Categories: Malware

Win32/AutoRun.VB.ANN removal

The Win32/AutoRun.VB.ANN 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.ANN 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)
  • Anomalous binary characteristics
  • Attempts to modify Explorer settings to prevent hidden files from being displayed

How to determine Win32/AutoRun.VB.ANN?


File Info:

name: B304FB865A37014EF138.mlwpath: /opt/CAPEv2/storage/binaries/47e5102f1991ddf1a1a898ed5ce56b5963a46c706a646d60402acab6688320eecrc32: 25F82C2Bmd5: b304fb865a37014ef138faa25ebf70b6sha1: c10a3196e5cb830a9a2551a18a66777d2a13dd15sha256: 47e5102f1991ddf1a1a898ed5ce56b5963a46c706a646d60402acab6688320eesha512: 8717ba6ecee08ac9a7ced78b439a6644d1bfebac5bff2f0c1627430f5cb37cc129c53ee7650a19bc9f38d2ff7e22f58d31090d301b245d42d927ff8fe3747d9fssdeep: 3072:QC1IrAb+gj2HsfyKnvmb7/D26zjlBvWlzPpsPfIQ8sqLELTS55pMzcUK1eUyGez:tb+1Knvmb7/D26zjlBvWhPpsPfIQ8sqItype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T16804A6166B02A06FE507D8F0692C979A38281D3727C0BC577781AF59B6B0997B4F036Fsha3_384: 8d6ecf57d07a6fb5418900ded6215d3585f68d31e784eef4a0a1b371f4d758c790b30807eddea8db860d271c28e5ad47ep_bytes: 68b0384000e8f0ffffff000000000000timestamp: 2011-10-10 05:57:59

Version Info:

d: g

Win32/AutoRun.VB.ANN also known as:

Bkav W32.AIDetectMalware
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.VBKrypt.23
FireEye Generic.mg.b304fb865a37014e
CAT-QuickHeal Worm.VobfusVMF.S28094788
Skyhigh BehavesLike.Win32.VBObfus.cm
McAfee VBObfus.l
Malwarebytes Generic.Worm.AutoRun.DDS
Zillya Worm.Vobfus.Win32.1525247
Sangfor Suspicious.Win32.Save.vb
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Worm:Win32/Vobfus.9ebc5085
K7GW EmailWorm ( 0054d10f1 )
K7AntiVirus EmailWorm ( 0054d10f1 )
Arcabit Trojan.VBKrypt.23
BitDefenderTheta AI:Packer.446F261620
VirIT Trojan.Win32.Generic.YYQ
Symantec W32.Changeup
tehtris Generic.Malware
ESET-NOD32 a variant of Win32/AutoRun.VB.ANN
APEX Malicious
TrendMicro-HouseCall WORM_VOBFUS.SMHF
Avast Win32:VB-YZH [Trj]
ClamAV Win.Trojan.Changeup-6169544-0
Kaspersky Worm.Win32.Vobfus.dewm
BitDefender Gen:Variant.VBKrypt.23
NANO-Antivirus Trojan.Win32.Diple.cqkxqq
SUPERAntiSpyware Trojan.Agent/Gen-Vban[Local]
Tencent Worm.Win32.Vobfus.n
Emsisoft Gen:Variant.VBKrypt.23 (B)
Baidu Win32.Worm.Autorun.l
F-Secure Trojan.TR/Diple.cdzya
DrWeb Trojan.VbCrypt.60
VIPRE Gen:Variant.VBKrypt.23
TrendMicro WORM_VOBFUS.SMHF
Trapmine malicious.high.ml.score
Sophos Mal/SillyFDC-T
MAX malware (ai score=81)
Jiangmin Trojan/Vbobf.b
Google Detected
Avira TR/Diple.cdzya
Varist W32/Vobfus.Z.gen!Eldorado
Antiy-AVL Worm/Win32.WBNA.gen
Kingsoft Win32.Worm.Vobfus.dewm
Xcitium TrojWare.Win32.Diple.EMIB@4pez3w
Microsoft Worm:Win32/Vobfus.gen!O
ZoneAlarm Worm.Win32.Vobfus.dewm
GData Gen:Variant.VBKrypt.23
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Diple.R19413
Acronis suspicious
VBA32 TScope.Trojan.VB
ALYac Gen:Variant.VBKrypt.23
TACHYON Trojan/W32.Agent.180224.B
Cylance unsafe
Panda W32/Vobfus.GEW.worm
Rising Worm.VobfusEx!1.99DC (CLASSIC)
Ikarus Trojan.Win32.Diple
MaxSecure Trojan.Diple.cdzy
Fortinet W32/VB.ADV!tr
AVG Win32:VB-YZH [Trj]
DeepInstinct MALICIOUS
alibabacloud Trojan:Win/Vobfus.75592579

How to remove Win32/AutoRun.VB.ANN?

  • 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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