Categories: Worm

What is “Worm:Win32/Vobfus.IU”?

The Worm:Win32/Vobfus.IU 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.IU 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
  • Authenticode signature is invalid
  • Behavioural detection: Injection (inter-process)
  • CAPE detected the embedded pe malware family
  • Attempts to disable Windows Auto Updates
  • 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.IU?


File Info:

name: D17D90C471BFDF256F92.mlwpath: /opt/CAPEv2/storage/binaries/b058fad0f140cdddfe6032c681dbd90845dea8902d9f9e1eccd9fdbde1b33251crc32: 765F99FDmd5: d17d90c471bfdf256f92e56f151b9a54sha1: e6dfe9a0aadef40b6c831e9529b8b7e51cd2fd5csha256: b058fad0f140cdddfe6032c681dbd90845dea8902d9f9e1eccd9fdbde1b33251sha512: 62d3038d94d5b31d56f6095617dcfde0a92c264d438425df0207378af30a4e57ae933bbdaf8ccc4b139f95b4c81b948ad86ded542d89a343dea5031fcc82304bssdeep: 6144:8Zo4YN4TTJ3b/pAPgbrTSBaLeiy0PcJyS+9G8pydfTIXLGPPq:AlYN4PZb/SPgbrTSBaLei5EfEXLYPqtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1D744C726B2E0FA39F421CAF4395987A4802EAD3155E27907F7C02F1977B6E939721353sha3_384: ea1889a22ba355fe0fa1b05d5703a15f756676fdb65db1119cf9b3284f7dc4d5cf235211395889f8f20f16c581966b6aep_bytes: 68d03e4000e8eeffffff000000000000timestamp: 2012-10-02 07:01:47

Version Info:

Translation: 0x0409 0x04b0ProductName: SolcassimoFileVersion: 7.94ProductVersion: 7.94InternalName: cancelledOriginalFilename: cancelled.exe

Worm:Win32/Vobfus.IU also known as:

Bkav W32.AIDetectMalware
Elastic malicious (high confidence)
DrWeb Win32.HLLW.Autoruner1.26999
MicroWorld-eScan Gen:Variant.Barys.950
FireEye Generic.mg.d17d90c471bfdf25
CAT-QuickHeal Trojan.Beebone.D
Skyhigh BehavesLike.Win32.VBObfus.dm
McAfee GenDownloader.rv
Malwarebytes Generic.Malware.AI.DDS
Sangfor Suspicious.Win32.Save.vb
K7AntiVirus EmailWorm ( 0054d10f1 )
K7GW EmailWorm ( 0054d10f1 )
CrowdStrike win/malicious_confidence_100% (D)
BitDefenderTheta Gen:NN.ZevbaF.36744.qm1@aSuwc8ci
VirIT Trojan.Win32.Generic.CAFF
Symantec W32.Changeup
ESET-NOD32 Win32/Pronny.EX
APEX Malicious
ClamAV Win.Trojan.Changeup-6169544-0
Kaspersky Worm.Win32.Vobfus.kqb
BitDefender Gen:Variant.Barys.950
NANO-Antivirus Trojan.Win32.Vobfus.ewulfc
Avast Win32:VB-AEPK [Trj]
Tencent Worm.Win32.Vobfus.q
Emsisoft Gen:Variant.Barys.950 (B)
F-Secure Trojan.TR/Dropper.Gen
Baidu Win32.Worm.Pronny.d
VIPRE Gen:Variant.Barys.950
TrendMicro WORM_VOBFUS.SMAU
Sophos Mal/SillyFDC-AC
SentinelOne Static AI – Suspicious PE
MAX malware (ai score=88)
GData Gen:Variant.Barys.950
Jiangmin Worm/Vobfus.ira
Webroot W32.Dropper.Gen
Google Detected
Avira TR/Dropper.Gen
Varist W32/VB.HE.gen!Eldorado
Antiy-AVL Worm/Win32.WBNA.gen
Xcitium Worm.Win32.Pronny.ABQ@4puwz1
Arcabit Trojan.Barys.950
ViRobot Worm.Win32.A.Vobfus.288512
ZoneAlarm Worm.Win32.Vobfus.kqb
Microsoft Worm:Win32/Vobfus.IU
Cynet Malicious (score: 100)
AhnLab-V3 Worm/Win32.Vobfus.R38952
VBA32 Malware-Cryptor.VB.gen
ALYac Gen:Variant.Barys.950
Cylance unsafe
Panda Trj/Genetic.gen
TrendMicro-HouseCall WORM_VOBFUS.SMAU
Rising Worm.Vobfus!8.10E (TFE:3:TzIvI0OQesI)
Yandex Trojan.GenAsa!jYqu7CbDL1E
Ikarus Trojan-Downloader.Win32.Beebone
MaxSecure Trojan.Malware.4617790.susgen
Fortinet W32/Diple.EJQE!tr
AVG Win32:VB-AEPK [Trj]
Cybereason malicious.0aadef
DeepInstinct MALICIOUS

How to remove Worm:Win32/Vobfus.IU?

  • 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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