What is FlashUtil32_32_0_0_387_pepper.exe?

FlashUtil32_32_0_0_387_pepper.exe is part of Adobe® Flash® Player Installer/Uninstaller and developed by Adobe according to the FlashUtil32_32_0_0_387_pepper.exe version information.

FlashUtil32_32_0_0_387_pepper.exe's description is "Adobe® Flash® Player Installer/Uninstaller 32.0 r0"

FlashUtil32_32_0_0_387_pepper.exe is digitally signed by Adobe Inc..

FlashUtil32_32_0_0_387_pepper.exe is usually located in the 'C:\Windows\SysWOW64\Macromed\Flash\' folder.

None of the anti-virus scanners at VirusTotal reports anything malicious about FlashUtil32_32_0_0_387_pepper.exe.

If you have additional information about the file, please share it with the FreeFixer users by posting a comment at the bottom of this page.

Vendor and version information [?]

The following is the available information on FlashUtil32_32_0_0_387_pepper.exe:

PropertyValue
Product nameAdobe® Flash® Player Installer/Uninstaller
Company nameAdobe
File descriptionAdobe® Flash® Player Installer/Uninstaller 32.0 r0
Internal nameAdobe® Flash® Player Installer/Uninstaller 32.0
Original filenameFlashUtil.exe
Legal copyrightCopyright © 1996-2020 Adobe
Legal trademarkAdobe® Flash® Player
Product version32,0,0,387
File version32,0,0,387

Here's a screenshot of the file properties when displayed by Windows Explorer:

Product nameAdobe® Flash® Player Installer/Uni..
Company nameAdobe
File descriptionAdobe® Flash® Player Installer/Uni..
Internal nameAdobe® Flash® Player Installer/Uni..
Original filenameFlashUtil.exe
Legal copyrightCopyright © 1996-2020 Adobe
Legal trademarkAdobe® Flash® Player
Product version32,0,0,387
File version32,0,0,387

Digital signatures [?]

FlashUtil32_32_0_0_387_pepper.exe has a valid digital signature.

PropertyValue
Signer nameAdobe Inc.
Certificate issuer nameDigiCert EV Code Signing CA (SHA2)
Certificate serial number0d2caccd3e9eec06738410ba31bf6595

VirusTotal report

None of the 72 anti-virus programs at VirusTotal detected the FlashUtil32_32_0_0_387_pepper.exe file.

None of the 72 anti-virus programs detected the FlashUtil32_32_0_0_387_pepper.exe file.

Sandbox Report

The following information was gathered by executing the file inside Cuckoo Sandbox.

Summary

Successfully executed process in sandbox.

Summary

{
    "file_created": [
        "C:\\Windows\\System32\\Macromed\\Temp\\{8DB9FBBC-1B7C-45C6-90E0-C18C484A2020}\\fpb.tmp"
    ],
    "directory_created": [
        "C:\\Windows\\System32\\Macromed\\Temp",
        "C:\\Windows\\System32\\Macromed",
        "C:\\Windows\\System32\\Macromed\\Temp\\{8DB9FBBC-1B7C-45C6-90E0-C18C484A2020}\\",
        "C:\\Windows\\System32\\Macromed\\Temp\\"
    ],
    "dll_loaded": [
        "C:\\Windows\\system32\\clbcatq.dll",
        "C:\\Windows\\system32\\riched20.dll",
        "kernel32",
        "C:\\Windows\\system32\\Advapi32.dll",
        "api-ms-win-core-localization-l1-2-1",
        "C:\\Windows\\system32\\setupapi.dll",
        "kernel32.dll",
        "UxTheme.dll",
        "C:\\Windows\\system32\\ws2help.dll",
        "C:\\Windows\\system32\\ole32.dll",
        "C:\\Windows\\system32\\sfc_os.dll",
        "dwmapi.dll",
        "C:\\Windows\\system32\\xpsp2res.dll",
        "api-ms-win-core-synch-l1-2-0",
        "C:\\Windows\\system32\\uxtheme.dll",
        "C:\\Windows\\system32\\Msimg32.dll",
        "C:\\Windows\\system32\\secur32.dll",
        "C:\\Windows\\system32\\wintrust.dll",
        "C:\\Windows\\syswow64\\MSCTF.dll",
        "API-MS-Win-Core-LocalRegistry-L1-1-0.dll",
        "C:\\Windows\\system32\\msasn1.dll",
        "OLEAUT32.DLL",
        "C:\\Windows\\system32\\netapi32.dll",
        "C:\\Windows\\system32\\Shell32.dll",
        "C:\\Windows\\system32\\comres.dll",
        "C:\\Windows\\system32\\Macromed\\Temp\\{8DB9FBBC-1B7C-45C6-90E0-C18C484A2020}\\fpb.tmp",
        "C:\\Windows\\system32\\version.dll",
        "C:\\Windows\\system32\\kernel32.dll",
        "SHELL32.dll",
        "C:\\Windows\\system32\\cryptui.dll",
        "comctl32.dll",
        "C:\\Windows\\system32\\dinput8.dll",
        "C:\\Windows\\system32\\user32.dll",
        "C:\\Windows\\system32\\shdocvw.dll",
        "C:\\Windows\\system32\\psapi.dll",
        "api-ms-win-core-fibers-l1-1-1",
        "C:\\Windows\\system32\\ws2_32.dll",
        "C:\\Windows\\system32\\crypt32.dll",
        "C:\\Windows\\system32\\atl.dll"
    ],
    "file_opened": [
        "C:\\Windows\\Globalization\\Sorting\\sortdefault.nls",
        "C:\\Windows\\System32"
    ],
    "regkey_opened": [
        "HKEY_LOCAL_MACHINE\\Software\\Mozilla\\Mozilla Firefox 60.0.2\\extensions",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{8613E14C-D0C0-4161-AC0F-1DD2563286BC}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_LOCAL_MACHINE\\Software\\Macromedia\\FlashPlayerPepper",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\",
        "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\Windows\\CurrentVersion\\Setup",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Policies\\System",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{0000897b-83df-4b96-be07-0fb58b01c4a4}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\CTF\\TIP\\{0000897b-83df-4b96-be07-0fb58b01c4a4}\\LanguageProfile\\0x00000000\\{0001bea3-ed56-483d-a2e2-aeae25577436}",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{F25E9F57-2FC8-4EB3-A41A-CCE5F08541E6}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\Windows\\CurrentVersion",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{07EB03D6-B001-41DF-9192-BF9B841EE71F}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\KnownClasses",
        "HKEY_LOCAL_MACHINE\\Software\\Mozilla",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Services\\crypt32",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{AE6BE008-07FB-400D-8BEB-337A64F7051F}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_CURRENT_USER\\Software\\Macromedia\\FlashPlayer",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\RealNetworks\\RealPlayer",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{C1EE01F2-B3B6-4A6A-9DDD-E988C088EC82}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_CURRENT_USER\\Software\\Microsoft\\CTF\\DirectSwitchHotkeys",
        "HKEY_LOCAL_MACHINE\\Software\\Mozilla\\Firefox\\extensions",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{E429B25A-E5D3-4D1F-9BE3-0C608477E3A1}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_CURRENT_USER\\Software\\Microsoft\\CTF\\LayoutIcon\\0409\\0000041d",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{F89E9E58-BD2F-4008-9AC2-0F816C09F4EE}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{DCBD6FA8-032F-11D3-B5B1-00C04FC324A1}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_LOCAL_MACHINE\\Software\\Mozilla\\Mozilla Firefox\\extensions",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{3697C5FA-60DD-4B56-92D4-74A569205C16}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{531FDEBF-9B4C-4A43-A2AA-960E8FCDC732}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_LOCAL_MACHINE\\Software\\Macromedia\\FlashPlayer",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{A028AE76-01B1-46C2-99C4-ACD9858AE02F}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\msasn1",
        "HKEY_LOCAL_MACHINE\\Software\\MozillaPlugins\\@adobe.com\/FlashPlayer",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{81D4E9C9-1D3B-41BC-9E6C-4B40BF79E35E}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{03B5835F-F03C-411B-9CE2-AA23E1171E36}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\Compatibility\\4487bcd3cbcc5dfaca8a360e3c52f8977b99a9d185187b211315e58204c2df44.bin",
        "HKEY_LOCAL_MACHINE\\Software\\Macromedia\\FlashPlayerPlugin",
        "HKEY_LOCAL_MACHINE\\Software\\Macromedia\\FlashPlayerActiveX",
        "HKEY_CURRENT_USER\\Keyboard Layout\\Toggle",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{78CB5B0E-26ED-4FCC-854C-77E8F3D1AA80}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}"
    ],
    "file_written": [
        "C:\\Windows\\System32\\Macromed\\Temp\\{8DB9FBBC-1B7C-45C6-90E0-C18C484A2020}\\fpb.tmp"
    ],
    "directory_removed": [
        "C:\\Windows\\SysWOW64\\Macromed\\Temp"
    ],
    "file_exists": [
        "C:\\Program Files (x86)\\Mozilla Firefox\\plugins\\NPSWF32.dll"
    ],
    "mutex": [
        "{FEC7EF28-53E7-4f06-8F56-FA6D670C8D3C}"
    ],
    "file_failed": [
        "C:\\Windows\\SysWOW64\\mms.cfg",
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\4487bcd3cbcc5dfaca8a360e3c52f8977b99a9d185187b211315e58204c2df44.dll",
        "C:\\Windows\\SysWOW64\\Macromed\\Flash\\mms.cfg"
    ],
    "regkey_read": [
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Setup\\SourcePath",
        "HKEY_CURRENT_USER\\Keyboard Layout\\Toggle\\Language Hotkey",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\Windows\\CurrentVersion\\DevicePath",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Policies\\System\\EnableLUA",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\CustomLocale\\en-US",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\services\\crypt32\\DebugHeapFlags",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\CTF\\EnableAnchorContext",
        "HKEY_CURRENT_USER\\Keyboard Layout\\Toggle\\Hotkey",
        "HKEY_CURRENT_USER\\Keyboard Layout\\Toggle\\Layout Hotkey",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{0000897b-83df-4b96-be07-0fb58b01c4a4}\\LanguageProfile\\0x00000000\\{0001bea3-ed56-483d-a2e2-aeae25577436}\\Enable",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\Locale\\00000409",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\Language Groups\\1",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\ExtendedLocale\\en-US",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Mozilla\\Mozilla Firefox 60.0.2\\extensions\\Plugins"
    ],
    "directory_enumerated": [
        "C:\\Windows\\SysWOW64\\Macromed\\Flash\\*",
        "C:\\Users\\cuck\\AppData\\Roaming\\Macromedia\\Flash Player\\www.macromedia.com\\bin\\*",
        "C:\\Windows\\SysWOW64\\Macromed\\Temp\\*",
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\*.dll"
    ]
}

Dropped

[
    {
        "yara": [],
        "sha1": "1ef4414c45068bfabfbfbf12a4106aefe6b7c1eb",
        "name": "ab0e80507f5911f6_fpb.tmp",
        "filepath": "C:\\Windows\\SysWOW64\\Macromed\\Temp\\{8DB9FBBC-1B7C-45C6-90E0-C18C484A2020}\\fpb.tmp",
        "type": "PE32 executable (DLL) (GUI) Intel 80386, for MS Windows",
        "sha256": "ab0e80507f5911f6b27bfe2f12eab072adce711a33b14b55f5420b6e6bfe60c5",
        "urls": [
            "http:\/\/crl4.digicert.com\/EVCodeSigningSHA2-g1.crl0K",
            "http:\/\/crl4.digicert.com\/sha2-assured-ts.crl0",
            "http:\/\/cacerts.digicert.com\/DigiCertSHA2AssuredIDTimestampingCA.crt0",
            "http:\/\/crl4.digicert.com\/DigiCertHighAssuranceEVRootCA.crl0",
            "http:\/\/cacerts.digicert.com\/DigiCertHighAssuranceEVRootCA.crt0",
            "http:\/\/ocsp.digicert.com0O",
            "http:\/\/crl3.digicert.com\/EVCodeSigningSHA2-g1.crl07",
            "http:\/\/crl3.digicert.com\/DigiCertAssuredIDRootCA.crl0P",
            "http:\/\/ocsp.digicert.com0I",
            "http:\/\/ocsp.digicert.com0H",
            "http:\/\/crl4.digicert.com\/DigiCertAssuredIDRootCA.crl0:",
            "http:\/\/cacerts.digicert.com\/DigiCertAssuredIDRootCA.crt0",
            "http:\/\/crl3.digicert.com\/DigiCertHighAssuranceEVRootCA.crl0",
            "http:\/\/crl3.digicert.com\/sha2-assured-ts.crl02",
            "http:\/\/cacerts.digicert.com\/DigiCertEVCodeSigningCA-SHA2.crt0",
            "https:\/\/www.digicert.com\/CPS0",
            "http:\/\/www.digicert.com\/ssl-cps-repository.htm0",
            "http:\/\/ocsp.digicert.com0C"
        ],
        "crc32": "87E061BA",
        "path": "\/home\/hpuser\/.cuckoo\/storage\/analyses\/7971\/files\/ab0e80507f5911f6_fpb.tmp",
        "ssdeep": null,
        "size": 590904,
        "sha512": "1f725758f0bfbfe5e6d38cb3c63a0f8400253d75d5c6a08af71b95dc1b9be8c9ef5612e1628c9349ee2998af8188258605917cea319556a5f21c1c0afa81af4f",
        "pids": [
            2456
        ],
        "md5": "cd563a9705cb7af591e18cd87e649d12"
    }
]

Generic

[
    {
        "process_path": "C:\\Users\\cuck\\AppData\\Local\\Temp\\4487bcd3cbcc5dfaca8a360e3c52f8977b99a9d185187b211315e58204c2df44.bin",
        "process_name": "4487bcd3cbcc5dfaca8a360e3c52f8977b99a9d185187b211315e58204c2df44.bin",
        "pid": 2456,
        "summary": {
            "file_created": [
                "C:\\Windows\\System32\\Macromed\\Temp\\{8DB9FBBC-1B7C-45C6-90E0-C18C484A2020}\\fpb.tmp"
            ],
            "directory_created": [
                "C:\\Windows\\System32\\Macromed\\Temp",
                "C:\\Windows\\System32\\Macromed",
                "C:\\Windows\\System32\\Macromed\\Temp\\{8DB9FBBC-1B7C-45C6-90E0-C18C484A2020}\\",
                "C:\\Windows\\System32\\Macromed\\Temp\\"
            ],
            "dll_loaded": [
                "C:\\Windows\\system32\\clbcatq.dll",
                "C:\\Windows\\system32\\riched20.dll",
                "kernel32",
                "C:\\Windows\\system32\\Advapi32.dll",
                "api-ms-win-core-localization-l1-2-1",
                "C:\\Windows\\system32\\setupapi.dll",
                "kernel32.dll",
                "UxTheme.dll",
                "C:\\Windows\\system32\\ws2help.dll",
                "C:\\Windows\\system32\\ole32.dll",
                "C:\\Windows\\system32\\sfc_os.dll",
                "dwmapi.dll",
                "C:\\Windows\\system32\\xpsp2res.dll",
                "api-ms-win-core-synch-l1-2-0",
                "C:\\Windows\\system32\\uxtheme.dll",
                "C:\\Windows\\system32\\Msimg32.dll",
                "C:\\Windows\\system32\\secur32.dll",
                "C:\\Windows\\system32\\wintrust.dll",
                "C:\\Windows\\syswow64\\MSCTF.dll",
                "API-MS-Win-Core-LocalRegistry-L1-1-0.dll",
                "C:\\Windows\\system32\\msasn1.dll",
                "OLEAUT32.DLL",
                "C:\\Windows\\system32\\netapi32.dll",
                "C:\\Windows\\system32\\Shell32.dll",
                "C:\\Windows\\system32\\comres.dll",
                "C:\\Windows\\system32\\Macromed\\Temp\\{8DB9FBBC-1B7C-45C6-90E0-C18C484A2020}\\fpb.tmp",
                "C:\\Windows\\system32\\version.dll",
                "C:\\Windows\\system32\\kernel32.dll",
                "SHELL32.dll",
                "C:\\Windows\\system32\\cryptui.dll",
                "comctl32.dll",
                "C:\\Windows\\system32\\dinput8.dll",
                "C:\\Windows\\system32\\user32.dll",
                "C:\\Windows\\system32\\shdocvw.dll",
                "C:\\Windows\\system32\\psapi.dll",
                "api-ms-win-core-fibers-l1-1-1",
                "C:\\Windows\\system32\\ws2_32.dll",
                "C:\\Windows\\system32\\crypt32.dll",
                "C:\\Windows\\system32\\atl.dll"
            ],
            "file_opened": [
                "C:\\Windows\\Globalization\\Sorting\\sortdefault.nls",
                "C:\\Windows\\System32"
            ],
            "regkey_opened": [
                "HKEY_LOCAL_MACHINE\\Software\\Mozilla\\Mozilla Firefox 60.0.2\\extensions",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{8613E14C-D0C0-4161-AC0F-1DD2563286BC}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_LOCAL_MACHINE\\Software\\Macromedia\\FlashPlayerPepper",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\",
                "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\Windows\\CurrentVersion\\Setup",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Policies\\System",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{0000897b-83df-4b96-be07-0fb58b01c4a4}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\CTF\\TIP\\{0000897b-83df-4b96-be07-0fb58b01c4a4}\\LanguageProfile\\0x00000000\\{0001bea3-ed56-483d-a2e2-aeae25577436}",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{F25E9F57-2FC8-4EB3-A41A-CCE5F08541E6}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\Windows\\CurrentVersion",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{07EB03D6-B001-41DF-9192-BF9B841EE71F}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\KnownClasses",
                "HKEY_LOCAL_MACHINE\\Software\\Mozilla",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Services\\crypt32",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{AE6BE008-07FB-400D-8BEB-337A64F7051F}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_CURRENT_USER\\Software\\Macromedia\\FlashPlayer",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\RealNetworks\\RealPlayer",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{C1EE01F2-B3B6-4A6A-9DDD-E988C088EC82}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_CURRENT_USER\\Software\\Microsoft\\CTF\\DirectSwitchHotkeys",
                "HKEY_LOCAL_MACHINE\\Software\\Mozilla\\Firefox\\extensions",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{E429B25A-E5D3-4D1F-9BE3-0C608477E3A1}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_CURRENT_USER\\Software\\Microsoft\\CTF\\LayoutIcon\\0409\\0000041d",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{F89E9E58-BD2F-4008-9AC2-0F816C09F4EE}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{DCBD6FA8-032F-11D3-B5B1-00C04FC324A1}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_LOCAL_MACHINE\\Software\\Mozilla\\Mozilla Firefox\\extensions",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{3697C5FA-60DD-4B56-92D4-74A569205C16}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{531FDEBF-9B4C-4A43-A2AA-960E8FCDC732}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_LOCAL_MACHINE\\Software\\Macromedia\\FlashPlayer",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{A028AE76-01B1-46C2-99C4-ACD9858AE02F}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\msasn1",
                "HKEY_LOCAL_MACHINE\\Software\\MozillaPlugins\\@adobe.com\/FlashPlayer",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{81D4E9C9-1D3B-41BC-9E6C-4B40BF79E35E}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{03B5835F-F03C-411B-9CE2-AA23E1171E36}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\Compatibility\\4487bcd3cbcc5dfaca8a360e3c52f8977b99a9d185187b211315e58204c2df44.bin",
                "HKEY_LOCAL_MACHINE\\Software\\Macromedia\\FlashPlayerPlugin",
                "HKEY_LOCAL_MACHINE\\Software\\Macromedia\\FlashPlayerActiveX",
                "HKEY_CURRENT_USER\\Keyboard Layout\\Toggle",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{78CB5B0E-26ED-4FCC-854C-77E8F3D1AA80}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}"
            ],
            "file_written": [
                "C:\\Windows\\System32\\Macromed\\Temp\\{8DB9FBBC-1B7C-45C6-90E0-C18C484A2020}\\fpb.tmp"
            ],
            "directory_removed": [
                "C:\\Windows\\SysWOW64\\Macromed\\Temp"
            ],
            "file_exists": [
                "C:\\Program Files (x86)\\Mozilla Firefox\\plugins\\NPSWF32.dll"
            ],
            "mutex": [
                "{FEC7EF28-53E7-4f06-8F56-FA6D670C8D3C}"
            ],
            "file_failed": [
                "C:\\Windows\\SysWOW64\\mms.cfg",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\4487bcd3cbcc5dfaca8a360e3c52f8977b99a9d185187b211315e58204c2df44.dll",
                "C:\\Windows\\SysWOW64\\Macromed\\Flash\\mms.cfg"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Setup\\SourcePath",
                "HKEY_CURRENT_USER\\Keyboard Layout\\Toggle\\Language Hotkey",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\Windows\\CurrentVersion\\DevicePath",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Policies\\System\\EnableLUA",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\CustomLocale\\en-US",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\services\\crypt32\\DebugHeapFlags",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\CTF\\EnableAnchorContext",
                "HKEY_CURRENT_USER\\Keyboard Layout\\Toggle\\Hotkey",
                "HKEY_CURRENT_USER\\Keyboard Layout\\Toggle\\Layout Hotkey",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{0000897b-83df-4b96-be07-0fb58b01c4a4}\\LanguageProfile\\0x00000000\\{0001bea3-ed56-483d-a2e2-aeae25577436}\\Enable",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\Locale\\00000409",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\Language Groups\\1",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\ExtendedLocale\\en-US",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Mozilla\\Mozilla Firefox 60.0.2\\extensions\\Plugins"
            ],
            "directory_enumerated": [
                "C:\\Windows\\SysWOW64\\Macromed\\Flash\\*",
                "C:\\Users\\cuck\\AppData\\Roaming\\Macromedia\\Flash Player\\www.macromedia.com\\bin\\*",
                "C:\\Windows\\SysWOW64\\Macromed\\Temp\\*",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\*.dll"
            ]
        },
        "first_seen": 1593355985.578125,
        "ppid": 2780
    },
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1593355985.328125,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "Checks if process is being debugged by a debugger",
        "severity": 1,
        "marks": [
            {
                "call": {
                    "category": "system",
                    "status": 0,
                    "stacktrace": [],
                    "last_error": 0,
                    "nt_status": -1073741700,
                    "api": "IsDebuggerPresent",
                    "return_value": 0,
                    "arguments": {},
                    "time": 1593355986.125125,
                    "tid": 2676,
                    "flags": {}
                },
                "pid": 2456,
                "type": "call",
                "cid": 2127
            }
        ],
        "references": [],
        "name": "checks_debugger"
    },
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "E:\\r\\ws\\St_Make\\code\\build\\win\\int\\Morphology.build\\Release\\Win32\\Morpheme.pdb",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "has_pdb"
    },
    {
        "markcount": 2,
        "families": [],
        "description": "Tries to locate where the browsers are installed",
        "severity": 1,
        "marks": [
            {
                "category": "file",
                "ioc": "C:\\Program Files (x86)\\Mozilla Firefox\\plugins\\NPSWF32.dll",
                "type": "ioc",
                "description": null
            },
            {
                "category": "registry",
                "ioc": "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Mozilla\\Mozilla Firefox 60.0.2\\extensions\\Plugins",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "locates_browser"
    },
    {
        "markcount": 1,
        "families": [],
        "description": "The executable contains unknown PE section names indicative of a packer (could be a false positive)",
        "severity": 1,
        "marks": [
            {
                "category": "section",
                "ioc": ".gfids",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "pe_features"
    },
    {
        "markcount": 2,
        "families": [],
        "description": "The file contains an unknown PE resource name possibly indicative of a packer",
        "severity": 1,
        "marks": [
            {
                "category": "resource name",
                "ioc": "LZMG",
                "type": "ioc",
                "description": null
            },
            {
                "category": "resource name",
                "ioc": "TYPELIB",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "pe_unknown_resource_name"
    },
    {
        "markcount": 2,
        "families": [],
        "description": "Steals private information from local Internet browsers",
        "severity": 2,
        "marks": [
            {
                "category": "registry",
                "ioc": "HKEY_LOCAL_MACHINE\\Software\\Mozilla\\Mozilla Firefox\\extensions",
                "type": "ioc",
                "description": null
            },
            {
                "category": "registry",
                "ioc": "HKEY_LOCAL_MACHINE\\Software\\Mozilla\\Mozilla Firefox 60.0.2\\extensions",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "infostealer_browser"
    },
    {
        "markcount": 2,
        "families": [],
        "description": "The binary likely contains encrypted or compressed data indicative of a packer",
        "severity": 2,
        "marks": [
            {
                "entropy": 7.186669286656373,
                "section": {
                    "size_of_data": "0x00105c00",
                    "virtual_address": "0x0005c000",
                    "entropy": 7.186669286656373,
                    "name": ".rsrc",
                    "virtual_size": "0x00105aec"
                },
                "type": "generic",
                "description": "A section with a high entropy has been found"
            },
            {
                "entropy": 0.7415014164305949,
                "type": "generic",
                "description": "Overall entropy of this PE file is high"
            }
        ],
        "references": [
            "http:\/\/www.forensickb.com\/2013\/03\/file-entropy-explained.html",
            "http:\/\/virii.es\/U\/Using%20Entropy%20Analysis%20to%20Find%20Encrypted%20and%20Packed%20Malware.pdf"
        ],
        "name": "packer_entropy"
    }
]

Yara

The Yara rules did not detect anything in the file.

Network

{
    "tls": [],
    "udp": [
        {
            "src": "192.168.56.101",
            "dst": "192.168.56.255",
            "offset": 546,
            "time": 3.078387975692749,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "192.168.56.255",
            "offset": 5226,
            "time": 9.07822299003601,
            "dport": 138,
            "sport": 138
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7070,
            "time": 3.010641098022461,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7398,
            "time": 1.060711145401001,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7726,
            "time": 3.0178110599517822,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 8054,
            "time": 1.6897990703582764,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 8382,
            "time": -0.08637881278991699,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 8710,
            "time": 1.1513640880584717,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 28120,
            "time": 1.0962791442871094,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 36504,
            "time": 3.1245810985565186,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "44e0a44f4d79e1471d3e58980a6d7d73fdabbb6908bc42db7ec5ca0c220f0068",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "794cef6cf7e9d396f3ed9b3d4f8f1d13aaeca9b0f48706380925a13b23e03580",
    "irc": [],
    "https_ex": []
}

Screenshots

Screenshot from the sandbox

Hashes [?]

PropertyValue
MD5ac745bb324d115c1ab890d72bfc89fa8
SHA2564487bcd3cbcc5dfaca8a360e3c52f8977b99a9d185187b211315e58204c2df44

Error Messages

These are some of the error messages that can appear related to flashutil32_32_0_0_387_pepper.exe:

flashutil32_32_0_0_387_pepper.exe has encountered a problem and needs to close. We are sorry for the inconvenience.

flashutil32_32_0_0_387_pepper.exe - Application Error. The instruction at "0xXXXXXXXX" referenced memory at "0xXXXXXXXX". The memory could not be "read/written". Click on OK to terminate the program.

Adobe® Flash® Player Installer/Uninstaller 32.0 r0 has stopped working.

End Program - flashutil32_32_0_0_387_pepper.exe. This program is not responding.

flashutil32_32_0_0_387_pepper.exe is not a valid Win32 application.

flashutil32_32_0_0_387_pepper.exe - Application Error. The application failed to initialize properly (0xXXXXXXXX). Click OK to terminate the application.

What will you do with the file?

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Malware or legitimate?

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Comments

Please share with the other users what you think about this file. What does this file do? Is it legitimate or something that your computer is better without? Do you know how it was installed on your system? Did you install it yourself or did it come bundled with some other software? Is it running smoothly or do you get some error message? Any information that will help to document this file is welcome. Thank you for your contributions.

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