Categories: Malware

Win32/Bifrose.NKU removal guide

The Win32/Bifrose.NKU 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 Win32/Bifrose.NKU virus can do?

Behavioural detection: Executable code extraction – unpacking
At least one process apparently crashed during execution
Dynamic (imported) function loading detected
Authenticode signature is invalid
Anomalous binary characteristics

How to determine Win32/Bifrose.NKU?


File Info:
name: 43FF75DF943495316040.mlwpath: /opt/CAPEv2/storage/binaries/00c7c93f51b34c175b9cd1c6c5ad3e135e898afe1a2de87c1a394ed4450da1d9crc32: 607FCB1Cmd5: 43ff75df94349531604058afe44da14csha1: 5a6d768699d3bc058e0e66fb1cbdb25e186d319asha256: 00c7c93f51b34c175b9cd1c6c5ad3e135e898afe1a2de87c1a394ed4450da1d9sha512: 290c40bac506e1971788f430675b6fd0fda5154462008d08250f0d244254e2ee03cbeaaf42374dfdcf0211182d5bb4edb8ed1d2ed51f007bbe7b3c4e30a080f5ssdeep: 1536:/ZDNDYrc9o0xwwlM12DBii3KRWrKIN00ACySXxuqEed0J88xQXmope3mye4vB/mg:RKcszg4gNV0ShQADQQxJS17UnmCg5vtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T131745F3E18B91237C1B4DAB6CBE68837F414E46B31126E36A4D78799870794379CB13Esha3_384: 8ba9d0c706c0878d74084889331b6098d27634f3e0b18beffc6d85549c031ede7199b7fc3a6a09bb85154805c7888344ep_bytes: 689c154000e8eeffffff000000000000timestamp: 2011-10-17 01:47:09
Version Info:
Translation: 0x0409 0x04b0Comments: IJTdYBQkCompanyName: MjHNJUYFileDescription: ShNgRVvjhbtLegalCopyright: lcqAjjVIjProductName: cbrvypOeQGorLFileVersion: 554.66.0056ProductVersion: 554.66.0056InternalName: Project1OriginalFilename: Project1.pif

Win32/Bifrose.NKU also known as:

Bkav	W32.AIDetect.malware2
MicroWorld-eScan	Gen:Heur.VB.Krypt.13
ALYac	Gen:Heur.VB.Krypt.13
Cylance	Unsafe
Sangfor	[MICROSOFT VISUAL BASIC 5.0]
Alibaba	Worm:Win32/Bifrose.63eb9a50
Cybereason	malicious.f94349
Symantec	Trojan.Gen
Elastic	malicious (high confidence)
ESET-NOD32	a variant of Win32/Bifrose.NKU
APEX	Malicious
ClamAV	Win.Dropper.Poison-6823320-0
Kaspersky	Worm.Win32.WBNA.ipa
BitDefender	Gen:Heur.VB.Krypt.13
NANO-Antivirus	Trojan.Win32.VB.ursfc
Avast	Win32:Bifrose-EZJ [Trj]
Tencent	Win32.Trojan-dropper.Injector.Peqh
Ad-Aware	Gen:Heur.VB.Krypt.13
Sophos	ML/PE-A + Mal/VBCheMan-A
Comodo	TrojWare.Win32.VB.GE@4pqh5b
McAfee-GW-Edition	BehavesLike.Win32.Trojan.fz
FireEye	Generic.mg.43ff75df94349531
Emsisoft	Gen:Heur.VB.Krypt.13 (B)
SentinelOne	Static AI – Malicious PE
GData	Gen:Heur.VB.Krypt.13
Webroot	W32.Malware.Gen
Avira	TR/Dropper.Gen
MAX	malware (ai score=98)
Antiy-AVL	Trojan/Generic.ASBOL.5
Kingsoft	Win32.Troj.Generic.(kcloud)
Arcabit	Trojan.VB.Krypt.13
ZoneAlarm	Worm.Win32.WBNA.ipa
Microsoft	Trojan:Win32/Wacatac.B!ml
Cynet	Malicious (score: 100)
McAfee	Generic VB.fl
VBA32	Malware-Cryptor.VB.gen.7
Rising	Dropper.Injector!8.DC (CLOUD)
Ikarus	Trojan.Win32.Scar
Fortinet	W32/Bifrose.NKY!tr
BitDefenderTheta	AI:Packer.DA7179D320
AVG	Win32:Bifrose-EZJ [Trj]
Panda	Generic Malware
CrowdStrike	win/malicious_confidence_100% (W)