Backdoor

Backdoor:Win32/Bifrose.FL removal guide

Malware Removal

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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Gridinsoft Anti-Malware

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.mlw
path: /opt/CAPEv2/storage/binaries/248edb259ec226d2fcb564ebf201f7fea5dd3085d99bc16447d6f893b8abe343
crc32: 32E9E508
md5: def31665436bbd579c5848c73aaa66fb
sha1: 51c18d812df1d0cfaaf5550d02f5d43633907b7e
sha256: 248edb259ec226d2fcb564ebf201f7fea5dd3085d99bc16447d6f893b8abe343
sha512: 9fa935e352f5f9fa1c984f05657596ad621a5d4bf3d4ec367c4bcbdb0ba0dd56e2fed65c56741ed6704e6d2200c1b46db12e64e4bf800938efa5de5332b7ed50
ssdeep: 1536:pE2M43TyjvrXu29bw/X0I0ytLn1ENRunLWpW8uT3QekY02/P1u8NGvdvLzfz:ptEeL0oLn1EHuLD8uTNo44vJ3z
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T19793D10D3797882EE98409757164D585659EDCF2A3AFD8D6EDB83BC9D8B44233D2C403
sha3_384: f918c55763f694f8e5241daa65fe92342757c6e0326a5cdbe6fb878d95d252dd6c9c2cc40658a8f41b82c25ee96b8dd6
ep_bytes: 558bec83ec4456ff15881040008bf08a
timestamp: 2004-12-04 22:45:32

Version Info:

0: [No Data]

Backdoor:Win32/Bifrose.FL also known as:

BkavW32.AIDetectMalware
DrWebBackDoor.Bifrost.30353
MicroWorld-eScanBackdoor.Generic.76772
FireEyeGeneric.mg.def31665436bbd57
CAT-QuickHealBackdoor.Bifrose.20298
SkyhighBehavesLike.Win32.PWSZbot.mc
ALYacBackdoor.Generic.76772
MalwarebytesGeneric.Malware.AI.DDS
VIPREBackdoor.Generic.76772
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 000009ed1 )
BitDefenderBackdoor.Generic.76772
K7GWTrojan ( 000009ed1 )
Cybereasonmalicious.12df1d
BitDefenderThetaAI:Packer.01192BC71F
VirITBackdoor.Win32.Generic.KKP
SymantecBackdoor.Bifrose
Elasticmalicious (high confidence)
ESET-NOD32Win32/Bifrose.E
CynetMalicious (score: 100)
APEXMalicious
ClamAVWin.Trojan.Bifrose-194
KasperskyBackdoor.Win32.Bifrose.agq
AlibabaBackdoor:Win32/Bifrose.fd903cbd
NANO-AntivirusTrojan.Win32.Bifrose.hqok
ViRobotBackdoor.Win32.Bifrose.38081
RisingBackdoor.Bifrose!1.A05C (CLASSIC)
SophosMal/Bifrose-B
F-SecureBackdoor.BDS/Improg.2
ZillyaBackdoor.Bifrose.Win32.7361
TrendMicroBKDR_BIFROSE.A
Trapminemalicious.moderate.ml.score
EmsisoftBackdoor.Generic.76772 (B)
IkarusBackdoor.Win32.Bifrose
JiangminBackdoor/Bifrose.d
WebrootW32.Malware.Gen
VaristW32/Backdoor.EGWZ-9281
AviraBDS/Improg.2
Antiy-AVLTrojan[Backdoor]/Win32.Bifrose
KingsoftWin32.Hack.Bifrose.d.38071
MicrosoftBackdoor:Win32/Bifrose.FL
XcitiumBackdoor.Win32.Bifrose.E@kv1
ArcabitBackdoor.Generic.D12BE4
SUPERAntiSpywareTrojan.Agent/Gen-Bifrose
ZoneAlarmBackdoor.Win32.Bifrose.agq
GDataBackdoor.Generic.76772
GoogleDetected
AhnLab-V3Trojan/Win32.Bifrose.R2179
McAfeeBackDoor-CEP.i
DeepInstinctMALICIOUS
VBA32suspected of Backdoor.Bifrose.28
Cylanceunsafe
PandaBck/Bifrose.J
TrendMicro-HouseCallBKDR_BIFROSE.A
TencentMalware.Win32.Gencirc.10b14b81
SentinelOneStatic AI – Malicious PE
MaxSecureTrojan.Malware.121218.susgen
FortinetW32/Bifrose.NT!tr.bdr
AVGWin32:Bifrose-IR [Trj]
AvastWin32:Bifrose-IR [Trj]
CrowdStrikewin/malicious_confidence_100% (W)

How to remove Backdoor:Win32/Bifrose.FL?

Backdoor:Win32/Bifrose.FL removal tool
  • 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.

About the author

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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