Categories: Malware

Bulz.612628 (B) removal instruction

The Bulz.612628 (B) 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 Bulz.612628 (B) virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Sample contains Overlay data
  • Presents an Authenticode digital signature
  • Creates RWX memory
  • Checks adapter addresses which can be used to detect virtual network interfaces
  • Guard pages use detected – possible anti-debugging.
  • Dynamic (imported) function loading detected
  • Performs HTTP requests potentially not found in PCAP.
  • Enumerates the modules from a process (may be used to locate base addresses in process injection)
  • CAPE extracted potentially suspicious content
  • Authenticode signature is invalid
  • Anomalous binary characteristics

How to determine Bulz.612628 (B)?


File Info:

name: B9C9B025A10A46ACF47F.mlwpath: /opt/CAPEv2/storage/binaries/1991e0cfbe465001dffc0ac6cde68639fc1a32ffd05ec5e4836286c42d791069crc32: 851BFE9Cmd5: b9c9b025a10a46acf47faa7e449bf848sha1: 6c5109071ff3cbe26026a100531394970488a53dsha256: 1991e0cfbe465001dffc0ac6cde68639fc1a32ffd05ec5e4836286c42d791069sha512: fa620e1a31e33fbe2ec9b7fecd4dd0aa6adf15e09593038858a6a7b342141cf7b430db9f6b81026556275ab2d37c17f64faf00e4879600fe0ce0285b17845c9assdeep: 3072:soL8HafOafafcZcOcSrukRCLlX5+eo9WoPLa0Q9CDAxsZc9mnuDY+:bRzSEifG+8L9WYLQQD2MqmnOtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1D6F37E12BB58A07AF8A9B6B022781272D5F9F9700F2547CF57424EDA5C26BD09E3C713sha3_384: 049464a1919a032fee532e82b537a43b058bab48515801bbbefcf3c01fea4461dec9f805eabc2110ebbbc3355a3b5beaep_bytes: ff250020400000000000000000000000timestamp: 2007-10-06 04:08:19

Version Info:

Translation: 0x0000 0x04b0CompanyName: Microsoft CorporationFileDescription: FileVersion: 3.0.4203.835InternalName: PerformanceCounterInstaller.exeLegalCopyright: Copyright © 2006 Microsoft Corporation. All rights reserved.LegalTrademarks: Microsoft® is a registered trademark of Microsoft Corporation. Windows® is a registered trademark of Microsoft Corporation.OriginalFilename: PerformanceCounterInstaller.exeProductName: Windows Workflow FoundationProductVersion: 3.0.4203.835Assembly Version: 3.0.0.0

Bulz.612628 (B) also known as:

Bkav W32.AIDetectNet.01
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Bulz.612628
FireEye Generic.mg.b9c9b025a10a46ac
McAfee Artemis!B9C9B025A10A
Cylance Unsafe
Zillya Trojan.Resur.Win32.53
K7AntiVirus Trojan ( 00577f0b1 )
Alibaba TrojanDropper:Application/Generic.2e498864
K7GW Trojan ( 00577f0b1 )
Cyren W32/MSIL_Agent.EK.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/VB.NAR
APEX Malicious
BitDefender Gen:Variant.Bulz.612628
Avast FileRepMalware [Trj]
Ad-Aware Gen:Variant.Bulz.612628
Emsisoft Gen:Variant.Bulz.612628 (B)
VIPRE Gen:Variant.Bulz.612628
McAfee-GW-Edition BehavesLike.Win32.Generic.ch
Sophos Mal/Generic-S + Troj/Agent-BBUL
SentinelOne Static AI – Malicious PE
GData MSIL.Trojan.PSE.1SQ5KVR
Avira TR/Dropper.Gen
Antiy-AVL Trojan/Generic.ASBOL.C595
Microsoft Trojan:Win32/Wacatac.B!ml
Cynet Malicious (score: 100)
Acronis suspicious
BitDefenderTheta Gen:NN.ZemsilF.34786.jm3@aOHa@Ei
ALYac Gen:Variant.Bulz.612628
MAX malware (ai score=85)
Rising Dropper.Generic!8.35E (CLOUD)
Ikarus Virus.Win32.VB
MaxSecure Trojan.Malware.7164915.susgen
Fortinet MSIL/Agent.164E!tr
AVG FileRepMalware [Trj]
Panda Trj/CI.A
CrowdStrike win/malicious_confidence_100% (W)

How to remove Bulz.612628 (B)?

  • 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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