Worm

Worm:Win32/Vobfus.CT (file analysis)

Malware Removal

The Worm:Win32/Vobfus.CT 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 Worm:Win32/Vobfus.CT 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 rule detections observed from a process memory dump/dropped files/CAPE

How to determine Worm:Win32/Vobfus.CT?


File Info:

name: E2CFEDF28E6B84F5E739.mlw
path: /opt/CAPEv2/storage/binaries/caacd062cb684ab21471da3b03bea6e3e7193da897ce55fb1e211a12ed7e4d64
crc32: 4271EB67
md5: e2cfedf28e6b84f5e739f51b2bffe44b
sha1: d3ae3ae3427908f9f5938d79ea4218eaab8a5155
sha256: caacd062cb684ab21471da3b03bea6e3e7193da897ce55fb1e211a12ed7e4d64
sha512: 119e2a559107a45997b020d2a4da0f75a9466fb62c2e4670f924a779ed48b3be5ae7c2db530617d6cb026a9b3d2786340910259729dc56ab326492c353d8a004
ssdeep: 1536:tGGo4ZSUsREmoiHl7gRNq27ddDhJmRjfFp6jhQh8bA0zb69ZeqpZj2jMhuysesEe:tGOFmvFKnAjfFQLA0zbPq36jRNEe
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T162C3A22677C0F63EC516C7F82D1A83A0806EAD7421966D03F7C65B1AB6F1E939325B43
sha3_384: b695a787c0c74748a0f14bc017d98e2610b48282f6018cbfaeddcf7f514bb146cd23a8d1e462c12bffff77ee40d6e0eb
ep_bytes: 68f8304000e8f0ffffff000000000000
timestamp: 2011-07-06 04:01:18

Version Info:

Translation: 0x0409 0x04b0
ProductName: heTtpZnYenJvrtD
FileVersion: 1.00
ProductVersion: 1.00
InternalName: mhgXHxanUsUUPBcO
OriginalFilename: mhgXHxanUsUUPBcO.exe

Worm:Win32/Vobfus.CT also known as:

BkavW32.AIDetectMalware
MicroWorld-eScanGen:Variant.Symmi.5242
ClamAVWin.Trojan.VB-1758
CAT-QuickHealTrojan.Beebone.D
SkyhighBehavesLike.Win32.VBObfus.cm
McAfeeVBObfus.g
MalwarebytesGeneric.Malware.AI.DDS
VIPREGen:Variant.Symmi.5242
SangforSuspicious.Win32.Save.vb
K7AntiVirusEmailWorm ( 0054d10f1 )
K7GWEmailWorm ( 0054d10f1 )
CrowdStrikewin/malicious_confidence_100% (D)
ArcabitTrojan.Symmi.D147A
BaiduWin32.Worm.Pronny.d
VirITWorm.Win32.Generic.AUTS
SymantecML.Attribute.HighConfidence
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/AutoRun.VB.AHJ
APEXMalicious
CynetMalicious (score: 100)
KasperskyWorm.Win32.WBNA.ipa
BitDefenderGen:Variant.Symmi.5242
NANO-AntivirusTrojan.Win32.VBKrypt.cmxrud
AvastWin32:VB-ABDC [Drp]
TencentWorm.Win32.Wbna.zb
EmsisoftGen:Variant.Symmi.5242 (B)
F-SecureTrojan.TR/Dropper.VB.Gen
DrWebWin32.HLLW.Autoruner3.4388
ZillyaWorm.VbCryptGen.Win32.1
TrendMicroWORM_VBNA.SMVI
FireEyeGeneric.mg.e2cfedf28e6b84f5
SophosMal/SillyFDC-T
SentinelOneStatic AI – Malicious PE
GoogleDetected
AviraTR/Dropper.VB.Gen
Antiy-AVLWorm/Win32.WBNA.gen
MicrosoftWorm:Win32/Vobfus.CT
ZoneAlarmWorm.Win32.WBNA.ipa
GDataGen:Variant.Symmi.5242
VaristW32/VBKrypt.BGS.gen!Eldorado
AhnLab-V3Trojan/Win32.VBKrypt.R77773
Acronissuspicious
BitDefenderThetaAI:Packer.638E724F20
ALYacGen:Variant.Symmi.5242
TACHYONTrojan/W32.VB-VBKrypt.122880.BW
VBA32BScope.Trojan-Dropper.VB.01545
Cylanceunsafe
TrendMicro-HouseCallWORM_VBNA.SMVI
RisingWorm.Pronny!1.B1A8 (CLASSIC)
YandexTrojan.GenAsa!gkkM1PDzkT0
IkarusGen.Variant.VBKrypt
FortinetW32/VBObfus.G!tr
AVGWin32:VB-ABDC [Drp]
Cybereasonmalicious.342790
DeepInstinctMALICIOUS

How to remove Worm:Win32/Vobfus.CT?

Worm:Win32/Vobfus.CT 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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