Categories: Trojan

Trojan:Win32/Occamy.C21 malicious file

The Trojan:Win32/Occamy.C21 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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What Trojan:Win32/Occamy.C21 virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Creates RWX memory
  • The binary likely contains encrypted or compressed data.
  • Executed a process and injected code into it, probably while unpacking
  • Network activity detected but not expressed in API logs
  • Anomalous binary characteristics

How to determine Trojan:Win32/Occamy.C21?


File Info:

crc32: 7558B0DCmd5: 2fad614f027e5c353fef95a5ab34765bname: mazx.exesha1: b75a024eef7dcb90ee5dc18dc5ccfe36d540e9ecsha256: 21644ae34f4cd8f6594ce1634bca5b0e53d8f8aaa20f1340799095be6ba53b58sha512: 1e6f4ea3ffb6a2bcb17f40ff2e71419f1e7349b0abb0c92bee3d7e81c1425871e9afdcfcc92a54ac210442d37f8b52b8d54d2b09615f438b4292bb4e226d9bb9ssdeep: 12288:0EQTcW9T920/5/6oPR0ht9hl9a05wJVfQLeBdBckNp5qXbz8UL8LX0owWks:BEcQ207R0R3FurYLevOX8G8LAWbtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan:Win32/Occamy.C21 also known as:

Bkav W32.AIDetectVM.malware1
MicroWorld-eScan Gen:Variant.Zusy.307621
FireEye Generic.mg.2fad614f027e5c35
McAfee GenericRXLC-FS!2FAD614F027E
Malwarebytes Trojan.MalPack.DLF
AegisLab Trojan.Win32.Zusy.4!c
K7AntiVirus Trojan ( 005680341 )
BitDefender Gen:Variant.Zusy.307621
K7GW Trojan ( 005680341 )
Cybereason malicious.eef7dc
Cyren W32/Injector.ABY.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Injector.EMJE
APEX Malicious
Paloalto generic.ml
Kaspersky HEUR:Backdoor.Win32.Androm.gen
Rising Trojan.Injector!1.AFE3 (CLASSIC)
Ad-Aware Gen:Variant.Zusy.307621
Emsisoft Gen:Variant.Zusy.307621 (B)
F-Secure Trojan.TR/Injector.xaqjy
Invincea heuristic
Fortinet W32/Injector.ELZG!tr
Trapmine malicious.moderate.ml.score
F-Prot W32/Injector.ABY.gen!Eldorado
Avira TR/Injector.xaqjy
MAX malware (ai score=86)
Endgame malicious (high confidence)
Arcabit Trojan.Zusy.D4B1A5
ZoneAlarm HEUR:Backdoor.Win32.Androm.gen
Microsoft Trojan:Win32/Occamy.C21
Cynet Malicious (score: 100)
AhnLab-V3 Suspicious/Win.Delphiless.X2066
Acronis suspicious
ALYac Gen:Variant.Zusy.307621
Cylance Unsafe
TrendMicro-HouseCall TROJ_GEN.R002H0CFP20
SentinelOne DFI – Suspicious PE
eGambit Unsafe.AI_Score_95%
GData Gen:Variant.Zusy.307621
BitDefenderTheta Gen:NN.ZelphiF.34130.WGW@aqAYiOci
CrowdStrike win/malicious_confidence_80% (W)
Qihoo-360 HEUR/QVM05.1.269C.Malware.Gen

How to remove Trojan:Win32/Occamy.C21?

  • 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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