Categories: Trojan

About “Trojan:Win32/Occamy.C99” infection

The Trojan:Win32/Occamy.C99 is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What Trojan:Win32/Occamy.C99 virus can do?

  • Executable code extraction
  • Creates RWX memory
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • A scripting utility was executed
  • Network activity detected but not expressed in API logs
  • Anomalous binary characteristics

How to determine Trojan:Win32/Occamy.C99?


File Info:

crc32: D6799DB8md5: 3345094c12216f20e8e960b71840c4b0name: done.exesha1: cbb49c4a7714fd8982841952f3366b2441a9f2b0sha256: 990b3fb04e8c8fd2fff2542a9bb553623796b77c1e2ca760fe91b968de2e30d8sha512: 5cc99ebc252f375d421cfb178f36cd1c6be939ddcc0aef42526941bc5d7100e9d255d1154f9fcaecee22b7e7c84da90e4fc48cc2025b8d981baf87594367b8bbssdeep: 24576:gDXru5V/EfH9A8fUwSU61O8nCesDZd+P7iUuuEd48b:wkpeH9AmZSopaP7ipmatype: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive

Version Info:

0: [No Data]

Trojan:Win32/Occamy.C99 also known as:

MicroWorld-eScan Gen:Variant.Razy.624632
FireEye Generic.mg.3345094c12216f20
Cylance Unsafe
AegisLab Trojan.Win32.Generic.4!c
K7AntiVirus Trojan ( 005635de1 )
BitDefender Gen:Variant.Razy.624632
K7GW Trojan ( 005635de1 )
Cybereason malicious.a7714f
Invincea heuristic
BitDefenderTheta Gen:NN.ZexaF.34138.1q0@aKukEwi
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:PWSX-gen [Trj]
GData Gen:Variant.Razy.624632
Kaspersky HEUR:Trojan.Win32.Generic
Alibaba Trojan:Win32/runner.ali1000123
NANO-Antivirus Trojan.Win32.TheRat.hipdqg
Tencent Win32.Trojan.Generic.Lhmz
Sophos Mal/Generic-S
F-Secure Heuristic.HEUR/AGEN.1133144
DrWeb Win32.HLLW.Autoruner.9222
Emsisoft Gen:Variant.Razy.624632 (B)
SentinelOne DFI – Suspicious PE
Avira ProgramFilesDir/Caddy.exe
MAX malware (ai score=84)
Endgame malicious (high confidence)
Arcabit Trojan.Razy.D987F8
ZoneAlarm HEUR:Backdoor.Win32.Agent.vho
Microsoft Trojan:Win32/Occamy.C99
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Agent.R344987
McAfee Artemis!3345094C1221
Malwarebytes PUP.Optional.SweetIM
Panda Trj/CI.A
ESET-NOD32 a variant of MSIL/Kryptik.VFM
TrendMicro-HouseCall TROJ_GEN.R002H0CGM20
Rising Trojan.IPLogger/NSIS!1.C696 (CLASSIC)
Ikarus Trojan.MSIL.Crypt
eGambit Unsafe.AI_Score_99%
Fortinet MSIL/Kryptik.VFM!tr
AVG Win32:PWSX-gen [Trj]
Paloalto generic.ml
CrowdStrike win/malicious_confidence_90% (W)
Qihoo-360 Generic/HEUR/QVM42.3.BB65.Malware.Gen

How to remove Trojan:Win32/Occamy.C99?

  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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