Malware

About “Win32/AutoRun.VB.AUZ” infection

Malware Removal

The Win32/AutoRun.VB.AUZ 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.AUZ 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
  • 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/AutoRun.VB.AUZ?


File Info:

name: 91FA100B71F33B783465.mlw
path: /opt/CAPEv2/storage/binaries/5282ad5e2f603d2148950bedafa6b7fbed9e2961657683fda293bcdd7caebdc6
crc32: 73A3E2E7
md5: 91fa100b71f33b78346502273843f97d
sha1: 3a444ff0039c51eee52a0d7ad7a3279f938b9d9d
sha256: 5282ad5e2f603d2148950bedafa6b7fbed9e2961657683fda293bcdd7caebdc6
sha512: 9ebadfcb1ab02368143921f3f906e6b29d9dd1292dbae6a472ae7ee8869796ba8cc44880caf5bd1ac5f27dee5cdaf6e6e42de4abd86cc8d09a97f0aeee9dc4ab
ssdeep: 3072:dORUEUbaxvN3wSUh2XZDutcHdVmn8+3o7:dORUcI3qdVy8+Y7
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T146D3A6AB3F762058F45405702DF282F23BF6A84E5A47614BEB6476242FFBE311D24A53
sha3_384: b8949f14c5c749c9afeed966569c1d37b50baa93075e2d15e27173906597f894898055a34049efcc052726879a615d7e
ep_bytes: 6818124000e8eeffffff000000000000
timestamp: 2012-04-19 06:45:01

Version Info:

0: [No Data]

Win32/AutoRun.VB.AUZ also known as:

BkavW32.AIDetectMalware
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.VBRan.Gen.2
CAT-QuickHealTrojan.Beebone.D
SkyhighBehavesLike.Win32.VBObfus.cm
McAfeeVBObfus.dv
Cylanceunsafe
VIPRETrojan.VBRan.Gen.2
SangforSuspicious.Win32.Save.vb
K7AntiVirusEmailWorm ( 0054d10f1 )
K7GWEmailWorm ( 0054d10f1 )
CrowdStrikewin/malicious_confidence_100% (W)
BaiduWin32.Worm.VB.y
VirITTrojan.Win32.Cryptor.CE
SymantecW32.Changeup!gen20
ESET-NOD32a variant of Win32/AutoRun.VB.AUZ
APEXMalicious
TrendMicro-HouseCallWORM_VOBFUS.SMJO
ClamAVWin.Trojan.Changeup-6169544-0
KasperskyWorm.Win32.Vobfus.euuo
BitDefenderTrojan.VBRan.Gen.2
NANO-AntivirusTrojan.Win32.Barys.cojbbu
SUPERAntiSpywareTrojan.Agent/Gen-Vobfus
AvastWin32:VB-ACLF [Trj]
TencentWorm.Win32.Vobfus.ht
EmsisoftTrojan.VBRan.Gen.2 (B)
GoogleDetected
F-SecureTrojan.TR/Barys.629.jh.4
DrWebWin32.HLLW.Autoruner1.16502
TrendMicroWORM_VOBFUS.SMJO
Trapminemalicious.high.ml.score
FireEyeGeneric.mg.91fa100b71f33b78
SophosMal/VBCheMan-J
SentinelOneStatic AI – Malicious PE
JiangminWorm/VBNA.gxeq
WebrootW32.Worm.Smjo
VaristW32/VBInject.ACK.gen!Eldorado
AviraTR/Barys.629.jh.4
MAXmalware (ai score=81)
Antiy-AVLWorm/Win32.WBNA.gen
MicrosoftWorm:Win32/Vobfus.EO
XcitiumWorm.Win32.VB.AUA@4o7zkg
ArcabitTrojan.VBRan.Gen.2
ZoneAlarmWorm.Win32.Vobfus.euuo
GDataTrojan.VBRan.Gen.2
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.Jorik.R25364
Acronissuspicious
VBA32Trojan.Crypted.18605
ALYacTrojan.VBRan.Gen.2
TACHYONTrojan/W32.Agent.139264
MalwarebytesGeneric.Malware.AI.DDS
PandaW32/Vobfus.GEW.worm
RisingWorm.VobfusEx!1.99DB (CLASSIC)
YandexTrojan.GenAsa!DIHftyp0lSc
IkarusTrojan.Win32.Jorik
MaxSecureTrojan.Malware.7548949.susgen
FortinetW32/VBObfus.AU!tr
BitDefenderThetaGen:NN.ZevbaF.36802.imW@a8fwoKpi
AVGWin32:VB-ACLF [Trj]
Cybereasonmalicious.b71f33
DeepInstinctMALICIOUS
alibabacloudTrojan:Win/Vobfus.90e0f92b

How to remove Win32/AutoRun.VB.AUZ?

Win32/AutoRun.VB.AUZ removal tool
  • 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.

About the author

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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