Backdoor

What is “Backdoor.Win32.Bifrose.dnhg”?

Malware Removal

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

  • Executable code extraction
  • Creates RWX memory
  • Reads data out of its own binary image
  • The binary likely contains encrypted or compressed data.
  • Tries to unhook or modify Windows functions monitored by Cuckoo
  • Network activity detected but not expressed in API logs
  • Attempts to interact with an Alternate Data Stream (ADS)
  • Anomalous binary characteristics

How to determine Backdoor.Win32.Bifrose.dnhg?


File Info:

crc32: 2F779630
md5: 7ffc7d2ef26b0c0b67a462a2748d7b9c
name: 7FFC7D2EF26B0C0B67A462A2748D7B9C.mlw
sha1: b8d222382c052989e033f707790b8acda922895f
sha256: a37699e1c60d17fa189c481582212381892b3038d6ca6d03508208f755a31fae
sha512: 2ef10bdbcff31418ee80371bb1127d4e9165b449030c8f58432e45039325419ce94786a27375fb032952773f9686b0f425682052d46da3be136d1ef51e22adc8
ssdeep: 3072:d/d+6s80Bkrts6NHrU3xwRi33LwbjhucHlJ6JBXjxL3fU1IUcM8H9PumjyjI:bpR0es2r4zkHSJ5jxL3fUgDHZumjyjI
type: PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows

Version Info:

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

Backdoor.Win32.Bifrose.dnhg also known as:

K7AntiVirusTrojan ( 001788e91 )
LionicTrojan.Win32.Bifrose.lj8w
Elasticmalicious (high confidence)
DrWebBackDoor.Bifrost.491
CynetMalicious (score: 100)
CAT-QuickHealVirTool.DelfInject.AF
CylanceUnsafe
ZillyaTrojan.Buzus.Win32.52420
SangforSuspicious.Win32.Save.a
CrowdStrikewin/malicious_confidence_90% (D)
AlibabaBackdoor:Win32/Bifrose.81095c09
K7GWTrojan ( 001788e91 )
Cybereasonmalicious.82c052
CyrenW32/VBInject.V.gen!Eldorado
SymantecBackdoor.Bifrose!gen
ESET-NOD32a variant of Win32/Packed.MoleboxUltra suspicious
APEXMalicious
AvastWin32:Evo-gen [Susp]
ClamAVWin.Trojan.Agent-36155
KasperskyBackdoor.Win32.Bifrose.dnhg
NANO-AntivirusTrojan.Win32.Bifrost.dambtw
ViRobotTrojan.Win32.A.Buzus.198282
TencentWin32.Backdoor.Bifrose.Aoae
SophosML/PE-A + Mal/BigMole-B
ComodoTrojWare.Win32.Buzus.hwas@4mjtvw
BitDefenderThetaGen:NN.ZexaF.34170.mm2@aK1nXbm
VIPREPacked.Win32.Rebhip.a (v)
TrendMicroTROJ_BREDLAB.SMD
McAfee-GW-EditionBehavesLike.Win32.Generic.cc
FireEyeGeneric.mg.7ffc7d2ef26b0c0b
SentinelOneStatic AI – Malicious PE
JiangminTrojan/Buzus.afnn
AviraTR/Crypt.CFI.Gen
Antiy-AVLTrojan/Generic.ASBOL.C615
MicrosoftTrojan:Win32/Wacatac.B!ml
SUPERAntiSpywareTrojan.Agent/Gen-Backdoor
TACHYONTrojan/W32.Buzus.198282
AhnLab-V3Trojan/Win32.Bifrose.R1707
Acronissuspicious
McAfeeGenericRXAA-WT!7FFC7D2EF26B
MAXmalware (ai score=99)
VBA32BScope.Trojan.Inject
MalwarebytesTrojan.MalPack.Generic
PandaGeneric Malware
TrendMicro-HouseCallTROJ_BREDLAB.SMD
RisingTrojan.Generic@ML.100 (RDMK:rpeTbFD7Q6vzdCoD8YBLjQ)
YandexTrojan.GenAsa!XMiXPNBz8gY
IkarusTrojan.Backdoor.Bifrose
MaxSecurePacked.Rebhip.a
FortinetW32/Refroso.BKBI!tr
AVGWin32:Evo-gen [Susp]
Paloaltogeneric.ml

How to remove Backdoor.Win32.Bifrose.dnhg?

Backdoor.Win32.Bifrose.dnhg 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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