Categories: Malware

Win32/VBObfus.RM removal guide

The Win32/VBObfus.RM 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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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/VBObfus.RM 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
  • Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine Win32/VBObfus.RM?


File Info:

name: 72903CC26EA94E01610F.mlwpath: /opt/CAPEv2/storage/binaries/840764086d6538779a8d2106db752cf3d3be923741b5c463c66f0526db9fe071crc32: 1B752B9Emd5: 72903cc26ea94e01610f89d5c346c1e8sha1: 9e06d2fc9399543bed785f058bd14edc57ea2a2bsha256: 840764086d6538779a8d2106db752cf3d3be923741b5c463c66f0526db9fe071sha512: 7dff9afcf9db8ef977645bc7fca8263c679f1e5b88eb91ffe253aa735d05d1171cb697a403bb7d26154c9635be46ca680a8cb8046c118e64d7ba46c3020ad3e3ssdeep: 3072:/6v7777777777777777H77777777777777777777777777777tUaIqcNBcyL:kUaILNBcmtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T13DD3715A3F629811F618183F59F243F615BBAB4E7B0BD08FDE406DDB19A6F200C64927sha3_384: 2a906ec049183e458f4ddfb74e85c58dab84ec79ffdff7821f42749e461c50d8f4fec24b461bd0a42d3901d93fc6d9f0ep_bytes: 68b8124000e8f0ffffff000000000000timestamp: 1996-11-12 21:31:43

Version Info:

0: [No Data]

Win32/VBObfus.RM also known as:

Bkav W32.AIDetectMalware
Elastic malicious (high confidence)
DrWeb Win32.HLLW.Autoruner1.24077
MicroWorld-eScan Gen:Trojan.Heur.VP2.imX@auXsGrn
ClamAV Win.Trojan.VBTrojan3-6118226-0
FireEye Generic.mg.72903cc26ea94e01
CAT-QuickHeal Trojan.JorikMF.S19994017
ALYac Gen:Trojan.Heur.VP2.imX@auXsGrn
Malwarebytes VBObfus.Worm.Spreader.DDS
VIPRE Gen:Trojan.Heur.VP2.imX@auXsGrn
Sangfor Suspicious.Win32.Save.a
K7AntiVirus EmailWorm ( 003c363a1 )
Alibaba Worm:Win32/vobfus.1030
K7GW EmailWorm ( 003c363a1 )
Cybereason malicious.26ea94
BitDefenderTheta AI:Packer.5BFFC8751F
VirIT Worm.Win32.X-Autorun.BJQB
Cyren W32/VB.HD.gen!Eldorado
Symantec W32.Changeup
ESET-NOD32 a variant of Win32/VBObfus.RM
APEX Malicious
Cynet Malicious (score: 100)
Kaspersky Trojan.Win32.Jorik.Vobfus.fawi
BitDefender Gen:Trojan.Heur.VP2.imX@auXsGrn
NANO-Antivirus Trojan.Win32.Jorik.crgjjr
Tencent Trojan.Win32.Vobfus.ya
Emsisoft Gen:Trojan.Heur.VP2.imX@auXsGrn (B)
F-Secure Worm.WORM/Vobfus.GFJ
Zillya Trojan.Jorik.Win32.1003024
TrendMicro TSPY_VOBFUS_BK0840E9.TOMC
McAfee-GW-Edition BehavesLike.Win32.VBObfus.cm
Trapmine malicious.high.ml.score
Sophos Mal/VBCheMan-J
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Jorik.atzb
Avira WORM/Vobfus.GFJ
MAX malware (ai score=85)
Antiy-AVL Worm/Win32.WBNA.gen
Arcabit Trojan.Heur.VP2.EE374A
ViRobot Worm.Win32.A.VBNA.122880.CH
ZoneAlarm Trojan.Win32.Jorik.Vobfus.fawi
GData Gen:Trojan.Heur.VP2.imX@auXsGrn
Google Detected
AhnLab-V3 Worm/Win.VBNA.R509559
Acronis suspicious
McAfee W32/Autorun.worm.aaeh
TACHYON Trojan/W32.VB-Jorik.131072.U
VBA32 SScope.Malware-Cryptor.VBCR.3042
Cylance unsafe
Panda W32/Vobfus.GEW.worm
TrendMicro-HouseCall TSPY_VOBFUS_BK0840E9.TOMC
Rising Trojan.VB!1.99F7 (CLASSIC)
Yandex Trojan.GenAsa!f1AXRGSDLPY
Ikarus Worm.Win32.VBNA
Fortinet W32/VBObfus.AU!tr
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_100% (W)

How to remove Win32/VBObfus.RM?

  • 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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