Malware

Dropped:Win32.Virlock.Gen.4 (B) removal guide

Malware Removal

The Dropped:Win32.Virlock.Gen.4 (B) 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 Dropped:Win32.Virlock.Gen.4 (B) virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • A file was accessed within the Public folder.
  • Uses Windows utilities for basic functionality
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Uses Windows utilities to create a scheduled task
  • Checks for the presence of known devices from debuggers and forensic tools
  • Checks for the presence of known devices from debuggers and forensic tools
  • Deletes executed files from disk
  • Attempts to disable UAC
  • Anomalous binary characteristics
  • Attempts to modify Explorer settings to prevent file extensions from being displayed
  • Attempts to modify Explorer settings to prevent hidden files from being displayed
  • Uses suspicious command line tools or Windows utilities

How to determine Dropped:Win32.Virlock.Gen.4 (B)?


File Info:

name: 05FEE47B831CE5EF553A.mlw
path: /opt/CAPEv2/storage/binaries/04bd7eeb9674382cebd88d846dc28d60b2cfc818a625bc4ad839872fc2d09dd8
crc32: 04B2FC96
md5: 05fee47b831ce5ef553a59ae1cdb77f2
sha1: e3271c7239c0eb7a9733d69200dfaf7cfa8f3e39
sha256: 04bd7eeb9674382cebd88d846dc28d60b2cfc818a625bc4ad839872fc2d09dd8
sha512: 9ef285543a8fe2a4dd7cb3de081211bdcbf84eb14f92dec2ddd6226c8295dbeab46f6523b28fc325a3dc4dde8f8bfed7d6afecbab9cc82884f97e3c380968a08
ssdeep: 3072:NGOVeFE3SAgUTGt6TN3kwUE25za8NVY8iKISeDDx7e4IiVshPSdMMGcvapz:NGrSGt653kwUE25zaN8ihRK4NshP5Maz
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T19F44E59B7E972C29D4A4D4E2ED99CBD2D40D3818C2D8EE5C433BCB78801A85EE1C45CB
sha3_384: f489c46bd2354b3ddbcb8ae4e77860018460b3195f3270d53369b76b3c35eae8773b27619dad8127676261be79b931fd
ep_bytes: bb3ddd0300b8966c090081c35aef0500
timestamp: 1970-01-01 00:02:03

Version Info:

0: [No Data]

Dropped:Win32.Virlock.Gen.4 (B) also known as:

BkavW32.AIDetectMalware
tehtrisGeneric.Malware
DrWebWin32.VirLock.2
MicroWorld-eScanDropped:Win32.Virlock.Gen.4
SkyhighBehavesLike.Win32.VirRansom.dc
McAfeeW32/VirRansom
MalwarebytesGeneric.Malware.AI.DDS
VIPREDropped:Win32.Virlock.Gen.4
SangforRansom.Win32.Save.a
K7AntiVirusVirus ( 0040f99f1 )
K7GWVirus ( 0040f99f1 )
Cybereasonmalicious.b831ce
BitDefenderThetaGen:NN.ZexaF.36802.piW@aW@Pjbei
VirITWin32.CryptorGen.B
SymantecW32.Virlock!inf
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/Virlock.D
APEXMalicious
TrendMicro-HouseCallPE_VIRLOCK.C
KasperskyVirus.Win32.PolyRansom.a
BitDefenderDropped:Win32.Virlock.Gen.4
NANO-AntivirusTrojan.Win32.Kryptik.dmrlkh
AvastWin32:VirLock [Inf]
TencentVirus.Win32.VirLocker.b
TACHYONVirus/W32.VirRansom.C
EmsisoftDropped:Win32.Virlock.Gen.4 (B)
F-SecureTrojan.TR/Crypt.XPACK.Gen
BaiduWin32.Virus.Virlock.a
ZillyaVirus.PolyRansom.Win32.1
TrendMicroPE_VIRLOCK.C
Trapminemalicious.high.ml.score
FireEyeGeneric.mg.05fee47b831ce5ef
SophosW32/VirRnsm-A
IkarusVirus-Ransom.FileLocker
JiangminWin32/Polyransom.a
GoogleDetected
AviraTR/Crypt.XPACK.Gen
VaristW32/S-27bc0672!Eldorado
Antiy-AVLVirus/Win32.PolyRansom.a
MicrosoftVirus:Win32/Nabucur.A
XcitiumPacked.Win32.Graybird.B@5hgpd5
ArcabitWin32.Virlock.Gen.4
ZoneAlarmVirus.Win32.PolyRansom.a
GDataDropped:Win32.Virlock.Gen.4
CynetMalicious (score: 100)
Acronissuspicious
VBA32Virus.VirLock
ALYacDropped:Win32.Virlock.Gen.4
MAXmalware (ai score=89)
Cylanceunsafe
PandaTrj/Genetic.gen
RisingTrojan.Vindor!8.10CC (TFE:2:GNRHvwVlYDN)
YandexVirus.Virlock.Gen.AAJ
SentinelOneStatic AI – Malicious PE
MaxSecureVirus.PolyRansom.a
FortinetW32/Virlock.K
AVGWin32:VirLock [Inf]
DeepInstinctMALICIOUS
CrowdStrikewin/malicious_confidence_100% (W)
alibabacloudVirus:Win/Virlock.e(dyn)

How to remove Dropped:Win32.Virlock.Gen.4 (B)?

Dropped:Win32.Virlock.Gen.4 (B) 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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