Malware

Win32/AutoRun.VB.ABR malicious file

Malware Removal

The Win32/AutoRun.VB.ABR 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.ABR 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 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.ABR?


File Info:

name: 8773B319F0644D0D5DFC.mlw
path: /opt/CAPEv2/storage/binaries/76935e6c9a461328b221dec40e4d76a162dc61046ed31ea5b4c5cd86f82fa30b
crc32: B80D85A5
md5: 8773b319f0644d0d5dfcfb605f69728f
sha1: 5f12fdc8c61b10c2e0e641cb51e80b744c9c8ee6
sha256: 76935e6c9a461328b221dec40e4d76a162dc61046ed31ea5b4c5cd86f82fa30b
sha512: 8b9d573501fc89df1c88d28be91f761f4220c071b7af588dbb017039e8a108f1642a796055e50f3ee5103ca8a19f4e0ddf65ee431ef126dd9b24b0126d2edbe9
ssdeep: 6144:Iz96o+fECtrkQ5zgMZUP15HcAgonAmKfwDVAQcqSH:Gg1gMZUHcAgonAmZDVGN
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1F1245055B380EA7AD0B0CAF9BB95137240A86C3855C5B217F7C6D70623B99E7C2307A7
sha3_384: 498028828337882079a4ae7654868b61aa84297a71666c938b14e16574234db6287d4795a102cca15f0dbc7403f9da3e
ep_bytes: 68983c4000e8eeffffff000000000000
timestamp: 1995-05-15 19:00:45

Version Info:

Translation: 0x0409 0x04b0
ProductName: rkkPofGTwUBvkGqfejnbZnDlNL
FileVersion: 9.37
ProductVersion: 9.37
InternalName: wqbkUej
OriginalFilename: wqbkUej.exe

Win32/AutoRun.VB.ABR also known as:

BkavW32.AIDetectMalware
DrWebTrojan.VbCrypt.60
MicroWorld-eScanTrojan.GenericKDZ.101216
ClamAVWin.Trojan.Vobfus-83
CAT-QuickHealWorm.WbnaVMF.S19740756
McAfeeVBObfus.g
Cylanceunsafe
SangforSuspicious.Win32.Save.vb
K7AntiVirusEmailWorm ( 00270dc41 )
K7GWEmailWorm ( 00270dc41 )
Cybereasonmalicious.9f0644
BitDefenderThetaAI:Packer.51D91E991F
VirITTrojan.Win32.Heur.BQEQ
CyrenW32/Vobfus.O.gen!Eldorado
SymantecW32.Changeup!gen10
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/AutoRun.VB.ABR
APEXMalicious
CynetMalicious (score: 100)
KasperskyWorm.Win32.WBNA.aoh
BitDefenderTrojan.GenericKDZ.101216
AvastWin32:VB-RQM [Wrm]
TencentWorm.Win32.WBNA.ha
TACHYONTrojan/W32.VB-Agent.229376.DM
EmsisoftTrojan.GenericKDZ.101216 (B)
F-SecureWorm.WORM/VB.Agent.psa
BaiduWin32.Worm.VB.tn
VIPRETrojan.GenericKDZ.101216
TrendMicroWORM_VBNA.SMTL
McAfee-GW-EditionBehavesLike.Win32.VBObfus.dm
Trapminemalicious.moderate.ml.score
FireEyeGeneric.mg.8773b319f0644d0d
SophosMal/VBCheMan-A
SentinelOneStatic AI – Malicious PE
GDataWin32.Trojan.PSE.1STY7FA
AviraWORM/VB.Agent.psa
Antiy-AVLWorm/Win32.WBNA.gen
XcitiumTrojWare.Win32.Peerfrag.FL@4x8dhs
ArcabitTrojan.Generic.D18B60
ViRobotWorm.Win32.A.WBNA.221184
ZoneAlarmWorm.Win32.WBNA.aoh
MicrosoftWorm:Win32/Vobfus.DA
GoogleDetected
AhnLab-V3Win-Trojan/Aresclass.Gen
VBA32TScope.Trojan.VB
ALYacTrojan.GenericKDZ.101216
MAXmalware (ai score=88)
MalwarebytesGeneric.Malware.AI.DDS
PandaTrj/Genetic.gen
TrendMicro-HouseCallWORM_VBNA.SMTL
RisingWorm.Vobfus!8.10E (TFE:3:1AjAtBK0HIV)
YandexTrojan.GenAsa!LE0wRYAecuI
IkarusTrojan.Win32.VBKrypt
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/Vobfus.SMHC!tr
AVGWin32:VB-RQM [Wrm]
DeepInstinctMALICIOUS
CrowdStrikewin/malicious_confidence_100% (D)

How to remove Win32/AutoRun.VB.ABR?

Win32/AutoRun.VB.ABR 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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