What is gestfact.exe?

gestfact.exe is usually located in the 'c:\downloads\' folder.

Some of the anti-virus scanners at VirusTotal detected gestfact.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 [?]

gestfact.exe does not have any version or vendor information.

Digital signatures [?]

gestfact.exe is not signed.

VirusTotal report

8 of the 71 anti-virus programs at VirusTotal detected the gestfact.exe file. That's a 11% detection rate.

ScannerDetection Name
Alibaba HackTool:Application/Generic.65766e44
CMC Backdoor.Win32.Poison!O
Cylance Unsafe
Ikarus not-a-virus:Client-IRC.Win32.mIRC
Microsoft PUA:Win32/Presenoker
Sophos Generic PUA KM (PUA)
Symantec Hacktool
TrendMicro-HouseCall TROJ_GEN.R002H05DU19
8 of the 71 anti-virus programs detected the gestfact.exe file.

Sandbox Report

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

Summary

Successfully executed process in sandbox.

Summary

{
    "dll_loaded": [
        "C:\\Windows\\syswow64\\MSCTF.dll",
        "KERNEL32.DLL",
        "kernel32.dll",
        "UxTheme.dll",
        "OLEAUT32.DLL",
        "C:\\Windows\\system32\\ole32.dll",
        "dwmapi.dll",
        "comctl32"
    ],
    "file_opened": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\88c88377d2ee65020ca305262f5cc9948000ebc1027cf5c02d9a34ba28c9376f.bin",
        "C:\\Windows\\Globalization\\Sorting\\sortdefault.nls"
    ],
    "regkey_opened": [
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\Compatibility\\88c88377d2ee65020ca305262f5cc9948000ebc1027cf5c02d9a34ba28c9376f.bin",
        "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\Windows\\CurrentVersion\\Policies\\Explorer",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{0000897b-83df-4b96-be07-0fb58b01c4a4}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_CURRENT_USER\\Software\\Microsoft\\CTF\\LayoutIcon\\0409\\0000041d",
        "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_CURRENT_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Policies\\Explorer",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{C1EE01F2-B3B6-4A6A-9DDD-E988C088EC82}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{F25E9F57-2FC8-4EB3-A41A-CCE5F08541E6}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "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\\Microsoft\\CTF\\TIP\\{AE6BE008-07FB-400D-8BEB-337A64F7051F}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{E429B25A-E5D3-4D1F-9BE3-0C608477E3A1}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{8613E14C-D0C0-4161-AC0F-1DD2563286BC}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\MS Sans Serif",
        "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\\Microsoft\\OLEAUT",
        "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\\Microsoft\\CTF\\TIP\\{A028AE76-01B1-46C2-99C4-ACD9858AE02F}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
        "HKEY_CURRENT_USER\\Software\\Microsoft\\CTF\\DirectSwitchHotkeys",
        "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_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_failed": [
        "C:\\Gestfact"
    ],
    "file_read": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\88c88377d2ee65020ca305262f5cc9948000ebc1027cf5c02d9a34ba28c9376f.bin"
    ],
    "regkey_read": [
        "HKEY_CURRENT_USER\\Keyboard Layout\\Toggle\\Language Hotkey",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\CTF\\EnableAnchorContext",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\CustomLocale\\en-US",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\Locale\\00000409",
        "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\\Language Groups\\1",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\ExtendedLocale\\en-US",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Policies\\Explorer\\TurnOffSPIAnimations"
    ]
}

Generic

[
    {
        "process_path": "C:\\Users\\cuck\\AppData\\Local\\Temp\\88c88377d2ee65020ca305262f5cc9948000ebc1027cf5c02d9a34ba28c9376f.bin",
        "process_name": "88c88377d2ee65020ca305262f5cc9948000ebc1027cf5c02d9a34ba28c9376f.bin",
        "pid": 2456,
        "summary": {
            "dll_loaded": [
                "C:\\Windows\\syswow64\\MSCTF.dll",
                "KERNEL32.DLL",
                "kernel32.dll",
                "UxTheme.dll",
                "OLEAUT32.DLL",
                "C:\\Windows\\system32\\ole32.dll",
                "dwmapi.dll",
                "comctl32"
            ],
            "file_opened": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\88c88377d2ee65020ca305262f5cc9948000ebc1027cf5c02d9a34ba28c9376f.bin",
                "C:\\Windows\\Globalization\\Sorting\\sortdefault.nls"
            ],
            "regkey_opened": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\Compatibility\\88c88377d2ee65020ca305262f5cc9948000ebc1027cf5c02d9a34ba28c9376f.bin",
                "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\Windows\\CurrentVersion\\Policies\\Explorer",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{0000897b-83df-4b96-be07-0fb58b01c4a4}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_CURRENT_USER\\Software\\Microsoft\\CTF\\LayoutIcon\\0409\\0000041d",
                "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_CURRENT_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Policies\\Explorer",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{C1EE01F2-B3B6-4A6A-9DDD-E988C088EC82}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{F25E9F57-2FC8-4EB3-A41A-CCE5F08541E6}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "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\\Microsoft\\CTF\\TIP\\{AE6BE008-07FB-400D-8BEB-337A64F7051F}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{E429B25A-E5D3-4D1F-9BE3-0C608477E3A1}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\TIP\\{8613E14C-D0C0-4161-AC0F-1DD2563286BC}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\CTF\\",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\LanguagePack\\SurrogateFallback\\MS Sans Serif",
                "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\\Microsoft\\OLEAUT",
                "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\\Microsoft\\CTF\\TIP\\{A028AE76-01B1-46C2-99C4-ACD9858AE02F}\\Category\\Category\\{534C48C1-0607-4098-A521-4FC899C73E90}",
                "HKEY_CURRENT_USER\\Software\\Microsoft\\CTF\\DirectSwitchHotkeys",
                "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_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_failed": [
                "C:\\Gestfact"
            ],
            "file_read": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\88c88377d2ee65020ca305262f5cc9948000ebc1027cf5c02d9a34ba28c9376f.bin"
            ],
            "regkey_read": [
                "HKEY_CURRENT_USER\\Keyboard Layout\\Toggle\\Language Hotkey",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\CTF\\EnableAnchorContext",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\CustomLocale\\en-US",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\Locale\\00000409",
                "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\\Language Groups\\1",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\ExtendedLocale\\en-US",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Policies\\Explorer\\TurnOffSPIAnimations"
            ]
        },
        "first_seen": 1565650387.6094,
        "ppid": 2780
    },
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1565650387.3281,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "The executable uses a known packer",
        "severity": 1,
        "marks": [
            {
                "category": "packer",
                "ioc": "Armadillo v1.71",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "peid_packer"
    },
    {
        "markcount": 10,
        "families": [],
        "description": "Queries the disk size which could be used to detect virtual machine with small fixed size or dynamic allocation",
        "severity": 2,
        "marks": [
            {
                "call": {
                    "category": "misc",
                    "status": 0,
                    "stacktrace": [],
                    "last_error": 3,
                    "nt_status": -1073741772,
                    "api": "GetDiskFreeSpaceExW",
                    "return_value": 0,
                    "arguments": {
                        "root_path": "C:\\Gestfact",
                        "free_bytes_available": 1,
                        "total_number_of_free_bytes": 48539418310740144,
                        "total_number_of_bytes": 1116691496973
                    },
                    "time": 1565650391.6254,
                    "tid": 2676,
                    "flags": {}
                },
                "pid": 2456,
                "type": "call",
                "cid": 548
            },
            {
                "call": {
                    "category": "misc",
                    "status": 1,
                    "stacktrace": [],
                    "api": "GetDiskFreeSpaceW",
                    "return_value": 1,
                    "arguments": {
                        "root_path": "C:\\",
                        "sectors_per_cluster": 8,
                        "number_of_free_clusters": 5740187,
                        "total_number_of_clusters": 8362495,
                        "bytes_per_sector": 512
                    },
                    "time": 1565650391.6254,
                    "tid": 2676,
                    "flags": {}
                },
                "pid": 2456,
                "type": "call",
                "cid": 550
            },
            {
                "call": {
                    "category": "misc",
                    "status": 0,
                    "stacktrace": [],
                    "last_error": 3,
                    "nt_status": -1073741772,
                    "api": "GetDiskFreeSpaceExW",
                    "return_value": 0,
                    "arguments": {
                        "root_path": "C:\\Gestfact",
                        "free_bytes_available": 1,
                        "total_number_of_free_bytes": 48539418310740144,
                        "total_number_of_bytes": 1116691496973
                    },
                    "time": 1565650391.6254,
                    "tid": 2676,
                    "flags": {}
                },
                "pid": 2456,
                "type": "call",
                "cid": 553
            },
            {
                "call": {
                    "category": "misc",
                    "status": 1,
                    "stacktrace": [],
                    "api": "GetDiskFreeSpaceW",
                    "return_value": 1,
                    "arguments": {
                        "root_path": "C:\\",
                        "sectors_per_cluster": 8,
                        "number_of_free_clusters": 5740187,
                        "total_number_of_clusters": 8362495,
                        "bytes_per_sector": 512
                    },
                    "time": 1565650391.6254,
                    "tid": 2676,
                    "flags": {}
                },
                "pid": 2456,
                "type": "call",
                "cid": 555
            },
            {
                "call": {
                    "category": "misc",
                    "status": 0,
                    "stacktrace": [],
                    "last_error": 3,
                    "nt_status": -1073741772,
                    "api": "GetDiskFreeSpaceExW",
                    "return_value": 0,
                    "arguments": {
                        "root_path": "C:\\Gestfact",
                        "free_bytes_available": 8519241844079460350,
                        "total_number_of_free_bytes": 8739021137985447454,
                        "total_number_of_bytes": 7029643676545466
                    },
                    "time": 1565650391.6254,
                    "tid": 2676,
                    "flags": {}
                },
                "pid": 2456,
                "type": "call",
                "cid": 558
            },
            {
                "call": {
                    "category": "misc",
                    "status": 1,
                    "stacktrace": [],
                    "api": "GetDiskFreeSpaceW",
                    "return_value": 1,
                    "arguments": {
                        "root_path": "C:\\",
                        "sectors_per_cluster": 8,
                        "number_of_free_clusters": 5740187,
                        "total_number_of_clusters": 8362495,
                        "bytes_per_sector": 512
                    },
                    "time": 1565650391.6254,
                    "tid": 2676,
                    "flags": {}
                },
                "pid": 2456,
                "type": "call",
                "cid": 560
            },
            {
                "call": {
                    "category": "misc",
                    "status": 0,
                    "stacktrace": [],
                    "last_error": 3,
                    "nt_status": -1073741772,
                    "api": "GetDiskFreeSpaceExW",
                    "return_value": 0,
                    "arguments": {
                        "root_path": "C:\\Gestfact",
                        "free_bytes_available": 1,
                        "total_number_of_free_bytes": 48539418310740144,
                        "total_number_of_bytes": 1116691496973
                    },
                    "time": 1565650391.6254,
                    "tid": 2676,
                    "flags": {}
                },
                "pid": 2456,
                "type": "call",
                "cid": 563
            },
            {
                "call": {
                    "category": "misc",
                    "status": 1,
                    "stacktrace": [],
                    "api": "GetDiskFreeSpaceW",
                    "return_value": 1,
                    "arguments": {
                        "root_path": "C:\\",
                        "sectors_per_cluster": 8,
                        "number_of_free_clusters": 5740187,
                        "total_number_of_clusters": 8362495,
                        "bytes_per_sector": 512
                    },
                    "time": 1565650391.6254,
                    "tid": 2676,
                    "flags": {}
                },
                "pid": 2456,
                "type": "call",
                "cid": 565
            },
            {
                "call": {
                    "category": "misc",
                    "status": 0,
                    "stacktrace": [],
                    "last_error": 3,
                    "nt_status": -1073741772,
                    "api": "GetDiskFreeSpaceExW",
                    "return_value": 0,
                    "arguments": {
                        "root_path": "C:\\Gestfact",
                        "free_bytes_available": 1,
                        "total_number_of_free_bytes": 48539418310740144,
                        "total_number_of_bytes": 1116691496973
                    },
                    "time": 1565650392.7034,
                    "tid": 2676,
                    "flags": {}
                },
                "pid": 2456,
                "type": "call",
                "cid": 598
            },
            {
                "call": {
                    "category": "misc",
                    "status": 1,
                    "stacktrace": [],
                    "api": "GetDiskFreeSpaceW",
                    "return_value": 1,
                    "arguments": {
                        "root_path": "C:\\",
                        "sectors_per_cluster": 8,
                        "number_of_free_clusters": 5740187,
                        "total_number_of_clusters": 8362495,
                        "bytes_per_sector": 512
                    },
                    "time": 1565650392.7034,
                    "tid": 2676,
                    "flags": {}
                },
                "pid": 2456,
                "type": "call",
                "cid": 600
            }
        ],
        "references": [],
        "name": "antivm_disk_size"
    }
]

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": 3.0791459083557,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "192.168.56.255",
            "offset": 5226,
            "time": 9.0946729183197,
            "dport": 138,
            "sport": 138
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7070,
            "time": 3.0115818977356,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7398,
            "time": 1.0220868587494,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7726,
            "time": 3.01873087883,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 8054,
            "time": 1.5189769268036,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 8382,
            "time": -0.10107612609863,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 8710,
            "time": 1.5479538440704,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 28120,
            "time": 1.0555210113525,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 36504,
            "time": 3.1273708343506,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "dd6c3a7014ab0805b8cbeeedcf5c642b6c19cc647c6339ff94826e6bca93a55b",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "7b54b8103d8b5528e1663bbc9c218c30278b33de1355308e5879e38361386cfe",
    "irc": [],
    "https_ex": []
}

Screenshots

Screenshot from the sandboxScreenshot from the sandboxScreenshot from the sandboxScreenshot from the sandboxScreenshot from the sandbox

gestfact.exe removal instructions

The instructions below shows how to remove gestfact.exe with help from the FreeFixer removal tool. Basically, you install FreeFixer, scan your computer, check the gestfact.exe file for removal, restart your computer and scan it again to verify that gestfact.exe has been successfully removed. Here are the removal instructions in more detail:

  1. Download and install FreeFixer: http://www.freefixer.com/download.html
  2. Start FreeFixer and press the Start Scan button. The scan will finish in approximately five minutes.
    Screenshot of Start Scan button
  3. When the scan is finished, locate gestfact.exe in the scan result and tick the checkbox next to the gestfact.exe file. Do not check any other file for removal unless you are 100% sure you want to delete it. Tip: Press CTRL-F to open up FreeFixer's search dialog to quickly locate gestfact.exe in the scan result.
    Red arrow point on the unwanted file
    c:\downloads\gestfact.exe
  4. Scroll down to the bottom of the scan result and press the Fix button. FreeFixer will now delete the gestfact.exe file.
    Screenshot of Fix button
  5. Restart your computer.
  6. Start FreeFixer and scan your computer again. If gestfact.exe still remains in the scan result, proceed with the next step. If gestfact.exe is gone from the scan result you're done.
  7. If gestfact.exe still remains in the scan result, check its checkbox again in the scan result and click Fix.
  8. Restart your computer.
  9. Start FreeFixer and scan your computer again. Verify that gestfact.exe no longer appear in the scan result.
Please select the option that best describe your thoughts on the removal instructions given above








Free Questionnaires

Hashes [?]

PropertyValue
MD57761ab18d5dfae71b2acefb2267a9543
SHA25688c88377d2ee65020ca305262f5cc9948000ebc1027cf5c02d9a34ba28c9376f

Error Messages

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

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

gestfact.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.

gestfact.exe has stopped working.

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

gestfact.exe is not a valid Win32 application.

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

What will you do with gestfact.exe?

To help other users, please let us know what you will do with gestfact.exe:



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.

I'm reading all new comments so don't hesitate to post a question about the file. If I don't have the answer perhaps another user can help you.

No comments posted yet.

Leave a reply