Backdoor

Backdoor.Win32.Bifrose.fxv malicious file

Malware Removal

The Backdoor.Win32.Bifrose.fxv 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.fxv virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Sample contains Overlay data
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Attempts to interact with an Alternate Data Stream (ADS)
  • Anomalous binary characteristics
  • Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine Backdoor.Win32.Bifrose.fxv?


File Info:

name: 9C9639AAC164B260E788.mlw
path: /opt/CAPEv2/storage/binaries/bbeeab9c6d751fc827dc2b2074695bb710b7277c37c90e0ab3c2809ecc62493a
crc32: 890DEB23
md5: 9c9639aac164b260e788b8943ec88a1e
sha1: e070a9e6b31a8760316cd87543c9be578783bd62
sha256: bbeeab9c6d751fc827dc2b2074695bb710b7277c37c90e0ab3c2809ecc62493a
sha512: 151229949c20ff8411b0b2ebbae460065395505d99b52c0c98c097a47525a3034fd47b0839c1afe99872c327366da2118129b423e7c90e1713cad3506da3e224
ssdeep: 3072:LblGaovweTXLTcestFznQw+lpagk9LDcp7X89aSB4pCguzfX/McvZdy/hB:QvvweTPEDp+lpaLLDQ7Xu4pGfPZxs/hB
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T162F30258EA8CC294D2FE59395D8F89595D13F712F3121C025EE42E2AAB8EE201C3DB75
sha3_384: 4f66ac2ed48065c318e0bcb99c133ed25820f0cccba1a5effce0870eb2ff3fe178514ce671c77bdd8a8f5cbdf700e7e9
ep_bytes: 6a286870204000e87402000033ff57ff
timestamp: 2010-09-22 22:14:50

Version Info:

FileDescription: Protected Application
FileVersion: 1, 0, 0, 1
ProductVersion: 1, 0, 0, 1
Comments: Is protected with Teggo MoleBox 4.2321
Translation: 0x0000 0x04b0

Backdoor.Win32.Bifrose.fxv also known as:

BkavW32.AIDetectMalware
tehtrisGeneric.Malware
MicroWorld-eScanGen:Variant.Refroso.2
FireEyeGeneric.mg.9c9639aac164b260
CAT-QuickHealVirTool.DelfInject.AF
ALYacGen:Variant.Refroso.2
MalwarebytesTrojan.MalPack.Generic
VIPREGen:Variant.Refroso.2
SangforSuspicious.Win32.Save.a
K7AntiVirusTrojan ( 001788e91 )
AlibabaBackdoor:Win32/Bifrose.8a50dc05
K7GWTrojan ( 001788e91 )
CrowdStrikewin/malicious_confidence_100% (D)
CyrenW32/VBInject.V.gen!Eldorado
SymantecML.Attribute.HighConfidence
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/Packed.MoleboxUltra suspicious
APEXMalicious
ClamAVWin.Trojan.Agent-36155
KasperskyBackdoor.Win32.Bifrose.fxv
BitDefenderGen:Variant.Refroso.2
NANO-AntivirusTrojan.Win32.Refroso.tmkzo
SUPERAntiSpywareTrojan.Agent/Gen-Crypt
AvastWin32:Evo-gen [Trj]
TencentWin32.Backdoor.Bifrose.Osmw
EmsisoftGen:Variant.Refroso.2 (B)
F-SecureTrojan:W32/Agent.DQKQ
DrWebBackDoor.Bifrost.20804
ZillyaTrojan.Refroso.Win32.30184
TrendMicroTROJ_BREDLAB.SMD
McAfee-GW-EditionBehavesLike.Win32.Generic.cc
Trapminemalicious.moderate.ml.score
SophosMal/BigMole-B
SentinelOneStatic AI – Malicious PE
GDataGen:Variant.Refroso.2
JiangminTrojan/Buzus.agja
GoogleDetected
AviraTR/Crypt.XPACK.Gen
Antiy-AVLTrojan/Win32.Refroso.a
XcitiumBackdoor.Win32.Generic.3313390@2cn86j
ArcabitTrojan.Refroso.2
ZoneAlarmHEUR:Trojan.Win32.Generic
MicrosoftTrojan:Win32/Wacatac.B!ml
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.Bifrose.R1707
Acronissuspicious
McAfeeArtemis!9C9639AAC164
MAXmalware (ai score=99)
VBA32Trojan.Tiggre
Cylanceunsafe
PandaGeneric Malware
TrendMicro-HouseCallTROJ_BREDLAB.SMD
RisingTrojan.Generic@AI.100 (RDML:yUb5se0YUNqX3UI+1dV0Rw)
YandexTrojan.GenAsa!XMiXPNBz8gY
IkarusTrojan-Dropper
MaxSecurePacked.Rebhip.a
FortinetW32/Refroso.BKBI!tr
BitDefenderThetaAI:Packer.357671411E
AVGWin32:Evo-gen [Trj]
Cybereasonmalicious.ac164b
DeepInstinctMALICIOUS

How to remove Backdoor.Win32.Bifrose.fxv?

Backdoor.Win32.Bifrose.fxv 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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