Categories: Malware

Bulz.338421 malicious file

The Bulz.338421 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.338421 virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Creates RWX memory
  • Guard pages use detected – possible anti-debugging.
  • Dynamic (imported) function loading detected
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • .NET file is packed/obfuscated with Confuser
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid

How to determine Bulz.338421?


File Info:

name: 662A8856D29E3F43108F.mlwpath: /opt/CAPEv2/storage/binaries/1e6c50d5b37d9645ca398476cb35d8e1b3a184265061275e2e549500c089937dcrc32: 00CB3177md5: 662a8856d29e3f43108ffa828121e5besha1: 3a0259b2da390203cbe6d61d7ee2e6a632f2631fsha256: 1e6c50d5b37d9645ca398476cb35d8e1b3a184265061275e2e549500c089937dsha512: 1e6a9b9d915d32745ff5047ea8e2ca78bd8dc8c8effc72ff7797900e437ef04166a787233ad8d179344480eef8530febbbdaf8d493e1eb04b018d764f4d9caa7ssdeep: 1536:wTxNIwYLbvWWQhkB1aECdfsxdENdV94ptv4jix:wTPIwYLbvWWQIdCRs3MV9Imjixtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T15683490B16CDBE96DABC027873B303E5C339DE060513E71E69C9756589B8783BA427C6sha3_384: e6bf03ecaef73cca363936201b4040d20d0a72c27a81c3303568571c7eda8bd0ea66f2e95285128b5adbd98ce141c55fep_bytes: ff250020400000000000000000000000timestamp: 2013-02-02 18:14:50

Version Info:

Translation: 0x0000 0x04b0FileDescription: FileVersion: 1InternalName: Daz.exeLegalCopyright: OriginalFilename: Daz.exeProductVersion: 1Assembly Version: 1.0.0.0

Bulz.338421 also known as:

Lionic Trojan.MSIL.Generic.m!c
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Bulz.338421
FireEye Generic.mg.662a8856d29e3f43
ALYac Gen:Variant.Bulz.338421
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Suspicious.Win32.Save.a
K7AntiVirus Trojan ( 700000121 )
Alibaba Backdoor:MSIL/Generic.760a3709
K7GW Trojan ( 700000121 )
Cybereason malicious.6d29e3
Cyren W32/Trojan.PDNX-2483
Symantec ML.Attribute.HighConfidence
APEX Malicious
Paloalto generic.ml
ClamAV Win.Packed.Hpbladabi-6860330-0
Kaspersky HEUR:Backdoor.MSIL.Generic
BitDefender Gen:Variant.Bulz.338421
NANO-Antivirus Trojan.Win32.Tordev.easscf
Avast Win32:Malware-gen
Tencent Msil.Backdoor.Generic.Wmsw
Ad-Aware Gen:Variant.Bulz.338421
Emsisoft Gen:Variant.Bulz.338421 (B)
DrWeb BackDoor.Tordev.8
McAfee-GW-Edition BehavesLike.Win32.Generic.mh
Sophos Mal/Generic-S
SentinelOne Static AI – Malicious PE
GData Gen:Variant.Bulz.338421
Jiangmin Trojan/Generic.bbhzv
Avira HEUR/AGEN.1227310
Antiy-AVL Trojan/Win32.AGeneric
Arcabit Trojan.Bulz.D529F5
ZoneAlarm HEUR:Backdoor.MSIL.Generic
Microsoft Backdoor:Win32/Bladabindi!ml
Cynet Malicious (score: 99)
AhnLab-V3 Backdoor/Win.DAC.C4604708
McAfee GenericR-DAC!662A8856D29E
MAX malware (ai score=87)
VBA32 TScope.Trojan.MSIL
Malwarebytes Generic.Malware/Suspicious
Rising Malware.Obfus/MSIL@AI.100 (RDM.MSIL:aMH/d2ijDgnwrw/o4HTwtA)
Yandex Trojan.Disfa!BFlBz1IxkFI
Ikarus PCK.MSIL
MaxSecure Trojan.Malware.300983.susgen
Fortinet PossibleThreat
BitDefenderTheta Gen:NN.ZemsilF.34212.fm0@au!1Noi
AVG Win32:Malware-gen
CrowdStrike win/malicious_confidence_100% (D)

How to remove Bulz.338421?

  • 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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