Backdoor

About “Backdoor:Win32/Bifrose.IQ” infection

Malware Removal

The Backdoor:Win32/Bifrose.IQ 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.IQ virus can do?

  • Executable code extraction
  • Attempts to connect to a dead IP:Port (4 unique times)
  • Creates RWX memory
  • Drops a binary and executes it
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Installs itself for autorun at Windows startup
  • Creates a copy of itself

How to determine Backdoor:Win32/Bifrose.IQ?


File Info:

crc32: 1A4B3D2E
md5: 31aca560e4d6c3fe94ddc98dd03308a0
name: 31ACA560E4D6C3FE94DDC98DD03308A0.mlw
sha1: bf20f7ae909c8ebc0b6b8d8419c767be0452789a
sha256: 60815db56ad4e6854ca1c99d6bec66b7c16e5865f51eac152da297c1a520a860
sha512: 4f86d518fb2428a10a69c28cbc581aa2677528e3808d7ac62667d46195374ac3b26f88039504fb940c5f5740f8f3e0c6b96a1a7fd31a92aeedfbe875810fec99
ssdeep: 1536:4X2tAh15hxrmf7VlBSBzD7TbNau3doRzEg0H86Lx8CAcf+SuqGMLefNe6WE5RXQ:uv5hm7VmBP7PtReQJUhMLgEE5RX
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Backdoor:Win32/Bifrose.IQ also known as:

BkavW32.FamVT.ZgkaoLR.Trojan
K7AntiVirusTrojan ( 00404cd31 )
Elasticmalicious (high confidence)
DrWebWin32.HLLW.Autoruner1.10200
CynetMalicious (score: 100)
CAT-QuickHealBackdoor.Bifrose.30420
ALYacGen:Variant.Babar.19688
CylanceUnsafe
ZillyaWorm.AutoRun.Win32.57147
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (D)
AlibabaBackdoor:Win32/Bifrose.cdb9c8ef
K7GWTrojan ( 00404cd31 )
Cybereasonmalicious.0e4d6c
BaiduWin32.Worm.Agent.bi
CyrenW32/Trojan.YXVN-0471
SymantecBackdoor.Bifrose
ESET-NOD32Win32/Agent.NJO
ZonerTrojan.Win32.24519
APEXMalicious
AvastWin32:Downloader-LNT [Trj]
ClamAVWin.Worm.Autorun-10005
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderGen:Variant.Babar.19688
NANO-AntivirusTrojan.Win32.Autoruner1.rjjvz
SUPERAntiSpywareTrojan.Agent/Gen-AutoRun
MicroWorld-eScanGen:Variant.Babar.19688
TencentTrojan.Win32.FakeFolder.bbc
Ad-AwareGen:Variant.Babar.19688
SophosML/PE-A + Mal/Behav-043
ComodoTrojWare.Win32.Kryptik.VARA@4n0j7s
BitDefenderThetaAI:Packer.50D98AA61F
VIPRETrojan.Win32.Generic!BT
TrendMicroMal_OtorunN
McAfee-GW-EditionBehavesLike.Win32.MultiPlug.ch
FireEyeGeneric.mg.31aca560e4d6c3fe
EmsisoftGen:Variant.Babar.19688 (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojan/Generic.attsv
AviraTR/Spy.121856.75
eGambitUnsafe.AI_Score_95%
Antiy-AVLTrojan/Generic.ASMalwS.291E2
KingsoftWin32.Heur.KVM007.a.(kcloud)
MicrosoftBackdoor:Win32/Bifrose.IQ
GridinsoftWorm.Win32.Autorun.dd!s1
ArcabitTrojan.Babar.D4CE8
GDataGen:Variant.Babar.19688
AhnLab-V3Worm/Win32.AutoRun.R37610
Acronissuspicious
McAfeeW32/Autorun.worm.ht
MAXmalware (ai score=84)
VBA32Hoax.Blocker
MalwarebytesTrojan.Injector
PandaGeneric Malware
TrendMicro-HouseCallMal_OtorunN
RisingTrojan.Fakefolder!1.65B9 (RDMK:cmRtazqz4ow8yn1T75Y4/OWLkrw0)
IkarusVirus.Win32.Virut
MaxSecureWin.MxResIcn.Heur.Gen
FortinetW32/Autorun.CXP!tr
AVGWin32:Downloader-LNT [Trj]

How to remove Backdoor:Win32/Bifrose.IQ?

Backdoor:Win32/Bifrose.IQ 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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