Categories: Malware

About “Win32/AutoRun.VB.ARM” infection

The Win32/AutoRun.VB.ARM 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/AutoRun.VB.ARM 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)
  • Attempts to disable Windows Auto Updates
  • Anomalous binary characteristics
  • 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/AutoRun.VB.ARM?


File Info:

name: B2E87A922713C0ABFDE4.mlwpath: /opt/CAPEv2/storage/binaries/ecda6e309eb40208ce31518c9fb2d1b30a36bfc79e44e56efdad33c910a5aa19crc32: 6D1B3E08md5: b2e87a922713c0abfde4469adcd0cf45sha1: c11898f7232a83c6f0a831ed0a65b16f176ef7ebsha256: ecda6e309eb40208ce31518c9fb2d1b30a36bfc79e44e56efdad33c910a5aa19sha512: 389b637d30378dc9fffd148092bc9fc7583ecb36a4da4a177a5dbc2e3c818f32eb24bc5fb79540f2057d5c0315f2d0bdf7fe2bc0328143cfca85932ad04b2748ssdeep: 6144:29SuUvwslnsn9+JuJbfoL2wVH9eI+NJ5:2Uvwslnsn9+JuJbfoL2wVH9eItype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T12214C67EA3A0A73EE456C6F52C6E8394001E9D7929C4E807F7C26B5972F1DB39221353sha3_384: 1f3a735dbacb3ba6f83e7d14de8eda43eac35e7adec34bc15db0da993dbe2db86abf62f1511c66efdeefb56735c236e4ep_bytes: 68743c4000e8eeffffff000000000000timestamp: 2012-01-31 21:44:43

Version Info:

Translation: 0x0409 0x04b0ProductName: qXUfVMkDFileVersion: 1.00ProductVersion: 1.00InternalName: LPKUOzyKOriginalFilename: LPKUOzyK.exe

Win32/AutoRun.VB.ARM also known as:

Bkav W32.AIDetectMalware
AVG Win32:Crypto-BJ [Trj]
tehtris Generic.Malware
DrWeb Trojan.VbCrypt.81
MicroWorld-eScan Trojan.GenericKDZ.96195
FireEye Generic.mg.b2e87a922713c0ab
CAT-QuickHeal Trojan.Beebone.D
ALYac Trojan.GenericKDZ.96195
Malwarebytes Generic.Worm.AutoRun.DDS
Sangfor Trojan.Win32.Save.a
K7AntiVirus EmailWorm ( 0054d10f1 )
K7GW EmailWorm ( 0054d10f1 )
CrowdStrike win/malicious_confidence_100% (D)
BitDefenderTheta Gen:NN.ZevbaF.36196.mm0@aGdXh6hi
VirIT Trojan.Win32.SHeur4.PDC
Cyren W32/Vobfus.AI.gen!Eldorado
Symantec W32.Changeup!gen15
Elastic malicious (high confidence)
ESET-NOD32 Win32/AutoRun.VB.ARM
Cynet Malicious (score: 100)
APEX Malicious
ClamAV Win.Trojan.Vobfus-57
Kaspersky Worm.Win32.Vobfus.dfsp
BitDefender Trojan.GenericKDZ.96195
NANO-Antivirus Trojan.Win32.VB.hnicql
SUPERAntiSpyware Trojan.Agent/Gen-Autogen
Avast Win32:Crypto-BJ [Trj]
Tencent Worm.Win32.Vobfus.n
Emsisoft Trojan.GenericKDZ.96195 (B)
F-Secure Trojan.TR/Chinky.79951
Baidu Win32.Worm.Pronny.d
VIPRE Trojan.GenericKDZ.96195
TrendMicro WORM_VOBFUS.SMAB
McAfee-GW-Edition BehavesLike.Win32.VBObfus.dm
Trapmine malicious.high.ml.score
Sophos Mal/VBCheMan-B
SentinelOne Static AI – Malicious PE
GData Trojan.GenericKDZ.96195
Avira TR/Chinky.79951
MAX malware (ai score=83)
Antiy-AVL Worm/Win32.WBNA.gen
Xcitium Worm.Win32.VB.AB@4pji3v
Arcabit Trojan.Generic.D177C3
ViRobot Trojan.Win32.A.VBKrypt.204800.BH
ZoneAlarm Worm.Win32.Vobfus.dfsp
Microsoft Worm:Win32/Vobfus.gen!P
Google Detected
AhnLab-V3 Trojan/Win32.Menti.R20177
Acronis suspicious
McAfee VBObfus.cu
TACHYON Worm/W32.Vobfus.204800.D
VBA32 BScope.Malware-Cryptor.VBCR.7212
Cylance unsafe
Panda W32/Vobfus.GEW.worm
TrendMicro-HouseCall WORM_VOBFUS.SMAB
Rising Worm.VobfusEx!1.99DB (CLASSIC)
Yandex Trojan.GenAsa!K5uRgPDQplM
Ikarus Trojan.Win32.Diple
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/VB.AZGU!tr
Cybereason malicious.22713c
DeepInstinct MALICIOUS

How to remove Win32/AutoRun.VB.ARM?

  • 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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