Categories: Worm

What is “Worm:Win32/Vobfus.CI”?

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: CBBBDCA54F59CA6948A6.mlwpath: /opt/CAPEv2/storage/binaries/340f6fc9f27016684ad1bfd662b5868db4c0d475475ad1c61297d7021418d235crc32: 8DC8D3F7md5: cbbbdca54f59ca6948a649a70e067c15sha1: fa8c440e3e1302f24ba87fb57a96e9bdd2d3412bsha256: 340f6fc9f27016684ad1bfd662b5868db4c0d475475ad1c61297d7021418d235sha512: a0270934d21028c6d981aa374290c38df8bac46e286d50a8586d7a356b4b8d2135c2e2e33d603788eaedb4bb06d0b57d3b6e5209f688b77a078576f2d75c5c7bssdeep: 3072:soOI7EjRHU4Fo9Y1P8osUpJbPfIM7t0SW:svE0RHUuomP8oxZfh2type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1B3C381257791F23ED529CBF42D0A43B080A9AD3421E5AD13F7CA4A1677F2DA79321783sha3_384: 9436b4e9bb00aeabeac85effd3bb2bc5a62e6aee5916e25f017bcb058f7f08d4ae4f62506ecb940087de1f1796ed7598ep_bytes: 68f4324000e8f0ffffff000000000000timestamp: 2011-06-18 04:36:09

Version Info:

Translation: 0x0409 0x04b0ProductName: YQSYeppWOczcrjYUqHFileVersion: 1.00ProductVersion: 1.00InternalName: MSjBeKAbKWOriginalFilename: MSjBeKAbKW.exe

Worm:Win32/Vobfus.CI also known as:

Bkav W32.AIDetectMalware
Lionic Worm.Win32.WBNA.lr3L
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.VBKrypt.55
FireEye Generic.mg.cbbbdca54f59ca69
CAT-QuickHeal Trojan.Vobfus.gen
Skyhigh BehavesLike.Win32.VBObfus.cm
McAfee VBObfus.g
Cylance unsafe
Sangfor Suspicious.Win32.Save.vb
CrowdStrike win/malicious_confidence_100% (D)
Alibaba Malware:Win32/km_2ff15.None
K7GW EmailWorm ( 0054d10f1 )
K7AntiVirus EmailWorm ( 0054d10f1 )
Arcabit Trojan.VBKrypt.55
Baidu Win32.Worm.Pronny.d
VirIT Trojan.Win32.VBKrypt.DQHI
Symantec W32.Changeup
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
Avast Win32:VB-ABDC [Drp]
Tencent Worm.Win32.WBNA.hp
TACHYON Worm/W32.VB-WBNA.118784
Sophos Mal/VB-XV
F-Secure Trojan.TR/Chinky.6256
DrWeb Trojan.VbCrypt.60
VIPRE Gen:Variant.VBKrypt.55
Trapmine malicious.moderate.ml.score
Emsisoft Gen:Variant.VBKrypt.55 (B)
SentinelOne Static AI – Malicious PE
Varist W32/Vobfus.W.gen!Eldorado
Avira TR/Chinky.6256
Antiy-AVL Worm/Win32.WBNA.gen
Xcitium TrojWare.Win32.Diple.HJ@4ln2s1
Microsoft Worm:Win32/Vobfus.CI
ZoneAlarm Worm.Win32.WBNA.ipa
GData Win32.Trojan.PSE.10I69CR
Google Detected
AhnLab-V3 Trojan/Win32.VBKrypt.R18935
Acronis suspicious
BitDefenderTheta AI:Packer.B645DEE820
ALYac Gen:Variant.VBKrypt.55
MAX malware (ai score=81)
VBA32 BScope.Worm.WBNA
Malwarebytes Generic.Malware.AI.DDS
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
AVG Win32:VB-ABDC [Drp]
Cybereason malicious.e3e130
DeepInstinct MALICIOUS

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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