Categories: Malware

Should I remove “Bulz.459378”?

The Bulz.459378 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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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What Bulz.459378 virus can do?

  • Possible date expiration check, exits too soon after checking local time
  • Reads data out of its own binary image
  • Unconventionial language used in binary resources: Czech
  • Spoofs its process name and/or associated pathname to appear as a legitimate process
  • Network activity detected but not expressed in API logs
  • Attempts to identify installed AV products by installation directory
  • Attempts to identify installed AV products by registry key
  • Anomalous binary characteristics

How to determine Bulz.459378?


File Info:

crc32: 6E804657md5: 83c62c26e72481a69c31165590f6ca57name: 83C62C26E72481A69C31165590F6CA57.mlwsha1: c59bd2f1ad121222f26c3dc2573e564f170bdb72sha256: 0537dcf04c9b1c87c37f0081883a948a5fd37fd673582a2f3e87696e31294e8esha512: 06aa9fa57038beeb080466dcb0a3da8cf1f7ce9805b79b1f05bf2cae5cdca9a72dbf39133b5768ed9601cb6e0110dd76b112472928a1d051af682c77c65bf0d2ssdeep: 49152:lTt4p4Su+2JPzO7NggggMETgD6BW0vcO8Eq/IBl4ZW8wX:lKySu+2JPzO73BW0hVXtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (c) 2021 AVAST SoftwareInternalName: SfxInstFileVersion: 21.3.6164.0CompanyName: AVAST SoftwareProductName: Avast Antivirus ProductVersion: 21.3.6164.0FileDescription: Avast AntivirusOriginalFilename: SfxInst.exeProductId: avast-avTranslation: 0x0409 0x04b0

Bulz.459378 also known as:

K7AntiVirus Riskware ( 0040eff71 )
Cynet Malicious (score: 99)
ALYac Gen:Variant.Bulz.459378
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (W)
BitDefender Gen:Variant.Bulz.459378
K7GW Riskware ( 0040eff71 )
APEX Malicious
Kaspersky Trojan-Ransom.Win32.Encoder.mdf
MicroWorld-eScan Gen:Variant.Bulz.459378
Ad-Aware Gen:Variant.Bulz.459378
FireEye Generic.mg.83c62c26e72481a6
Emsisoft Gen:Variant.Bulz.459378 (B)
Avira TR/Encoder.bzhbq
eGambit Unsafe.AI_Score_97%
Arcabit Trojan.Bulz.D70272
AegisLab Trojan.Win32.Encoder.j!c
GData Gen:Variant.Bulz.459378
MAX malware (ai score=81)
Panda Trj/CI.A
MaxSecure Trojan.Malware.73926358.susgen
Fortinet W32/Encoder.MDF!tr

How to remove Bulz.459378?

  • 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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