Categories: Malware

Bulz.230238 removal

The Bulz.230238 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.230238 virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Behavioural detection: Executable code extraction – unpacking
  • Creates RWX memory
  • Guard pages use detected – possible anti-debugging.
  • Dynamic (imported) function loading detected
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • The binary likely contains encrypted or compressed data.
  • Creates an autorun.inf file
  • Authenticode signature is invalid
  • Anomalous .NET characteristics
  • Uses Windows utilities for basic functionality
  • Sniffs keystrokes
  • Created a process from a suspicious location
  • Installs itself for autorun at Windows startup
  • Creates a copy of itself
  • Anomalous binary characteristics

How to determine Bulz.230238?


File Info:

name: 2BDFC787A10C5CDDE631.mlwpath: /opt/CAPEv2/storage/binaries/f1064d038a6105d54a8bcece23935a2570815c23cb739e47507c81a92921a869crc32: FFC5BE70md5: 2bdfc787a10c5cdde63140b0f2721b72sha1: a29e350f1cabcd10d34c305d49ad85f2248dd1c4sha256: f1064d038a6105d54a8bcece23935a2570815c23cb739e47507c81a92921a869sha512: 6920b59ac9a51a038d041b43d6a0a7f1a7e060b6944241517da21202f1b3bd5d56382c785ac2e5fdb724414231c881250016cfbe8921d35ba011dd2e83334eccssdeep: 12288:FT6xQ9UnGdQSD0naAFUywovZSvHdrYSO9w9gRgdLwydqcJ5oGfgJ:FTA6UnGdQSD0naAFOovwlrxYyagIstype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T141B4E10D7784FA26D87C663BC2E725B4D3714982AA9AD3071E5976EC3C333A3544728Bsha3_384: a262de6b32f469a20b5a467ae38a87e308648bb72e444450ba73f360d4eb058a51d0609acdd7074d35cd0868d8c9d3ccep_bytes: ff250020400000000000000000000000timestamp: 2012-12-10 21:25:28

Version Info:

Translation: 0x0000 0x04b0FileDescription: FileVersion: 0.0.0.0InternalName: Server.exeLegalCopyright: OriginalFilename: Server.exeProductVersion: 0.0.0.0Assembly Version: 0.0.0.0

Bulz.230238 also known as:

Elastic malicious (high confidence)
DrWeb Trojan.DownLoader8.35656
MicroWorld-eScan Gen:Variant.Bulz.230238
FireEye Generic.mg.2bdfc787a10c5cdd
ALYac Gen:Variant.Bulz.230238
Cylance Unsafe
Sangfor Suspicious.Win32.Save.a
K7AntiVirus Trojan ( 700000121 )
K7GW Trojan ( 700000121 )
Cybereason malicious.7a10c5
BitDefenderTheta Gen:NN.ZemsilF.34084.Fm0@aeCUyog
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Packed.CodeWall.B suspicious
Cynet Malicious (score: 99)
Kaspersky HEUR:Backdoor.MSIL.Generic
BitDefender Gen:Variant.Bulz.230238
Avast MSIL:GenMalicious-RS [Trj]
Ad-Aware Gen:Variant.Bulz.230238
Emsisoft Gen:Variant.Bulz.230238 (B)
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Generic.hc
Sophos Mal/Generic-R + Troj/MSIL-PP
Ikarus PUA.MSIL.CodeWall
Jiangmin Trojan.Generic.lsvo
Avira TR/Barys.4458979
MAX malware (ai score=84)
Antiy-AVL Trojan/Generic.ASMalwS.13D6D0
Microsoft Backdoor:MSIL/Bladabindi
GData Gen:Variant.Bulz.230238
AhnLab-V3 Trojan/Win.Disfa.C4830606
McAfee Artemis!2BDFC787A10C
Malwarebytes Trojan.Agent
APEX Malicious
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_99%
Webroot W32.Rogue.Gen
AVG MSIL:GenMalicious-RS [Trj]
CrowdStrike win/malicious_confidence_90% (W)

How to remove Bulz.230238?

  • 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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