Categories: Worm

Worm:Win32/Vobfus.HR malicious file

The Worm:Win32/Vobfus.HR 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.HR virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Sample contains Overlay data
  • 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 disable Windows Auto Updates
  • Attempts to modify Explorer settings to prevent hidden files from being displayed

How to determine Worm:Win32/Vobfus.HR?


File Info:

name: 3E6DBA556C3AC9CC1F45.mlwpath: /opt/CAPEv2/storage/binaries/4223ceef3db1e1b77f34a3cfcc81128d7f0cae2419e69e2859c9818743888002crc32: E5119B4Amd5: 3e6dba556c3ac9cc1f4537e9964bd216sha1: 33e4eac68f8a8c02f593355f609b99084cd500cfsha256: 4223ceef3db1e1b77f34a3cfcc81128d7f0cae2419e69e2859c9818743888002sha512: 598c313fa5184893ce33182025db7ae2639232660de2858040a3284f7d374eea8e47abcfb0e2b8b1cd5e0f4333b72a83d5289c3f7e7ed9f30cd6001571f14c5dssdeep: 3072:TclHooXxYUZvUH2aZZer++7XVbmWg/x/vfe+XHxD:TclHowi0U2gZen7XVvgdvfe+Xtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T19914073ABA4440E5DA6A693431EBC3F953537C085F0F524B292436EF6CA2F601D7DA1Bsha3_384: 437d1e44f71fcfad1ea2a761c6dc708c530037a18bf436f9d0ae58a162216feace7b06b4c55be36646b972693abd0f56ep_bytes: 6838134000e8f0ffffff000000000000timestamp: 1999-04-22 21:42:42

Version Info:

0: [No Data]

Worm:Win32/Vobfus.HR also known as:

Bkav W32.AIDetectMalware
Elastic malicious (high confidence)
DrWeb Win32.HLLW.Autoruner2.19009
MicroWorld-eScan Gen:Trojan.Heur.VP.mmX@a4hwbHg
ClamAV Win.Packed.Esfury-7649595-0
FireEye Generic.mg.3e6dba556c3ac9cc
CAT-QuickHeal Trojan.Beebone.D
ALYac Gen:Trojan.Heur.VP.mmX@a4hwbHg
Malwarebytes VBObfus.Worm.Spreader.DDS
VIPRE Gen:Trojan.Heur.VP.mmX@a4hwbHg
Sangfor Suspicious.Win32.Save.vb
K7AntiVirus NetWorm ( 700000151 )
K7GW NetWorm ( 700000151 )
Cybereason malicious.56c3ac
BitDefenderTheta AI:Packer.07C4CE6F1E
VirIT Trojan.Win32.VBCrypt.EXR
Cyren W32/VB.HD.gen!Eldorado
Symantec W32.Changeup!gen20
ESET-NOD32 a variant of Win32/VBObfus.BB
APEX Malicious
Cynet Malicious (score: 100)
Kaspersky Worm.Win32.Vobfus.jbe
BitDefender Gen:Trojan.Heur.VP.mmX@a4hwbHg
NANO-Antivirus Trojan.Win32.RiskGen.chvyyw
Avast Win32:Patched-AML
Emsisoft Gen:Trojan.Heur.VP.mmX@a4hwbHg (B)
F-Secure Trojan.TR/Dropper.Gen
McAfee-GW-Edition BehavesLike.Win32.VBObfus.dm
Trapmine malicious.high.ml.score
Sophos Mal/SillyFDC-Y
Ikarus Trojan-Downloader.Win32.Beebone
GData Gen:Trojan.Heur.VP.mmX@a4hwbHg
Jiangmin Trojan/Vbobf.b
Webroot W32.Obfuscated.Gen
Avira TR/Dropper.Gen
MAX malware (ai score=83)
Antiy-AVL Worm/Win32.WBNA.gen
Arcabit Trojan.Heur.VP.E9FC30
ZoneAlarm Worm.Win32.Vobfus.jbe
Microsoft Worm:Win32/Vobfus.HR
Google Detected
Acronis suspicious
McAfee VBObfus.dv
VBA32 Worm.VBNA
Cylance unsafe
Panda Trj/Genetic.gen
Rising Trojan.VB!1.99F7 (CLASSIC)
Yandex Trojan.GenAsa!YpdRhnbFzHE
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Diple.EJQE!tr
AVG Win32:Patched-AML
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_100% (D)

How to remove Worm:Win32/Vobfus.HR?

  • 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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