What is petit.exe?

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

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

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

Digital signatures [?]

petit.exe is not signed.

VirusTotal report

44 of the 63 anti-virus programs at VirusTotal detected the petit.exe file. That's a 70% detection rate.

ScannerDetection Name
Acronis suspicious
Ad-Aware Gen:Variant.Ulise.28357
AhnLab-V3 Win-Trojan/Delphiless.Exp
ALYac Gen:Variant.Ulise.28357
Antiy-AVL Trojan/Win32.Kryptik
Arcabit Trojan.Ulise.D6EC5
Avast Win32:Trojan-gen
AVG Win32:Trojan-gen
Avira TR/Injector.jqsgu
BitDefender Gen:Variant.Ulise.28357
Comodo TrojWare.Win32.Fareit.EDS@825blr
CrowdStrike win/malicious_confidence_100% (W)
Cyren W32/GenBl.1CB0DABE!Olympus
DrWeb Trojan.PWS.Spy.21095
Emsisoft Gen:Variant.Ulise.28357 (B)
Endgame malicious (high confidence)
ESET-NOD32 a variant of Win32/Injector.EDSU
F-Secure Trojan.TR/Injector.jqsgu
Fortinet W32/Agent.AJFK!tr
GData Gen:Variant.Ulise.28357
Ikarus Trojan.Inject
Invincea heuristic
K7AntiVirus Trojan ( 005481f01 )
K7GW Trojan ( 005481f01 )
Kaspersky HEUR:Trojan.Win32.Kryptik.gen
Malwarebytes Trojan.Crypt
MAX malware (ai score=100)
McAfee Fareit-FLH!1CB0DABEE9F5
McAfee-GW-Edition BehavesLike.Win32.Fareit.jh
Microsoft Trojan:Win32/Occamy.C
MicroWorld-eScan Gen:Variant.Ulise.28357
NANO-Antivirus Trojan.Win32.Kryptik.fnfyjh
Paloalto generic.ml
Panda Trj/Genetic.gen
Qihoo-360 Win32/Trojan.469
SentinelOne static engine - malicious
Sophos Mal/Fareit-Q
Symantec Trojan.Gen.2
Tencent Win32.Trojan.Kryptik.Ebrc
Trapmine malicious.high.ml.score
VBA32 TScope.Trojan.Delf
ViRobot Trojan.Win32.Z.Zusy.630272.A
Webroot W32.Trojan.Gen
ZoneAlarm HEUR:Trojan.Win32.Kryptik.gen
44 of the 63 anti-virus programs detected the petit.exe file.

Sandbox Report

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

Summary

Successfully executed process in sandbox.

Summary

{
    "regkey_opened": [
        "HKEY_CURRENT_USER\\Software\\Borland\\Delphi\\Locales",
        "HKEY_LOCAL_MACHINE\\Software\\Borland\\Locales",
        "HKEY_CURRENT_USER\\Software\\Borland\\Locales"
    ],
    "regkey_read": [
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\CustomLocale\\en-US",
        "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\ExtendedLocale\\en-US"
    ],
    "dll_loaded": [
        "dwmapi.dll",
        "advapi32",
        "user32",
        "shell32"
    ]
}

Generic

[
    {
        "process_path": "C:\\Users\\cuck\\AppData\\Local\\Temp\\53bcea9c7cbec3963518bf9b28824c95f9f43e296ddfc45eb451a8252e912443.bin",
        "process_name": "53bcea9c7cbec3963518bf9b28824c95f9f43e296ddfc45eb451a8252e912443.bin",
        "pid": 1664,
        "summary": {
            "regkey_opened": [
                "HKEY_CURRENT_USER\\Software\\Borland\\Delphi\\Locales",
                "HKEY_LOCAL_MACHINE\\Software\\Borland\\Locales",
                "HKEY_CURRENT_USER\\Software\\Borland\\Locales"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\CustomLocale\\en-US",
                "HKEY_LOCAL_MACHINE\\SYSTEM\\ControlSet001\\Control\\Nls\\ExtendedLocale\\en-US"
            ],
            "dll_loaded": [
                "dwmapi.dll",
                "advapi32",
                "user32",
                "shell32"
            ]
        },
        "first_seen": 1603587186.5625,
        "ppid": 2448
    },
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1603587186.3125,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 3,
        "families": [],
        "description": "The executable contains unknown PE section names indicative of a packer (could be a false positive)",
        "severity": 1,
        "marks": [
            {
                "category": "section",
                "ioc": "CODE",
                "type": "ioc",
                "description": null
            },
            {
                "category": "section",
                "ioc": "DATA",
                "type": "ioc",
                "description": null
            },
            {
                "category": "section",
                "ioc": "BSS",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "pe_features"
    },
    {
        "markcount": 1,
        "families": [],
        "description": "The executable uses a known packer",
        "severity": 1,
        "marks": [
            {
                "category": "packer",
                "ioc": "BobSoft Mini Delphi -> BoB \/ BobSoft",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "peid_packer"
    },
    {
        "markcount": 3,
        "families": [],
        "description": "Allocates read-write-execute memory (usually to unpack itself)",
        "severity": 2,
        "marks": [
            {
                "call": {
                    "category": "process",
                    "status": 1,
                    "stacktrace": [],
                    "api": "NtAllocateVirtualMemory",
                    "return_value": 0,
                    "arguments": {
                        "process_identifier": 1664,
                        "region_size": 4096,
                        "stack_dep_bypass": 0,
                        "stack_pivoted": 0,
                        "heap_dep_bypass": 0,
                        "protection": 64,
                        "process_handle": "0xffffffff",
                        "allocation_type": 4096,
                        "base_address": "0x00570000"
                    },
                    "time": 1603587186.7975,
                    "tid": 2736,
                    "flags": {
                        "protection": "PAGE_EXECUTE_READWRITE",
                        "allocation_type": "MEM_COMMIT"
                    }
                },
                "pid": 1664,
                "type": "call",
                "cid": 175
            },
            {
                "call": {
                    "category": "process",
                    "status": 1,
                    "stacktrace": [],
                    "api": "NtProtectVirtualMemory",
                    "return_value": 0,
                    "arguments": {
                        "process_identifier": 1664,
                        "stack_dep_bypass": 0,
                        "stack_pivoted": 0,
                        "heap_dep_bypass": 0,
                        "length": 28672,
                        "protection": 64,
                        "process_handle": "0xffffffff",
                        "base_address": "0x00462000"
                    },
                    "time": 1603587193.2035,
                    "tid": 2736,
                    "flags": {
                        "protection": "PAGE_EXECUTE_READWRITE"
                    }
                },
                "pid": 1664,
                "type": "call",
                "cid": 498
            },
            {
                "call": {
                    "category": "process",
                    "status": 1,
                    "stacktrace": [],
                    "api": "NtAllocateVirtualMemory",
                    "return_value": 0,
                    "arguments": {
                        "process_identifier": 1664,
                        "region_size": 4096,
                        "stack_dep_bypass": 0,
                        "stack_pivoted": 0,
                        "heap_dep_bypass": 0,
                        "protection": 64,
                        "process_handle": "0xffffffff",
                        "allocation_type": 12288,
                        "base_address": "0x005b0000"
                    },
                    "time": 1603587193.2035,
                    "tid": 2736,
                    "flags": {
                        "protection": "PAGE_EXECUTE_READWRITE",
                        "allocation_type": "MEM_COMMIT|MEM_RESERVE"
                    }
                },
                "pid": 1664,
                "type": "call",
                "cid": 503
            }
        ],
        "references": [],
        "name": "allocates_rwx"
    },
    {
        "markcount": 1,
        "families": [],
        "description": "Searches running processes potentially to identify processes for sandbox evasion, code injection or memory dumping",
        "severity": 2,
        "marks": [
            {
                "call": {
                    "category": "process",
                    "status": 1,
                    "stacktrace": [],
                    "api": "Process32NextW",
                    "return_value": 1,
                    "arguments": {
                        "process_name": "53bcea9c7cbec3963518bf9b28824c95f9f43e296ddfc45eb451a8252e912443.bin",
                        "snapshot_handle": "0x00000104",
                        "process_identifier": 1664
                    },
                    "time": 1603587193.6415,
                    "tid": 2736,
                    "flags": {}
                },
                "pid": 1664,
                "type": "call",
                "cid": 544
            }
        ],
        "references": [],
        "name": "injection_process_search"
    },
    {
        "markcount": 2,
        "families": [],
        "description": "The binary likely contains encrypted or compressed data indicative of a packer",
        "severity": 2,
        "marks": [
            {
                "entropy": 7.077306619313384,
                "section": {
                    "size_of_data": "0x00025800",
                    "virtual_address": "0x0007a000",
                    "entropy": 7.077306619313384,
                    "name": ".rsrc",
                    "virtual_size": "0x00025744"
                },
                "type": "generic",
                "description": "A section with a high entropy has been found"
            },
            {
                "entropy": 0.24410089503661514,
                "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"
    },
    {
        "markcount": 1,
        "families": [],
        "description": "Expresses interest in specific running processes",
        "severity": 2,
        "marks": [
            {
                "category": "process",
                "ioc": "53bcea9c7cbec3963518bf9b28824c95f9f43e296ddfc45eb451a8252e912443.bin",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "process_interest"
    }
]

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": 3.078941822052002,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "192.168.56.255",
            "offset": 5226,
            "time": 9.079653978347778,
            "dport": 138,
            "sport": 138
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7070,
            "time": 3.0221569538116455,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7398,
            "time": 1.0183110237121582,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7726,
            "time": 3.0348968505859375,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 8054,
            "time": 1.518608808517456,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 8382,
            "time": -0.09208416938781738,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 8710,
            "time": 1.080091953277588,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 28120,
            "time": 1.0404319763183594,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 36504,
            "time": 3.0947189331054688,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "99c3895a302a89cc98c9d0ecd49a0b3b966aad3be728a53f95829c3f4e5c3510",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "b657414e3cf6e34d911372366e21c65f3e66821e2e6ebfe0b57f8ceb385081b4",
    "irc": [],
    "https_ex": []
}

Screenshots

Screenshot from the sandbox

petit.exe removal instructions

The instructions below shows how to remove petit.exe with help from the FreeFixer removal tool. Basically, you install FreeFixer, scan your computer, check the petit.exe file for removal, restart your computer and scan it again to verify that petit.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 petit.exe in the scan result and tick the checkbox next to the petit.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 petit.exe in the scan result.
    Red arrow point on the unwanted file
    c:\downloads\petit.exe
  4. Scroll down to the bottom of the scan result and press the Fix button. FreeFixer will now delete the petit.exe file.
    Screenshot of Fix button
  5. Restart your computer.
  6. Start FreeFixer and scan your computer again. If petit.exe still remains in the scan result, proceed with the next step. If petit.exe is gone from the scan result you're done.
  7. If petit.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 petit.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
MD51cb0dabee9f5ab5030f71fecd788bf4a
SHA25653bcea9c7cbec3963518bf9b28824c95f9f43e296ddfc45eb451a8252e912443

Error Messages

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

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

petit.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.

petit.exe has stopped working.

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

petit.exe is not a valid Win32 application.

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

What will you do with petit.exe?

To help other users, please let us know what you will do with petit.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.

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