Categories: Worm

Should I remove “Worm.Win32.Vobfus.ykp”?

The Worm.Win32.Vobfus.ykp 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.ykp 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)
  • CAPE detected the embedded win api 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.ykp?


File Info:

name: AFCD095158289C881E99.mlwpath: /opt/CAPEv2/storage/binaries/f90969a6bc02a47d47e7b3290b84ae27adc3b42cb871fe8a760554f9e2be56d2crc32: 8673BA33md5: afcd095158289c881e99cea91bd31c74sha1: 0319fb3f95157f271faa577f75b59d3acc07b47dsha256: f90969a6bc02a47d47e7b3290b84ae27adc3b42cb871fe8a760554f9e2be56d2sha512: fc58b77abc7cb2d25515fca96946ea69d652e7d66b9a89ccd7fb63c1a4765abe580a5a2055ce982e7f30b993a7dd88600f0396229a7bd72c8c0b5d7357c147c8ssdeep: 6144:Gte2BsHkq8xJYd1BeJuESHr4YWzOMlql49e1/lcduanJntih/FlVjf5PfbZjo/Ji:/2BsHkq8xJYdlEC4YWzZvRMUqDtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T11F840A2B67A0F96AE525CBF0296C43748569B83114E5AD1BEAC01F1973F6E87C237313sha3_384: 56428892d15d33e750d8d7948b49532109e58d5ac134f8595dcf7ebea2fea26b34387baf7dba3bf3162ad819c2b63425ep_bytes: 6878484000e8f0ffffff000000000000timestamp: 2012-10-13 03:46:47

Version Info:

Translation: 0x0409 0x04b0ProductName: twinemakingFileVersion: 5.74ProductVersion: 5.74InternalName: nonusurpingOriginalFilename: nonusurping.exe

Worm.Win32.Vobfus.ykp also known as:

Bkav W32.AIDetectMalware
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Symmi.14907
FireEye Generic.mg.afcd095158289c88
CAT-QuickHeal Trojan.Beebone.D
Skyhigh BehavesLike.Win32.VBObfus.fm
ALYac Gen:Variant.Symmi.14907
Malwarebytes VBObfus.Worm.Spreader.DDS
Sangfor Suspicious.Win32.Save.vb
K7AntiVirus EmailWorm ( 0054d10f1 )
K7GW EmailWorm ( 0054d10f1 )
Baidu Win32.Worm.Pronny.d
VirIT Trojan.Win32.VB.CODN
Symantec W32.Changeup
ESET-NOD32 a variant of Win32/VBObfus.CZ
APEX Malicious
TrendMicro-HouseCall WORM_VOBFUS.SMQ4
Avast Win32:VB-AIYR [Trj]
ClamAV Win.Trojan.Changeup-6169544-0
Kaspersky Worm.Win32.Vobfus.ykp
BitDefender Gen:Variant.Symmi.14907
NANO-Antivirus Trojan.Win32.Autoruner1.hcpaej
Tencent Worm.Win32.Vobfus.kat
Emsisoft Gen:Variant.Symmi.14907 (B)
F-Secure Trojan.TR/Symmi.3566984
DrWeb Win32.HLLW.Autoruner1.28016
VIPRE Gen:Variant.Symmi.14907
TrendMicro WORM_VOBFUS.SMQ4
Sophos Troj/VB-HCM
Ikarus Worm.Win32.Vobfus
Jiangmin Worm/WBNA.dfbt
Webroot
Google Detected
Avira TR/Symmi.3566984
Varist W32/VB.HE.gen!Eldorado
Antiy-AVL Worm/Win32.WBNA.gen
Kingsoft malware.kb.a.999
Xcitium TrojWare.Win32.Pronny.EE@4qvpy8
Arcabit Trojan.Symmi.D3A3B
ViRobot Worm.Win32.A.Vobfus.376832
ZoneAlarm Worm.Win32.Vobfus.ykp
GData Gen:Variant.Symmi.14907
Cynet Malicious (score: 100)
AhnLab-V3 Worm/Win32.Vobfus.R42639
BitDefenderTheta Gen:NN.ZevbaF.36804.xm1@ayjTrLoi
TACHYON Worm/W32.Vobfus.376888
VBA32 BScope.Trojan.Diple
Cylance unsafe
Panda Trj/Genetic.gen
Rising Malware.FakeFolder/ICON!1.6AC4 (CLASSIC)
Yandex Trojan.GenAsa!9333E1wWfDI
MAX malware (ai score=81)
Fortinet W32/VBKrypt.C!tr
AVG Win32:VB-AIYR [Trj]
DeepInstinct MALICIOUS
alibabacloud Worm:Win/Vobfus.d303268f

How to remove Worm.Win32.Vobfus.ykp?

  • 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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