Categories: Malware

Doina.42181 (B) malicious file

The Doina.42181 (B) 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 Doina.42181 (B) virus can do?

  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Authenticode signature is invalid
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • CAPE detected the Alfonoso malware family
  • Attempts to access Bitcoin/ALTCoin wallets
  • Harvests cookies for information gathering
  • Harvests credentials from local FTP client softwares
  • Collects information to fingerprint the system

How to determine Doina.42181 (B)?


File Info:

name: B76641A2B689B9397160.mlwpath: /opt/CAPEv2/storage/binaries/8775c863d93ab63feea8285f06a14fc1d1c1ca4dc2ba96f052a2429c72072338crc32: 990C1D44md5: b76641a2b689b93971608980df501e44sha1: 6aa4ff84fcf82ac95e3e3f14b007a0e314910e60sha256: 8775c863d93ab63feea8285f06a14fc1d1c1ca4dc2ba96f052a2429c72072338sha512: 5c3e2b4e7fa2d33c9354c939781a313a601202e41d3aa6ebead7441d763689bd1d674779024788857d3fba3a3a6d527f24bf54e870b928a718e2a0662475d313ssdeep: 12288:yhN63f/6R4QmKEq5Uf7wtCXyWzuEO2d7ao1o3TaRat4jWvogp:yWv24QmKEUUTwtCXyCbO/3TaYEgptype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T119D4CF23F2829076E5332031166C9B72587EB6320A2655BBF3C41D1E5EF02E2DB65F67sha3_384: c69d1c37eb1ae2b2636e46916df2254463cbab319df74b4134dbefb076477abc0f05ce697a04a12ecfba532afcc7be6fep_bytes: e87b040000e974feffff558bec81ec24timestamp: 2022-10-23 23:01:04

Version Info:

0: [No Data]

Doina.42181 (B) also known as:

Bkav W32.AIDetect.malware2
Cynet Malicious (score: 100)
McAfee GenericRXUA-BZ!B76641A2B689
Cylance Unsafe
VIPRE Gen:Variant.Doina.42181
Sangfor Trojan.Win32.Save.a
K7AntiVirus Password-Stealer ( 005723d21 )
BitDefender Gen:Variant.Doina.42181
K7GW Password-Stealer ( 005723d21 )
Cybereason malicious.4fcf82
Cyren W32/Agent.DJJ.gen!Eldorado
Symantec ML.Attribute.HighConfidence
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win32/PSW.Agent.OKX
APEX Malicious
ClamAV Win.Malware.Zusy-9812688-0
Kaspersky HEUR:Trojan-PSW.Win32.Shurk.gen
NANO-Antivirus Trojan.Win32.Shurk.jtetoq
MicroWorld-eScan Gen:Variant.Doina.42181
Tencent Malware.Win32.Gencirc.1161583a
Ad-Aware Gen:Variant.Doina.42181
Emsisoft Gen:Variant.Doina.42181 (B)
Zillya Trojan.Agent.Win32.3115985
McAfee-GW-Edition BehavesLike.Win32.Generic.jh
Trapmine suspicious.low.ml.score
FireEye Generic.mg.b76641a2b689b939
Sophos ML/PE-A
SentinelOne Static AI – Suspicious PE
GData Gen:Variant.Doina.42181
Avira TR/AD.PredatorThief.muash
MAX malware (ai score=83)
Antiy-AVL Trojan[PSW]/Win32.Agent
Arcabit Trojan.Doina.DA4C5
ZoneAlarm HEUR:Trojan-PSW.Win32.Shurk.gen
Microsoft Trojan:Win32/Cryware.B
Google Detected
AhnLab-V3 Malware/Win.Phoenix.R532658
Acronis suspicious
VBA32 BScope.Trojan.Wacatac
ALYac Gen:Variant.Doina.42181
Malwarebytes Generic.Spyware.Stealer.DDS
Panda Trj/Genetic.gen
Rising Stealer.Agent!8.C2 (TFE:5:kLJFAtEHD8I)
Yandex Trojan.PWS.Agent!+p9pJyiaW4A
Ikarus Trojan-PSW.Agent
MaxSecure Trojan.Malware.147198105.susgen
Fortinet W32/Agent.OKX!tr
BitDefenderTheta Gen:NN.ZexaF.34796.NuW@a0z88Yoi
AVG Win32:DullStorm-B [Pws]
Avast Win32:DullStorm-B [Pws]
CrowdStrike win/malicious_confidence_100% (D)

How to remove Doina.42181 (B)?

  • 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.
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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