Categories: Ransom

Ransom.Onion.B (file analysis)

The Ransom.Onion.B 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 Ransom.Onion.B virus can do?

  • Reads data out of its own binary image
  • Network activity detected but not expressed in API logs
  • Anomalous binary characteristics

How to determine Ransom.Onion.B?


File Info:

crc32: C9AE9504md5: 3c5a965c3e3f226080dca5c52fa3297bname: 3C5A965C3E3F226080DCA5C52FA3297B.mlwsha1: 14ef9b95e2c320f2ef75eed8b57f689710ebc340sha256: 0a1ea54db8194d073fc9e115b0a0b053f54c0b9bba796395e2e15b3a6332d786sha512: 75fd766a796cfc284fbe617da7b4edebd0904a94402ff158f5e6ce171cecd9e4adbadeaf7278db66a93ef1216294fe107fc6bcde4f52415433875eae9634e5d2ssdeep: 3072:KNdm6/Xbi5XJC/O45Riu9ShhIuiGKSLtNO9axj/LT5yFP26Mt3fZNXTWy813N:Kn/L+GOmF8hFKSZ/1yFujJPW3Ntype: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive

Version Info:

0: [No Data]

Ransom.Onion.B also known as:

Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 0055e3ef1 )
Lionic Trojan.Win32.Generic.4!c
Elastic malicious (high confidence)
DrWeb Trojan.Click3.25793
Cynet Malicious (score: 100)
CAT-QuickHeal Ransom.Onion.B
Cylance Unsafe
CrowdStrike win/malicious_confidence_80% (D)
K7GW Trojan ( 0055e3ef1 )
Cybereason malicious.c3e3f2
Cyren W32/Cerber.ZXKZ-6074
Symantec Trojan.Gen.2
ESET-NOD32 Win32/Filecoder.Cerber.B
APEX Malicious
Avast Win32:Trojan-gen
ClamAV Win.Ransomware.Cerber-7495870-0
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.NSIS.Androm.6
NANO-Antivirus Trojan.Nsis.Generic.ehbrzp
MicroWorld-eScan Trojan.NSIS.Androm.6
Tencent Win32.Trojan.Filecoder.Llhq
Sophos ML/PE-A + Mal/Miuref-L
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.AdwareAdload.dc
FireEye Generic.mg.3c5a965c3e3f2260
Emsisoft Trojan.NSIS.Androm.6 (B)
SentinelOne Static AI – Malicious PE
Antiy-AVL Trojan/Generic.ASMalwS.310483C
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/Cerber
SUPERAntiSpyware Ransom.Cerber/Variant
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Trojan.NSIS.Androm.6
TACHYON Ransom/W32.Cerber.241664
AhnLab-V3 Trojan/Win32.Cerber.R188636
McAfee Artemis!3C5A965C3E3F
MAX malware (ai score=87)
VBA32 Trojan.Click
Panda Trj/CI.A
AVG Win32:Trojan-gen
Paloalto generic.ml

How to remove Ransom.Onion.B?

  • 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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Paul Valéry

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