Malware

How to remove “Win32:Bifrose-ESY [Trj]”?

Malware Removal

The Win32:Bifrose-ESY [Trj] 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-ESY [Trj] virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Behavioural detection: Injection (Process Hollowing)
  • Behavioural detection: Injection (inter-process)

How to determine Win32:Bifrose-ESY [Trj]?



File Info:

name: 73AC81596715D1BD2319.mlw
path: /opt/CAPEv2/storage/binaries/f2d2eeba711ae6c7dcb724ee5b020bd8c79976887bb5901160431773cb457a37
crc32: 2CFDC91F
md5: 73ac81596715d1bd2319d6aaced81549
sha1: b8705f369718ea726c0a71a9155096ba2d35c271
sha256: f2d2eeba711ae6c7dcb724ee5b020bd8c79976887bb5901160431773cb457a37
sha512: ce625f27780c3318c421d7186df49145a97f7ccfea480b740cc9e943d9ba3f54c8735a57554e5d0a6d12c669b4e7a6cdd924850512d767c3c110f1756c708d36
ssdeep: 3072:5A1/OeQ/yRp92GJy5TRpK7bDNvuESRhg7FZKrC3Qej6h93qZ56YtBrKk:6ZtGg7w73qZ56Y3
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T18C841F365AB82627D0A0C6B5CEF6D027F514F83F39026D22F98757184A53D43A6CB23E
sha3_384: fecaa4463dd3528febb5c94a7a0f1baff8c494b61e898facf3babea7997d1e5604241cfbdaa109a61eea06813da1908f
ep_bytes: 68b8154000e8eeffffff000000000000
timestamp: 2012-04-04 15:00:28


Version Info:

Translation: 0x0409 0x04b0
Comments: IKTeYBRk
CompanyName: NjHNJUZ
FileDescription: ShOgRVvkhbt
LegalCopyright: lcqAjjVIk
ProductName: ccrvyqOeQGorL
FileVersion: 1.00
ProductVersion: 1.00
InternalName: Project1
OriginalFilename: Project1.exe

Win32:Bifrose-ESY [Trj] also known as:

BkavW32.AIDetectMalware
LionicWorm.Win32.WBNA.o!c
Elasticmalicious (high confidence)
MicroWorld-eScanGen:Heur.ManBat.1
ClamAVWin.Worm.Vobfus-10015373-0
FireEyeGeneric.mg.73ac81596715d1bd
SkyhighBehavesLike.Win32.Generic.ft
McAfeeGeneric VB.fl
MalwarebytesGeneric.Malware/Suspicious
SangforSuspicious.Win32.Save.vb
AlibabaWorm:Win32/Injector.ddcad2c8
CrowdStrikewin/malicious_confidence_100% (W)
BitDefenderThetaAI:Packer.6EC9D1C120
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Injector.MGK
APEXMalicious
CynetMalicious (score: 100)
KasperskyWorm.Win32.WBNA.ipa
BitDefenderGen:Heur.ManBat.1
NANO-AntivirusTrojan.Win32.WBNA.ebyqrx
AvastWin32:Bifrose-ESY [Trj]
TencentWin32.Worm.Wbna.Kcnw
EmsisoftGen:Heur.ManBat.1 (B)
F-SecureTrojan.TR/Dropper.Gen
DrWebTrojan.Click2.19639
VIPREGen:Heur.ManBat.1
Trapminemalicious.high.ml.score
SophosMal/Generic-G
IkarusTrojan-Spy.VB.Agent
JiangminWorm.WBNA.advd
WebrootW32.Dynamer.Gen
VaristW32/Bifrost.Y.gen!Eldorado
AviraTR/Dropper.Gen
Antiy-AVLWorm/Win32.WBNA.gen
Kingsoftmalware.kb.a.1000
MicrosoftTrojan:Win32/Toga!rfn
XcitiumTrojWare.Win32.VB.GE@4pqh5b
ArcabitTrojan.ManBat.1
ZoneAlarmWorm.Win32.WBNA.ipa
GDataGen:Heur.ManBat.1
GoogleDetected
MAXmalware (ai score=83)
VBA32Malware-Cryptor.VB.gen.7
Cylanceunsafe
PandaTrj/CI.A
RisingWorm.WBNA!8.321 (CLOUD)
YandexTrojan.VBInject.Gen.8
SentinelOneStatic AI – Malicious PE
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/Refroso.AGEA!tr
AVGWin32:Bifrose-ESY [Trj]
DeepInstinctMALICIOUS

How to remove Win32:Bifrose-ESY [Trj]?

Win32:Bifrose-ESY [Trj] 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.

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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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