Categories: Malware

About “Win32/AutoRun.VB.RH” infection

The Win32/AutoRun.VB.RH 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.RH 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 pe malware family
  • 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/AutoRun.VB.RH?


File Info:

name: 11BF4044B966AA91A01F.mlwpath: /opt/CAPEv2/storage/binaries/072ed114b1f338db087acc88a714a49ccf20eba72e1a8d5a9debed2dcc200dbacrc32: AA7AB17Cmd5: 11bf4044b966aa91a01f4de9951b4f6bsha1: dbbfe760d624229e4cba72fbc1596153d8a8f247sha256: 072ed114b1f338db087acc88a714a49ccf20eba72e1a8d5a9debed2dcc200dbasha512: cad61ad3476aa314f69071320f460da79c0e8af45397e4f45c96eec76b04532b63909509f71b6626212154d8b27e4b931392172ceab2235ae284244156099a26ssdeep: 1536:CtYvktGRI+PBBBQBbBTTSKy6pMcUI+gJUP6O4BCKSKQOa7T:eYvfpgTSKy6pMcUI+gJUP6O4BCKSKQOqtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T19773B87DB1411D1AE51E217833A2C2F304ABBC9A2D4F32CA613177AD5E68F94D479A0Bsha3_384: 7931b94f9504c07a0a9b0aeba957836ab3f330def000581e8f412308c819ec54fbde662a7789839f1495951c3550f994ep_bytes: 68a0124000e8f0ffffff000040000000timestamp: 2010-07-14 11:02:33

Version Info:

Translation: 0x0409 0x04b0ProductName: df5FileVersion: 3.57ProductVersion: 3.57InternalName: FpesAvfSOriginalFilename: FpesAvfS.exe

Win32/AutoRun.VB.RH also known as:

Bkav W32.AIDetectMalware
Lionic Worm.Win32.VBNA.lmeS
MicroWorld-eScan Win32.Worm.VB.NZH
FireEye Generic.mg.11bf4044b966aa91
CAT-QuickHeal Worm.VBNA.gen
Skyhigh BehavesLike.Win32.VBObfus.lm
ALYac Win32.Worm.VB.NZH
Cylance unsafe
Sangfor Suspicious.Win32.Save.vb
K7AntiVirus Trojan ( f1000d011 )
K7GW Trojan ( f1000d011 )
Cybereason malicious.4b966a
BitDefenderTheta AI:Packer.ADCD5BA920
VirIT Worm.Win32.VB.12.P
Symantec W32.SillyFDC
Elastic malicious (high confidence)
ESET-NOD32 Win32/AutoRun.VB.RH
APEX Malicious
TrendMicro-HouseCall WORM_ESFURY.SMA
ClamAV Win.Worm.VB-1127
Kaspersky Trojan-Dropper.Win32.Dorifel.kci
BitDefender Win32.Worm.VB.NZH
NANO-Antivirus Trojan.Win32.VB.covksj
SUPERAntiSpyware Trojan.Agent/Gen-FakeAV[DF5]
Avast Win32:AutoRun-BLX [Wrm]
Tencent Trojan-Dropper.Win32.Dorifel.ya
Sophos Mal/SillyFDC-D
Baidu Win32.Worm.AutoRun.cj
F-Secure Worm:W32/Vobfus.AX
DrWeb Win32.HLLW.Autoruner.25067
VIPRE Win32.Worm.VB.NZH
TrendMicro WORM_ESFURY.SMA
Trapmine malicious.moderate.ml.score
Emsisoft Win32.Worm.VB.NZH (B)
SentinelOne Static AI – Malicious PE
Google Detected
Avira WORM/VBN.aiut.77824
Varist W32/Vobfus.I.gen!Eldorado
Antiy-AVL Worm/Win32.WBNA.gen
Kingsoft malware.kb.a.999
Microsoft Worm:Win32/Vobfus!pz
Gridinsoft Worm.Win32.Autorun.sa
Xcitium Worm.Win32.VB.G@23gbbq
Arcabit Win32.Worm.VB.NZH
ZoneAlarm Trojan-Dropper.Win32.Dorifel.kci
GData Win32.Worm.VB.NZH
Cynet Malicious (score: 100)
AhnLab-V3 Win32/Vbna4.worm.Gen
McAfee Downloader-CJX.gen.b
MAX malware (ai score=88)
VBA32 TScope.Trojan.VB
Malwarebytes Generic.Malware.AI.DDS
Panda W32/Vobfus.EQ
Rising Worm.VobfusEx!1.99EB (CLASSIC)
Yandex Trojan.GenAsa!cFSjR09jSq4
Ikarus Worm.Win32.Vobfus
MaxSecure Trojan.Malware.1498555.susgen
Fortinet W32/VBObfus.BDBD!tr
AVG Win32:AutoRun-BLX [Wrm]
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_100% (W)
alibabacloud Trojan.Win.UnkAgent

How to remove Win32/AutoRun.VB.RH?

  • 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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