Categories: Malware

What is “Win32/VBObfus.FZ”?

The Win32/VBObfus.FZ 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 Win32/VBObfus.FZ virus can do?

  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid

How to determine Win32/VBObfus.FZ?


File Info:

name: 830291703A7ED241E6D1.mlwpath: /opt/CAPEv2/storage/binaries/56ee593063dea67358f714c88bd5b5c9f65df61412a5ae9c78a3852615898363crc32: 7BF6ACE8md5: 830291703a7ed241e6d16651854a93d3sha1: 0970987dad02643f701bfd65e10ed7f8885aae77sha256: 56ee593063dea67358f714c88bd5b5c9f65df61412a5ae9c78a3852615898363sha512: 1f21883f10773e3906d0b8974d7279f224417655f68f8fd6e5113eb1778401f7358a3cfa6fb645005d4fdac13374e31423f7c91110fc0355ab7bdeca0283bd0assdeep: 6144:e4anI56piIqQUuDnr3G5q/MEuolGjS7ZGll197SDfib12GaNK1mk9xqSj+iQVlDu:elI56piIqQUuDnr3G0/iolGjS7ZGll1jtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1F88442143740F639E01685F53F0487B88539A93505E0AC07FB81BBA266B5EBFD6B6723sha3_384: 7321e3a78e43e4f30be396929b79e75df3a9ef3220f30f7310c0566e629c5083d3f2b7b2512c12afa1403cff136d6baaep_bytes: 00000000000000000000000000000000timestamp: 1999-07-12 04:13:02

Version Info:

Translation: 0x0409 0x04b0Comments: speravi verdettoCompanyName: speravi verdettoFileDescription: speravi verdettoLegalCopyright: speravi verdettoLegalTrademarks: speravi verdettoProductName: speravi verdettoFileVersion: 5.87ProductVersion: 5.87InternalName: sparrowbillOriginalFilename: sparrowbill.exe

Win32/VBObfus.FZ also known as:

Bkav W32.AIDetect.malware1
Lionic Worm.Win32.WBNA.low6
tehtris Generic.Malware
Sangfor [MICROSOFT VISUAL BASIC V6.0]
K7AntiVirus Trojan ( 0040f56b1 )
K7GW Trojan ( 0040f56b1 )
Cybereason malicious.dad026
VirIT Trojan.Win32.Generic.AJQX
Cyren W32/Vobfus.BE.gen!Eldorado
Symantec W32.Changeup
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win32/VBObfus.FZ
ClamAV Win.Trojan.Changeup-6169544-0
NANO-Antivirus Virus.Win32.Gen.ccmw
SUPERAntiSpyware Trojan.Agent/Gen-Vobfus
Avast Win32:VB-ADSU [Trj]
Tencent Trojan.Win32.FakeFolder.abh
Comodo Worm.Win32.Pronny.BL@4pn6lp
F-Secure Trojan.TR/Dropper.Gen
Baidu Win32.Worm.Pronny.d
McAfee-GW-Edition BehavesLike.Win32.Backdoor.fm
SentinelOne Static AI – Malicious PE
Trapmine malicious.high.ml.score
FireEye Generic.mg.830291703a7ed241
Sophos ML/PE-A
Ikarus Worm.Win32.Vobfus
Webroot W32.Trojan.Gen
Avira TR/Dropper.Gen
Microsoft Trojan:Win32/Wacatac.B!ml
Cynet Malicious (score: 100)
AhnLab-V3 Worm/Win32.VBNA.R30730
McAfee GenDownloader.pr
Malwarebytes Worm.Obfuscator
APEX Malicious
Rising Worm.VobfusEx!1.99E2 (CLASSIC)
Yandex Trojan.GenAsa!DSiKajy8TVg
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/CoinMiner.F
AVG Win32:VB-ADSU [Trj]
Panda Trj/CI.A
CrowdStrike win/malicious_confidence_100% (W)

How to remove Win32/VBObfus.FZ?

  • 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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