Categories: Backdoor

Backdoor:Win32/Bifrose.EY removal tips

The Backdoor:Win32/Bifrose.EY 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 Backdoor:Win32/Bifrose.EY virus can do?

  • Sample contains Overlay data
  • Reads data out of its own binary image
  • Authenticode signature is invalid
  • Anomalous binary characteristics

How to determine Backdoor:Win32/Bifrose.EY?


File Info:

name: 4C66D057D9C37B494427.mlwpath: /opt/CAPEv2/storage/binaries/3314d735c7da1447df0bb708e11689d5503c015489318ec73ea0fa8e817ad49ecrc32: 214323BDmd5: 4c66d057d9c37b4944277f749744bbd5sha1: 9c59d6f32ba5ae2442021ca1ce5f83e36e423bd2sha256: 3314d735c7da1447df0bb708e11689d5503c015489318ec73ea0fa8e817ad49esha512: 43aa2c26c63b9bb35f9e654f07e027a74add58a9ae1a1afad6c2de2090bcc9aa9712bcd0d7cd32805e56a4fd10b0397c7bd5adf88dfd98ea0077bea8719e030essdeep: 1536:ggpZhu/Z44Tqx4T/gK8gY0hDKvtI8jXubLW:/h6Z4cbZ8d0hDKvtI8jXuvWtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T15B53E115B348E418F7990CB1682AC7E90C17BD338709E88B76C77F4D2939ADA8D4365Bsha3_384: 1a060e8f12214761d6a8a8444b1cdf37e526a2723d89e2a426fa80b0191289a44b563fd1d37429f71e98d8e9bdac9e74ep_bytes: 555d6a0033c0909090508bece95bfefftimestamp: 2008-09-28 09:32:01

Version Info:

0: [No Data]

Backdoor:Win32/Bifrose.EY also known as:

tehtris Generic.Malware
MicroWorld-eScan Trojan.Dropper.TCL
FireEye Generic.mg.4c66d057d9c37b49
McAfee BackDoor-CEP.gen.y
Malwarebytes Bladabindi.Backdoor.Bot.DDS
Zillya Backdoor.Bifrose.Win32.79617
Sangfor Suspicious.Win32.Save.ins
Alibaba Backdoor:Win32/Bifrose.1d5e68da
Cybereason malicious.7d9c37
BitDefenderTheta AI:Packer.52CF10B61E
VirIT Backdoor.Win32.Generic.DN
Cyren W32/Bifrost.J.gen!Eldorado
Symantec ML.Attribute.HighConfidence
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win32/Injector.DG
APEX Malicious
ClamAV Win.Trojan.Bifrose-9358
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.Dropper.TCL
NANO-Antivirus Trojan.Win32.Bifrose.itjj
Avast Win32:BackdoorX-gen [Trj]
Tencent Malware.Win32.Gencirc.10b716ef
Emsisoft Trojan.Dropper.TCL (B)
F-Secure Trojan.TR/Dropper.Gen
DrWeb BackDoor.Bifrost.818
VIPRE Trojan.Dropper.TCL
TrendMicro TROJ_CEEINJECT_000001c.TOMA
McAfee-GW-Edition BackDoor-CEP.gen.y
SentinelOne Static AI – Suspicious PE
GData Trojan.Dropper.TCL
Jiangmin Backdoor/Bifrose.kkt
Google Detected
Avira TR/Dropper.Gen
Antiy-AVL Trojan[Backdoor]/Win32.Bifrose
Xcitium TrojWare.Win32.Trojan.XPack.~gen1@1rwlif
Arcabit Trojan.Dropper.TCL
ViRobot Backdoor.Win32.Bifrose.48559.D
ZoneAlarm HEUR:Trojan.Win32.Generic
Microsoft Backdoor:Win32/Bifrose.EY
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Bifrose.R43529
Acronis suspicious
VBA32 BScope.Backdoor.Bifrose
ALYac Trojan.Dropper.TCL
MAX malware (ai score=100)
Cylance unsafe
TrendMicro-HouseCall TROJ_CEEINJECT_000001c.TOMA
Rising Worm.Neeris!1.6595 (CLASSIC)
Yandex Trojan.GenAsa!w7sfYE73cc8
Ikarus Trojan-Downloader.Win32.Banload
Fortinet W32/AutoRun.RKZ!worm
AVG Win32:BackdoorX-gen [Trj]
Panda Generic Malware
CrowdStrike win/malicious_confidence_100% (D)

How to remove Backdoor:Win32/Bifrose.EY?

  • 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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