Categories: Malware

Win32:VB-AENC [Trj] malicious file

The Win32:VB-AENC [Trj] 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 Win32:VB-AENC [Trj] virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • Authenticode signature is invalid
  • Behavioural detection: Injection (inter-process)
  • CAPE detected the embedded win api malware family
  • Attempts to disable Windows Auto Updates
  • Anomalous binary characteristics
  • Attempts to modify Explorer settings to prevent hidden files from being displayed
  • Yara detections observed in process dumps, payloads or dropped files

How to determine Win32:VB-AENC [Trj]?


File Info:

name: 83FAE864DC237572E62A.mlwpath: /opt/CAPEv2/storage/binaries/efcfe03fc94a7c939c5898a5188bf4a0a5687eb6b60995e20daeb7dce2d37b49crc32: 134A3BA8md5: 83fae864dc237572e62aa7d3a92e9a2asha1: ad285c82553a7a7e8c4f8e8bab966548a4345d7dsha256: efcfe03fc94a7c939c5898a5188bf4a0a5687eb6b60995e20daeb7dce2d37b49sha512: 1dc9077fe0443771f00ab9892e52e987bfb9e3287c586f914a0491d53161e40e2223bd730e7960e91c5be7d6ac62a6e13b3465c7cd3b7375f048ddd0d5764ae0ssdeep: 6144:RVn/ayc5mFpvMTuGSouFQIlzBI1Iq3Fdrj6DUKSpFwEb:b/nc5mFpxzBI1X3Fdrj6DUKSpttype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1BC24E93562C0FB3AE1A2C7F439D983925429AC3234B5680BF7C11B3577E5E97962072Bsha3_384: 4bbb57cb28baa4d3b49158405d1282deb441b8be2c179f6709cde381cb52345ec7634339ae2e94d4c740a83efcc86c38ep_bytes: 688c3a4000e8f0ffffff000000000000timestamp: 2012-09-19 18:17:15

Version Info:

Translation: 0x0409 0x04b0ProductName: CephalalgyFileVersion: 0.94ProductVersion: 0.94InternalName: enterotomeOriginalFilename: enterotome.exe

Win32:VB-AENC [Trj] also known as:

Bkav W32.AIDetectMalware
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Barys.950
CAT-QuickHeal Trojan.Beebone.D
Skyhigh BehavesLike.Win32.VBObfus.dm
McAfee GenDownloader.rv
Malwarebytes Generic.Malware.AI.DDS
VIPRE Gen:Variant.Barys.950
Sangfor Suspicious.Win32.Save.vb
K7AntiVirus EmailWorm ( 0054d10f1 )
K7GW EmailWorm ( 0054d10f1 )
Cybereason malicious.4dc237
Baidu Win32.Trojan.VBObfus.f
VirIT Trojan.Win32.Zyx.OD
Symantec W32.Changeup!gen35
tehtris Generic.Malware
ESET-NOD32 Win32/Pronny.EH
APEX Malicious
TrendMicro-HouseCall WORM_VOBFUS.SM02
ClamAV Win.Trojan.Vobfus-28
Kaspersky Worm.Win32.Vobfus.bfvm
BitDefender Gen:Variant.Barys.950
NANO-Antivirus Trojan.Win32.WBNA.cihuhh
SUPERAntiSpyware Trojan.Agent/Gen-Dropper
Avast Win32:VB-AENC [Trj]
Tencent Worm.Win32.Vobfus.co
TACHYON Worm/W32.Vobfus.225280.C
Emsisoft Gen:Variant.Barys.950 (B)
F-Secure Trojan.TR/Barys.U
DrWeb Trojan.VbCrypt.60
TrendMicro WORM_VOBFUS.SM02
FireEye Generic.mg.83fae864dc237572
Sophos Mal/SillyFDC-W
SentinelOne Static AI – Malicious PE
Jiangmin Worm/Vobfus.ilf
Webroot Trojan.Win32.Diple
Google Detected
Avira TR/Barys.U
Varist W32/Vobfus.BE.gen!Eldorado
Antiy-AVL Worm/Win32.WBNA.gen
Kingsoft malware.kb.a.1000
Microsoft Worm:Win32/Vobfus
Xcitium TrojWare.Win32.Pronny.EE@4qvpy8
Arcabit Trojan.Barys.950
ViRobot Worm.Win32.A.Vobfus.225280
ZoneAlarm Worm.Win32.Vobfus.bfvm
GData Gen:Variant.Barys.950
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Vobfus.R36953
BitDefenderTheta Gen:NN.ZevbaF.36802.nm0@aeYHHrji
ALYac Gen:Variant.Barys.950
MAX malware (ai score=82)
VBA32 BScope.Trojan.Diple
Cylance unsafe
Panda W32/Vobfus.GEW.worm
Rising Worm.Pronny!8.2E9 (TFE:3:pzIaYf5dWZK)
Yandex Trojan.GenAsa!vmHZB8087iQ
Ikarus Worm.Win32.Vobfus
MaxSecure Trojan.Malware.4550689.susgen
Fortinet W32/VBKrypt.C!tr
AVG Win32:VB-AENC [Trj]
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_100% (W)
alibabacloud Worm:Win/Vobfus.2a6a1306

How to remove Win32:VB-AENC [Trj]?

  • 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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