Trojan

Trojan:Win32/Occamy.C0A removal

Malware Removal

The Trojan:Win32/Occamy.C0A 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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Gridinsoft Anti-Malware

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.C0A virus can do?

  • Executable code extraction
  • Attempts to connect to a dead IP:Port (1 unique times)
  • Presents an Authenticode digital signature
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • A process created a hidden window
  • Performs some HTTP requests
  • Creates an autorun.inf file
  • Uses Windows utilities for basic functionality
  • Attempts to delete volume shadow copies
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Modifies boot configuration settings
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Attempts to modify proxy settings
  • Clears Windows events or logs
  • Creates a copy of itself
  • Attempts to disable UAC
  • Attempts to modify UAC prompt behavior
  • Uses suspicious command line tools or Windows utilities

Related domains:

z.whorecord.xyz
a.tomx.xyz
api.myip.com
ocsp.digicert.com

How to determine Trojan:Win32/Occamy.C0A?


File Info:

crc32: 5374241F
md5: 112721221326a651a0213ecb9519e341
name: ztx555.exe
sha1: c140dc95833b198a239c17838a77a844e2e31866
sha256: 0a255eb353ef77a37e45427258d4e2d27b749a93f821cddbeaefbc91916e1606
sha512: 3cc171761db6578f55ffbf239e29b48eb7fe4f2ea535bb66f81f26f8ed3d75772e1d4bf26718fd4b441fea2f1b6231385771a6cf884768620bd7324bb14fa6cf
ssdeep: 24576:LCBvy8kdTSWCCHx0+pMQmCEr6unzF1eljClKncdlCi6/J9K84ie7wGF:LAodTSSOyA6unzSl2ltIxShF
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan:Win32/Occamy.C0A also known as:

BkavW32.AIDetectVM.malwareB
CynetMalicious (score: 100)
ALYacTrojan.Ransom.Avaddon
CylanceUnsafe
SangforMalware
K7AntiVirusRiskware ( 0040eff71 )
BitDefenderTrojan.GenericKD.34043131
K7GWRiskware ( 0040eff71 )
Cybereasonmalicious.5833b1
TrendMicroWorm.Win32.SULOC.THFAHBO
CyrenW32/Trojan.WIWD-3306
SymantecML.Attribute.HighConfidence
ESET-NOD32Win32/Filecoder.Avaddon.A
APEXMalicious
Paloaltogeneric.ml
AlibabaTrojan:Application/AvaddonRansom.00bc1d71
MicroWorld-eScanTrojan.GenericKD.34043131
RisingDropper.Generic!8.35E (TFE:dGZlOgLVVuFZ8JiEQA)
Ad-AwareTrojan.GenericKD.34043131
EmsisoftAdware.Generic (A)
F-SecureTrojan.TR/AD.AvaddonRansom.nsnlw
DrWebTrojan.DownLoader33.56359
McAfee-GW-EditionArtemis!Trojan
FortinetW32/Kryptik.HDZJ!tr
Trapminemalicious.moderate.ml.score
FireEyeTrojan.GenericKD.34043131
SophosTroj/Qbot-FS
IkarusTrojan.SuspectCRC
WebrootW32.Adware.Gen
AviraTR/AD.AvaddonRansom.nsnlw
MAXmalware (ai score=83)
Antiy-AVLGrayWare/Win32.Kryptik.ehls
Endgamemalicious (high confidence)
ArcabitTrojan.Generic.D20774FB
MicrosoftTrojan:Win32/Occamy.C0A
AhnLab-V3Trojan/Win32.RansomCrypt.C4132636
McAfeeArtemis!112721221326
VBA32BScope.TrojanDownloader.Cridex
MalwarebytesTrojan.Qbot
TrendMicro-HouseCallWorm.Win32.SULOC.THFAHBO
SentinelOneDFI – Malicious PE
eGambitUnsafe.AI_Score_98%
GDataTrojan.GenericKD.34043131
BitDefenderThetaGen:NN.ZexaF.34128.@AX@ausuNMei
AVGWin32:DangerousSig [Trj]
AvastWin32:DangerousSig [Trj]
CrowdStrikewin/malicious_confidence_60% (W)
Qihoo-360Generic/Trojan.Ransom.4ba

How to remove Trojan:Win32/Occamy.C0A?

Trojan:Win32/Occamy.C0A removal tool
  • 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.

About the author

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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