Categories: Backdoor

Backdoor:Win32/Wkysol.E malicious file

The Backdoor:Win32/Wkysol.E 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 Backdoor:Win32/Wkysol.E virus can do?

  • Executable code extraction
  • Creates RWX memory
  • Expresses interest in specific running processes
  • Drops a binary and executes it
  • Uses Windows utilities for basic functionality
  • Installs itself for autorun at Windows startup
  • Creates a copy of itself
  • Anomalous binary characteristics
  • Uses suspicious command line tools or Windows utilities

How to determine Backdoor:Win32/Wkysol.E?


File Info:

crc32: 686D2BF2md5: da2a07575bd4606f6afe8e6246a54b33name: DA2A07575BD4606F6AFE8E6246A54B33.mlwsha1: fca9dc5e132daa98646357363e5ca1637a6f653fsha256: 7bde9ac557e4e3b61f8364a4f91a01efb523a4420ff498445b9a92932a7607a3sha512: 6bd3ef7c0f570558c8332664c686e2dec89870f4d6ee84d12cb9d7a8e7d09ccd47281216bc6be263e5c00f9cecd743b5dd9aab5ec56bfc6cc9b178481d6da963ssdeep: 1536:IC8ySPZQUSJqtje/G9L7pYlSSLDqypKw5hELRiltpUzCKb3whVA:n8ySOUEqk/K7p8SiqQKw5vtpUmKEVAtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2002InternalName: FileFileVersion: 1, 0, 0, 1CompanyName: LegalTrademarks: ProductName: File ApplicationProductVersion: 1, 0, 0, 1FileDescription: File MFC ApplicationOriginalFilename: File.EXETranslation: 0x0409 0x04b0

Backdoor:Win32/Wkysol.E also known as:

K7AntiVirus Riskware ( 0040eff71 )
Elastic malicious (high confidence)
DrWeb Trojan.Inject.59951
Cynet Malicious (score: 100)
ALYac Gen:Variant.Buzy.4277
Cylance Unsafe
Zillya Backdoor.PcClient.Win32.19926
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/Blocker.8f6d67e0
K7GW Riskware ( 0040eff71 )
Cybereason malicious.75bd46
ESET-NOD32 a variant of Win32/TrojanDropper.Binder.NBM
APEX Malicious
Avast Win32:Trojan-gen
ClamAV Win.Trojan.Sykipot-29
Kaspersky Trojan-Ransom.Win32.Blocker.jero
BitDefender Gen:Variant.Buzy.4277
NANO-Antivirus Trojan.Win32.PcClient.dzdbhg
ViRobot Backdoor.Win32.A.PcClient.116837
MicroWorld-eScan Gen:Variant.Buzy.4277
Tencent Win32.Trojan-dropper.Demp.Wqwo
Ad-Aware Gen:Variant.Buzy.4277
Sophos ML/PE-A + Mal/Behav-103
Comodo Application.Win32.BlkIC.IMG@1qp8gx
BitDefenderTheta Gen:NN.ZexaF.34608.hq3@aaUJivji
VIPRE Trojan.Win32.Generic.pak!cobra
TrendMicro BKDR_SKYIPOT.SM
McAfee-GW-Edition BackDoor-FDE.c
FireEye Generic.mg.da2a07575bd4606f
Emsisoft Gen:Variant.Buzy.4277 (B)
SentinelOne Static AI – Malicious PE
Webroot W32.Backdoor.Gen
Avira TR/Dropper.Gen
eGambit Unsafe.AI_Score_99%
Microsoft Backdoor:Win32/Wkysol.E
Arcabit Trojan.Buzy.D10B5
AegisLab Trojan.Win32.PcClient.m!c
GData Gen:Variant.Buzy.4277
AhnLab-V3 Trojan/Win32.PcClient.R3923
McAfee BackDoor-FDE.c
MAX malware (ai score=99)
VBA32 Backdoor.PcClient
Panda Generic Suspicious
TrendMicro-HouseCall BKDR_SKYIPOT.SM
Rising Ransom.Blocker!8.12A (RDMK:cmRtazpPC3ZLXi1laKGFIzn8p0hr)
Yandex Trojan.GenAsa!mt5jFtnJjDw
Ikarus Backdoor.Win32.PcClient
Fortinet W32/BackDoor.DX3!tr
AVG Win32:Trojan-gen
Paloalto generic.ml
Qihoo-360 HEUR/Malware.QVM07.Gen

How to remove Backdoor:Win32/Wkysol.E?

  • 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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