Categories: Malware

Win32:VB-ABAV [Trj] malicious file

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

  • Behavioural detection: Executable code extraction – unpacking
  • Sample contains Overlay data
  • 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)
  • Attempts to disable Windows Auto Updates
  • Attempts to modify Explorer settings to prevent hidden files from being displayed
  • Yara rule detections observed from a process memory dump/dropped files/CAPE

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


File Info:

name: A0A23A6F91054465125E.mlwpath: /opt/CAPEv2/storage/binaries/af1cca98adc874104de4d5db095794c7d8ccc89e6a63b54a1502136b4c152cf8crc32: FBCCD3ACmd5: a0a23a6f91054465125e824cf6813092sha1: 7145e1d8fb758c2071e90d5bfea92ff5d830d71bsha256: af1cca98adc874104de4d5db095794c7d8ccc89e6a63b54a1502136b4c152cf8sha512: 18f1512f6c79b150e5f4136683fe63e0925846a1d3e6697338ae9e54784554e7ed9d0a0b33e1248918d42ba695817e3f63ed2b88ffd9d8e44ee5879be06434c2ssdeep: 6144:njuUPH3bX2a23NYcJQ8TfxZ85WJ007G9tSBN70:njuUPH3bX2a23NYcJQ8TfxZ9J0rtSzQtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1F134D53EB250A73EE156D2F52CAE8794402DAD3A15C0A447F7D22F6A76F19B38132347sha3_384: f45ce6a679b9ecfd0d51bac787fceaa65d0d087121199a3d411e1ca8ffc4d84c8c7bf4f77b4ace78225f288d68434b9bep_bytes: 68403d4000e8f0ffffff000000000000timestamp: 1996-10-24 23:07:49

Version Info:

0: [No Data]

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

Bkav W32.AIDetectMalware
AVG Win32:VB-ABAV [Trj]
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Barys.62377
FireEye Generic.mg.a0a23a6f91054465
CAT-QuickHeal Trojan.Beebone.D
McAfee VBObfus.df
Malwarebytes Malware.AI.1489267714
VIPRE Gen:Variant.Barys.62377
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Worm:Win32/VBKrypt.63e389c2
K7GW EmailWorm ( 0054d10f1 )
K7AntiVirus EmailWorm ( 0054d10f1 )
Baidu Win32.Worm.Pronny.d
VirIT Trojan.Win32.SHeur4.PNG
Cyren W32/Vobfus.SL.gen!Eldorado
Symantec W32.Changeup!gen35
ESET-NOD32 Win32/AutoRun.VB.ARS
Cynet Malicious (score: 100)
APEX Malicious
ClamAV Win.Trojan.VB-1613
Kaspersky Trojan.Win32.VBKrypt.jctj
BitDefender Gen:Variant.Barys.62377
NANO-Antivirus Trojan.Win32.WBNA.chzvjj
Avast Win32:VB-ABAV [Trj]
Tencent Trojan.Win32.Vb.kc
Sophos Mal/Generic-S
F-Secure Trojan.TR/Patched.Ren.Gen
DrWeb Trojan.VbCrypt.81
Zillya Trojan.VBKrypt.Win32.790166
TrendMicro TROJ_GEN.R002C0CDP23
McAfee-GW-Edition BehavesLike.Win32.VBObfus.dt
Trapmine malicious.high.ml.score
Emsisoft Gen:Variant.Barys.62377 (B)
Ikarus Trojan.Win32.Otran
GData Gen:Variant.Barys.62377
Avira TR/Patched.Ren.Gen
MAX malware (ai score=87)
Antiy-AVL Worm/Win32.WBNA.gen
Arcabit Trojan.Barys.DF3A9
ZoneAlarm Trojan.Win32.VBKrypt.jctj
Microsoft Worm:Win32/Vobfus.gen!T
Google Detected
AhnLab-V3 Trojan/Win.VBKrypt.R558887
Acronis suspicious
VBA32 BScope.Malware-Cryptor.VBCR.7212
ALYac Gen:Variant.Barys.62377
TACHYON Trojan/W32.VB-VBKrypt.233472.AK
Cylance unsafe
Panda Trj/Genetic.gen
TrendMicro-HouseCall TROJ_GEN.R002C0CDP23
Rising Worm.Autorun!1.99EA (CLASSIC)
Yandex Trojan.GenAsa!QrKV+ICVvgE
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/VB.AZGU!tr
BitDefenderTheta Gen:NN.ZevbaF.36196.omY@aWwscCb
Cybereason malicious.f91054
DeepInstinct MALICIOUS

How to remove Win32:VB-ABAV [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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