Categories: Backdoor

Backdoor:Win32/Bifrose!pz removal guide

The Backdoor:Win32/Bifrose!pz 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 Backdoor:Win32/Bifrose!pz virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Sample contains Overlay data
  • Creates an indicator observed in Territorial Disputes report SIG40
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid

How to determine Backdoor:Win32/Bifrose!pz?


File Info:

name: 067DC1FDF0F6680B8BA2.mlwpath: /opt/CAPEv2/storage/binaries/2184c99b50d0bf900f8b35c958db1ef857598dbee1beba9f4ab4636447b9b3b5crc32: A77B4E04md5: 067dc1fdf0f6680b8ba29e921c216931sha1: 5c0ddf2013c9b49e803d7f098d15f706f38887easha256: 2184c99b50d0bf900f8b35c958db1ef857598dbee1beba9f4ab4636447b9b3b5sha512: 76507cdf24accc5e69405138e81914ab1e4f6297409d0e3c4be1f30fe1850b9a4aa54b768699755fea6f3207aeacb39d24734c1cb96ef96765382524e13b363assdeep: 1536:OpXh9PIep8NPkrB0+KH5bHnIQhqRh2HgB1SgXSHd5lfSw62k/G0G+owkRsUKf:+hdLp2Mrc5bH1SIgB+HXgwHhwkBetype: PE32 executable (DLL) (GUI) Intel 80386, for MS Windowstlsh: T16534B003BA68C034E15445B85C7A7B73D9BE7900079A52E7C3D8DAE4DDF4A606A0B72Fsha3_384: 9f8b28badd30a042467f3436a921be2e5833049678caf91a4fec832b5b3a525987fe6ea6bc0b306922e9ed350e492d92ep_bytes: eb1066623a432b2b484f4f4b90e9f840timestamp: 2010-09-21 16:50:59

Version Info:

0: [No Data]

Backdoor:Win32/Bifrose!pz also known as:

Bkav W32.Common.33BBBD5B
Lionic Trojan.Win32.KillAV.4!c
MicroWorld-eScan Gen:Variant.Barys.67671
ClamAV Win.Trojan.Agent-334483
FireEye Generic.mg.067dc1fdf0f6680b
CAT-QuickHeal Trojan.GenericPMF.S27590417
Skyhigh BehavesLike.Win32.PUPXVK.dz
McAfee Obfuscated-FIO!hb
Malwarebytes Generic.Malware.AI.DDS
Zillya Trojan.Wansrog.Win32.12
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Trojan:Win32/Wansrog.e075817b
K7GW Trojan ( 004d03be1 )
K7AntiVirus Trojan ( 004d03be1 )
VirIT Trojan.Win32.Agent3.BRGL
Symantec Trojan.KillAV
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win32/Wansrog.AB
APEX Malicious
Cynet Malicious (score: 100)
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Barys.67671
NANO-Antivirus Trojan.Win32.MLW.cortv
Avast Win32:KillAV-AJD [Trj]
Tencent Malware.Win32.Gencirc.10b3b513
Emsisoft Gen:Variant.Barys.67671 (B)
F-Secure Trojan.TR/ATRAPS.Gen
DrWeb Trojan.Siggen2.26898
VIPRE Gen:Variant.Barys.67671
TrendMicro TROJ_KILLAV.SMJF
Sophos Mal/Agent-FW
SentinelOne Static AI – Malicious PE
GData Gen:Variant.Barys.67671
Jiangmin Trojan/Genome.ansa
Webroot W32.Trojan.Agent
Google Detected
Avira TR/ATRAPS.Gen
MAX malware (ai score=100)
Antiy-AVL Trojan/Win32.Unknown
Kingsoft Win32.Trojan.Generic.a
Xcitium TrojWare.Win32.Wansrog.ABS@4piqq6
Arcabit Trojan.Barys.D10857
ViRobot Trojan.Win32.A.Zapchast.241672.C
ZoneAlarm HEUR:Trojan.Win32.Generic
Microsoft Backdoor:Win32/Bifrose!pz
Varist W32/KillAV.AW.gen!Eldorado
AhnLab-V3 Trojan/Win32.QQPass.R1855
BitDefenderTheta Gen:NN.ZedlaF.36744.oC5@aW!Xoff
ALYac Gen:Variant.Barys.67671
VBA32 BScope.Trojan.Agent
Cylance unsafe
Panda Generic Malware
TrendMicro-HouseCall TROJ_KILLAV.SMJF
Rising Trojan.Agent!8.B1E (TFE:6:It7wrCjdBdD)
Yandex Trojan.GenAsa!Z5oRU3gTFvs
Ikarus Trojan.Win32.Sisron
MaxSecure Trojan.Malware.2588.susgen
Fortinet W32/Generic.AC.24d16!tr
AVG Win32:KillAV-AJD [Trj]
DeepInstinct MALICIOUS

How to remove Backdoor:Win32/Bifrose!pz?

  • 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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