Categories: Backdoor

Backdoor:Win32/Bifrose.FL removal guide

The Backdoor:Win32/Bifrose.FL 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.FL 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.FL?


File Info:

name: DEF31665436BBD579C58.mlwpath: /opt/CAPEv2/storage/binaries/248edb259ec226d2fcb564ebf201f7fea5dd3085d99bc16447d6f893b8abe343crc32: 32E9E508md5: def31665436bbd579c5848c73aaa66fbsha1: 51c18d812df1d0cfaaf5550d02f5d43633907b7esha256: 248edb259ec226d2fcb564ebf201f7fea5dd3085d99bc16447d6f893b8abe343sha512: 9fa935e352f5f9fa1c984f05657596ad621a5d4bf3d4ec367c4bcbdb0ba0dd56e2fed65c56741ed6704e6d2200c1b46db12e64e4bf800938efa5de5332b7ed50ssdeep: 1536:pE2M43TyjvrXu29bw/X0I0ytLn1ENRunLWpW8uT3QekY02/P1u8NGvdvLzfz:ptEeL0oLn1EHuLD8uTNo44vJ3ztype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T19793D10D3797882EE98409757164D585659EDCF2A3AFD8D6EDB83BC9D8B44233D2C403sha3_384: f918c55763f694f8e5241daa65fe92342757c6e0326a5cdbe6fb878d95d252dd6c9c2cc40658a8f41b82c25ee96b8dd6ep_bytes: 558bec83ec4456ff15881040008bf08atimestamp: 2004-12-04 22:45:32

Version Info:

0: [No Data]

Backdoor:Win32/Bifrose.FL also known as:

Bkav W32.AIDetectMalware
DrWeb BackDoor.Bifrost.30353
MicroWorld-eScan Backdoor.Generic.76772
FireEye Generic.mg.def31665436bbd57
CAT-QuickHeal Backdoor.Bifrose.20298
Skyhigh BehavesLike.Win32.PWSZbot.mc
ALYac Backdoor.Generic.76772
Malwarebytes Generic.Malware.AI.DDS
VIPRE Backdoor.Generic.76772
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 000009ed1 )
BitDefender Backdoor.Generic.76772
K7GW Trojan ( 000009ed1 )
Cybereason malicious.12df1d
BitDefenderTheta AI:Packer.01192BC71F
VirIT Backdoor.Win32.Generic.KKP
Symantec Backdoor.Bifrose
Elastic malicious (high confidence)
ESET-NOD32 Win32/Bifrose.E
Cynet Malicious (score: 100)
APEX Malicious
ClamAV Win.Trojan.Bifrose-194
Kaspersky Backdoor.Win32.Bifrose.agq
Alibaba Backdoor:Win32/Bifrose.fd903cbd
NANO-Antivirus Trojan.Win32.Bifrose.hqok
ViRobot Backdoor.Win32.Bifrose.38081
Rising Backdoor.Bifrose!1.A05C (CLASSIC)
Sophos Mal/Bifrose-B
F-Secure Backdoor.BDS/Improg.2
Zillya Backdoor.Bifrose.Win32.7361
TrendMicro BKDR_BIFROSE.A
Trapmine malicious.moderate.ml.score
Emsisoft Backdoor.Generic.76772 (B)
Ikarus Backdoor.Win32.Bifrose
Jiangmin Backdoor/Bifrose.d
Webroot W32.Malware.Gen
Varist W32/Backdoor.EGWZ-9281
Avira BDS/Improg.2
Antiy-AVL Trojan[Backdoor]/Win32.Bifrose
Kingsoft Win32.Hack.Bifrose.d.38071
Microsoft Backdoor:Win32/Bifrose.FL
Xcitium Backdoor.Win32.Bifrose.E@kv1
Arcabit Backdoor.Generic.D12BE4
SUPERAntiSpyware Trojan.Agent/Gen-Bifrose
ZoneAlarm Backdoor.Win32.Bifrose.agq
GData Backdoor.Generic.76772
Google Detected
AhnLab-V3 Trojan/Win32.Bifrose.R2179
McAfee BackDoor-CEP.i
DeepInstinct MALICIOUS
VBA32 suspected of Backdoor.Bifrose.28
Cylance unsafe
Panda Bck/Bifrose.J
TrendMicro-HouseCall BKDR_BIFROSE.A
Tencent Malware.Win32.Gencirc.10b14b81
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.121218.susgen
Fortinet W32/Bifrose.NT!tr.bdr
AVG Win32:Bifrose-IR [Trj]
Avast Win32:Bifrose-IR [Trj]
CrowdStrike win/malicious_confidence_100% (W)

How to remove Backdoor:Win32/Bifrose.FL?

  • 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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