Categories: Worm

About “Worm:Win32/Vobfus.CI” infection

The Worm:Win32/Vobfus.CI 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.CI 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 detections observed in process dumps, payloads or dropped files

How to determine Worm:Win32/Vobfus.CI?


File Info:

name: 307F8615717448A9DE0F.mlwpath: /opt/CAPEv2/storage/binaries/229a9c6bc596db64faa7725cca24d4587f6d16cd272eae28ee618603a4b83437crc32: 962DDE5Fmd5: 307f8615717448a9de0f51dfb5b7a32fsha1: ef02f51e6e74efeacf47df3daf5380ad0be5ea80sha256: 229a9c6bc596db64faa7725cca24d4587f6d16cd272eae28ee618603a4b83437sha512: a33a35b2c3d586dc9c9a654b2057055dd3def23a77ed16976ad40495a02949a32278046d54eb173d3de169e0787bd1f1b71b5d16fe93396ac745987b04f1b173ssdeep: 3072:sob6FEjRHU4Fo9Y1P8osUpJbPfIM7t0S5:s/0RHUuomP8oxZfh2type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T170C381297791E23FD529CBF42D1A83B080A96D3421E5AD13F7C64A1673F2DA79321783sha3_384: f6440239ee5b352c437bd09288e07bf03f68210f19b704743a0ef0f269cded17812cb35b20548a49625a8ecda4057455ep_bytes: 68f4324000e8f0ffffff000000000000timestamp: 2011-06-18 04:36:09

Version Info:

Translation: 0x0409 0x04b0ProductName: tlGMozYcDbFDobEufRFileVersion: 1.00ProductVersion: 1.00InternalName: NPBcduoOoGOriginalFilename: NPBcduoOoG.exe

Worm:Win32/Vobfus.CI also known as:

Bkav W32.AIDetectMalware
Lionic Worm.Win32.WBNA.lr3L
ClamAV Win.Trojan.Changeup-6169544-0
CAT-QuickHeal Trojan.Vobfus.gen
Skyhigh BehavesLike.Win32.VBObfus.cm
ALYac Gen:Variant.VBKrypt.55
Malwarebytes Generic.Malware.AI.DDS
VIPRE Gen:Variant.VBKrypt.55
Sangfor Suspicious.Win32.Save.vb
K7AntiVirus EmailWorm ( 0054d10f1 )
Alibaba Malware:Win32/km_2ff15.None
K7GW EmailWorm ( 0054d10f1 )
Cybereason malicious.e6e74e
Baidu Win32.Worm.Pronny.d
VirIT Trojan.Win32.VBKrypt.DQHI
Symantec W32.Changeup
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win32/AutoRun.VB.AHJ
APEX Malicious
Cynet Malicious (score: 100)
Kaspersky Worm.Win32.WBNA.ipa
BitDefender Gen:Variant.VBKrypt.55
NANO-Antivirus Trojan.Win32.Chinky.covkql
SUPERAntiSpyware Trojan.Agent/Gen-FakeAlert
MicroWorld-eScan Gen:Variant.VBKrypt.55
Avast Win32:VB-ABDC [Drp]
Tencent Worm.Win32.WBNA.hp
Emsisoft Gen:Variant.VBKrypt.55 (B)
F-Secure Trojan.TR/Chinky.6256
DrWeb Trojan.VbCrypt.60
TrendMicro WORM_VOBFUS.SMHE
Trapmine malicious.moderate.ml.score
FireEye Generic.mg.307f8615717448a9
Sophos Mal/VB-XV
SentinelOne Static AI – Malicious PE
Varist W32/Vobfus.W.gen!Eldorado
Avira TR/Chinky.6256
MAX malware (ai score=87)
Antiy-AVL Worm/Win32.WBNA.gen
Microsoft Worm:Win32/Vobfus.CI
Xcitium TrojWare.Win32.Diple.HJ@4ln2s1
Arcabit Trojan.VBKrypt.55
ZoneAlarm Worm.Win32.WBNA.ipa
GData Win32.Trojan.PSE.10I69CR
Google Detected
AhnLab-V3 Trojan/Win32.VBKrypt.R18935
Acronis suspicious
McAfee VBObfus.g
TACHYON Worm/W32.VB-WBNA.118784
VBA32 BScope.Worm.WBNA
Cylance unsafe
Panda W32/Vobfus.GEP
TrendMicro-HouseCall WORM_VOBFUS.SMHE
Rising Worm.Win32.WBNA.e (CLASSIC)
Yandex Trojan.GenAsa!0/cSIMVANpI
Ikarus Virus.Worm.SuspectCRC
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/WBNA.AOW!worm
BitDefenderTheta AI:Packer.B645DEE820
AVG Win32:VB-ABDC [Drp]
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_100% (D)

How to remove Worm:Win32/Vobfus.CI?

  • 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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