Categories: Backdoor

About “Backdoor:Win32/Bifrose.EY” infection

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: B3C54FCC68BA12D0A6D9.mlwpath: /opt/CAPEv2/storage/binaries/53bfcfb0315bc57ee4c38fe9af88ae3ef1a2019881249b74c21fe62d9f0c8b1bcrc32: CF77A33Amd5: b3c54fcc68ba12d0a6d92af4597cd23fsha1: d16eedd54c93bee836417650fa5f924b7f1df800sha256: 53bfcfb0315bc57ee4c38fe9af88ae3ef1a2019881249b74c21fe62d9f0c8b1bsha512: cb75d9aeecd817e6de5bf59671b2c243ae879f0c79937532508b1344c1954a20e39b7238ff907759cfbb405565d027687e3450108cee5ab719cb38eb962fb36assdeep: 1536:ggpZhu/Z44Tqx4T/gK8gY0hDKvtI8jXu4QA:/h6Z4cbZ8d0hDKvtI8jXu4QAtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T16623F1556341F428D7994CB0B45CC5EA4C17BE33C309F8877BC76C54622AEFA898364Esha3_384: 8bd0166c5498114349c34644e9223c36f4f885d0b75db16812312d6ba0a6f0f74b6152f8087db1d3a9c4eba91ac928c5ep_bytes: 555d6a0033c0909090508bece95bfefftimestamp: 2008-09-28 09:32:01

Version Info:

0: [No Data]

Backdoor:Win32/Bifrose.EY also known as:

Lionic Trojan.Win32.Generic.kYLC
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.Dropper.TCL
ClamAV Win.Trojan.Bifrose-9358
FireEye Generic.mg.b3c54fcc68ba12d0
ALYac Trojan.Dropper.TCL
Malwarebytes Bladabindi.Backdoor.Bot.DDS
VIPRE Trojan.Dropper.TCL
Sangfor Suspicious.Win32.Save.ins
Alibaba Backdoor:Win32/Bifrose.48bc1e5b
Cybereason malicious.c68ba1
BitDefenderTheta AI:Packer.52CF10B61E
VirIT Backdoor.Win32.Generic.DN
Cyren W32/Bifrost.J.gen!Eldorado
Symantec ML.Attribute.HighConfidence
tehtris Generic.Malware
ESET-NOD32 a variant of Win32/Injector.DG
APEX Malicious
Cynet Malicious (score: 100)
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.Dropper.TCL
NANO-Antivirus Trojan.Win32.Bifrose.itjj
Avast Win32:BackdoorX-gen [Trj]
Rising Worm.Neeris!1.6595 (CLASSIC)
TACHYON Backdoor/W32.Bifrose.49485
F-Secure Trojan.TR/Dropper.Gen
DrWeb BackDoor.Bifrost.1023
Zillya Backdoor.Bifrose.Win32.79617
TrendMicro TROJ_CEEINJECT_000001c.TOMA
McAfee-GW-Edition BackDoor-CEP.gen.y
CMC Generic.Win32.b3c54fcc68!CMCRadar
Emsisoft Trojan.Dropper.TCL (B)
SentinelOne Static AI – Suspicious PE
GData Trojan.Dropper.TCL
Jiangmin Backdoor/Bifrose.kkt
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
Microsoft Backdoor:Win32/Bifrose.EY
Google Detected
AhnLab-V3 Trojan/Win32.Bifrose.R43529
Acronis suspicious
McAfee BackDoor-CEP.gen.y
MAX malware (ai score=100)
VBA32 BScope.Backdoor.Bifrose
Cylance unsafe
TrendMicro-HouseCall TROJ_CEEINJECT_000001c.TOMA
Tencent Malware.Win32.Gencirc.10b716ef
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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