Malware

Win32:VB-YOK [Trj] removal tips

Malware Removal

The Win32:VB-YOK [Trj] 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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Gridinsoft Anti-Malware

Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What Win32:VB-YOK [Trj] 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:VB-YOK [Trj]?


File Info:

name: F95BD6E20088D045D836.mlw
path: /opt/CAPEv2/storage/binaries/171e3ddc12fd3a98bcc31de6367a6e862e2e2c198b905c5f35ab58f75fa31ddb
crc32: 8B3A8544
md5: f95bd6e20088d045d83628dda141ac02
sha1: b8f239f87beb514123bd6923550da69bc41bccf8
sha256: 171e3ddc12fd3a98bcc31de6367a6e862e2e2c198b905c5f35ab58f75fa31ddb
sha512: df371e720d2caedbf6d1479e0918de2b6399ab4717793448d036d2e957d6130de97ab133d65e8fd45aecfdb651852933ad9dbb125d8af72cf58145a27bdc8cf1
ssdeep: 3072:KGzsrBdoe5g+GwJs8K9YUoIrJaRuSZ/JlQPj/PYv2wM0B2vmkHgHAGFAhOQE5j4J:KGwrCP9YErMRuSZ/JlQLHYv2PvzGAMAK
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T11DF3941636C0F23DC815CAF43D6E4794A476AD3625D29813F6C26F26B6B2DA7E230317
sha3_384: 20c709d539acf31bc29fcf39a62cd66e6b149c8afb6dc965f809cf5999a3be9ae33eefdd821200c04c6d0a2ccdd3d8a4
ep_bytes: 6810404000e8f0ffffff000000000000
timestamp: 2011-09-23 06:28:15

Version Info:

Translation: 0x0409 0x04b0
ProductName: NzkZJtAvZkB
FileVersion: 1.00
ProductVersion: 1.00
InternalName: xZnNCxbTRGALYF
OriginalFilename: xZnNCxbTRGALYF.exe

Win32:VB-YOK [Trj] also known as:

BkavW32.AIDetectMalware
Elasticmalicious (high confidence)
MicroWorld-eScanGen:Variant.VBKrypt.23
CAT-QuickHealTrojan.Vobfus.gen
SkyhighBehavesLike.Win32.VBObfus.cm
McAfeeVBObfus.bc
MalwarebytesGeneric.Malware.AI.DDS
VIPREGen:Variant.VBKrypt.23
SangforSuspicious.Win32.Save.vb
K7AntiVirusEmailWorm ( 0054d10f1 )
K7GWEmailWorm ( 0054d10f1 )
CrowdStrikewin/malicious_confidence_100% (D)
ArcabitTrojan.VBKrypt.23
BaiduWin32.Trojan.Inject.n
VirITWorm.Win32.Generic.AZUA
SymantecW32.Changeup!gen15
ESET-NOD32Win32/AutoRun.VB.AMD
CynetMalicious (score: 100)
APEXMalicious
ClamAVWin.Trojan.VB-1491
KasperskyWorm.Win32.Vobfus.efex
BitDefenderGen:Variant.VBKrypt.23
NANO-AntivirusTrojan.Win32.Diple.covkye
SUPERAntiSpywareTrojan.Agent/Gen-Vobfus
AvastWin32:VB-YOK [Trj]
TencentTrojan.Win32.Koobface.p
EmsisoftGen:Variant.VBKrypt.23 (B)
F-SecureTrojan.TR/Spy.Agent.163847
DrWebTrojan.VbCrypt.60
TrendMicroWORM_VOBFUS.SMAC
SophosMal/SillyFDC-T
IkarusTrojan.Spy.Agent
VaristW32/Vobfus.Z.gen!Eldorado
AviraTR/Spy.Agent.163847
Antiy-AVLWorm/Win32.WBNA.gen
Kingsoftmalware.kb.a.1000
XcitiumTrojWare.Win32.Diple.EMIB@4pez3w
MicrosoftWorm:Win32/Vobfus!pz
ZoneAlarmWorm.Win32.Vobfus.efex
GDataGen:Variant.VBKrypt.23
GoogleDetected
AhnLab-V3Trojan/Win32.Diple.R13793
Acronissuspicious
BitDefenderThetaAI:Packer.3BE71C1820
ALYacGen:Variant.VBKrypt.23
TACHYONWorm/W32.Vobfus.163840.B
VBA32BScope.Trojan.VB.Diple.01583
Cylanceunsafe
PandaTrj/Genetic.gen
TrendMicro-HouseCallWORM_VOBFUS.SMAC
RisingWorm.VobfusEx!1.99DB (CLASSIC)
SentinelOneStatic AI – Malicious PE
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/VB.CNE!worm
AVGWin32:VB-YOK [Trj]
Cybereasonmalicious.87beb5
DeepInstinctMALICIOUS

How to remove Win32:VB-YOK [Trj]?

Win32:VB-YOK [Trj] 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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