Categories: Worm

Worm:Win32/Vobfus.BL removal

The Worm:Win32/Vobfus.BL 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.BL 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
  • The binary contains an unknown PE section name indicative of packing
  • 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 Worm:Win32/Vobfus.BL?


File Info:

name: 07A84F52C8F8E3D17ADF.mlwpath: /opt/CAPEv2/storage/binaries/b971e3f3ef2d4c25ad12c83c9358e9f5752aaf8288e9537ec3188455ae1660bdcrc32: 10C6B390md5: 07a84f52c8f8e3d17adf04dcebccb0a4sha1: b6caefb88a0411bfd74b60aad313e9cb7058ae06sha256: b971e3f3ef2d4c25ad12c83c9358e9f5752aaf8288e9537ec3188455ae1660bdsha512: 409f196980197f745298a6cf46fc0d4df9db9ffbd76194f3476efe0133190923640f467531f72016e5992b3db78b95964214171849886494e46edb7da32b257essdeep: 6144:a+W9dcaPjPmZKc9UqFFhA+CsGgmMmQ1DxfExJb5:aDljedFrCamMRDJaJFtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1FC243055B380E97BE4B189F5BBA1036340AC6C3859C57213F3C59B1A62B9DE6C2307E7sha3_384: 238a2b0f6693fe88522a9dd2a6dc0ea65cca7508b1a3108f6486021b3e3c905ec565e989a47df7bc7b752b7f01d05913ep_bytes: 68dc3c4000e8eeffffff000000000000timestamp: 2011-03-02 12:45:47

Version Info:

Translation: 0x0409 0x04b0ProductName: oXhoOUkSYAKTekAGDVRGiuAuqAeOnYyfoyFileVersion: 4.58ProductVersion: 4.58InternalName: AzvJjYkMOriginalFilename: AzvJjYkM.exe

Worm:Win32/Vobfus.BL also known as:

Bkav W32.AIDetectMalware
MicroWorld-eScan Gen:Variant.Symmi.86696
FireEye Generic.mg.07a84f52c8f8e3d1
CAT-QuickHeal Worm.VbkryptVMF.S21190109
Skyhigh BehavesLike.Win32.VBObfus.dm
ALYac Gen:Variant.Symmi.86696
Cylance unsafe
Zillya Worm.VBKrypt.Win32.10147
Sangfor Suspicious.Win32.Save.vb
Alibaba Worm:Win32/VBKrypt.199b7a8e
K7GW NetWorm ( 700000151 )
K7AntiVirus NetWorm ( 700000151 )
BitDefenderTheta AI:Packer.125DB4EF21
VirIT Worm.Win32.VBKrypt.AO
Symantec W32.Changeup
Elastic malicious (high confidence)
ESET-NOD32 Win32/AutoRun.VB.ABX
APEX Malicious
TrendMicro-HouseCall WORM_VOBFUS.SMHC
Paloalto generic.ml
ClamAV Win.Trojan.Changeup-6169544-0
Kaspersky Worm.Win32.VBKrypt.ao
BitDefender Gen:Variant.Symmi.86696
NANO-Antivirus Trojan.Win32.VBKrypt.dyddsq
Avast Win32:VB-RSO [Wrm]
Tencent Worm.Win32.VBKrypt.ka
TACHYON Worm/W32.VB-VBKrypt.229376
Emsisoft Gen:Variant.Symmi.86696 (B)
Baidu Win32.Worm.VB.tn
F-Secure Trojan.TR/Kazy.14392.106
DrWeb Trojan.VbCrypt.60
VIPRE Gen:Variant.Symmi.86696
TrendMicro WORM_VOBFUS.SMHC
Sophos Mal/SillyFDC-M
Ikarus Trojan.Win32.Genome
Varist W32/Vobfus.T.gen!Eldorado
Avira TR/Kazy.14392.106
Antiy-AVL Worm/Win32.WBNA.gen
Kingsoft malware.kb.a.997
Microsoft Worm:Win32/Vobfus.BL
Arcabit Trojan.Symmi.D152A8
ViRobot Worm.Win32.A.VBKrypt.229376.A
ZoneAlarm Worm.Win32.VBKrypt.ao
GData Gen:Variant.Symmi.86696
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.VBKrypt.R3686
Acronis suspicious
McAfee Downloader-CJX.gen.v
Google Detected
MAX malware (ai score=82)
VBA32 Malware-Cryptor.VB.gen
Malwarebytes Generic.Malware.AI.DDS
Panda Trj/Genetic.gen
Rising Worm.Autorun!8.50 (TFE:3:uZwi8JxyPn)
Yandex Trojan.GenAsa!Ug0r5tODc8U
SentinelOne Static AI – Malicious PE
Fortinet W32/VBKrypt.CA!tr
AVG Win32:VB-RSO [Wrm]
DeepInstinct MALICIOUS
alibabacloud Trojan:Win/Symmi.5598f273

How to remove Worm:Win32/Vobfus.BL?

  • 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.
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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Paul Valéry

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