Categories: Ransom

Should I remove “Ransom.Ryuk.21”?

The Ransom.Ryuk.21 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 Ransom.Ryuk.21 virus can do?

  • A process created a hidden window
  • Uses Windows utilities for basic functionality
  • A process attempted to delay the analysis task by a long amount of time.
  • Uses suspicious command line tools or Windows utilities

How to determine Ransom.Ryuk.21?


File Info:

crc32: 0459AC25md5: 61f3e072c19f758359d18d5e8f757630name: 61F3E072C19F758359D18D5E8F757630.mlwsha1: 40665226308f95a4e297ccd1bc63e2b6e1337d6bsha256: 8ce02ae8466375b1e5ee47e6b8c4e0b5f3dbb1b0493ba7012b3662b00cbfb736sha512: 2302205f21afe80a4fd2027acb5faebf18ca6b5cc0f59581e6664877ca886ef4b0d3112aeefa6f76c7876c4db9536dd57a221ba80376b4b201e7729a5d639d6cssdeep: 1536:QL3ZFimwRbpMVNgIULCqgmzG/ra/MRlyEUjFXf9btfmkEWQ6tfsWicd7yPgMNQl:QL6pMXQQoGYMRlyJpfBM6PtlGPg4Qtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Ransom.Ryuk.21 also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0053b8241 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.10700
Cynet Malicious (score: 100)
ALYac Trojan.Ransom.Ryuk
Cylance Unsafe
Zillya Trojan.AntiAV.Win32.10243
Sangfor Win.Ransomware.Ryuk-6688842-0
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/Jabaxsta.c0a48c91
K7GW Trojan ( 0053b8241 )
Cybereason malicious.2c19f7
Cyren W32/Trojan.QAIJ-1716
Symantec Trojan.Cridex
ESET-NOD32 a variant of Win32/Filecoder.Ryuk.M
APEX Malicious
Avast Win32:RansomX-gen [Ransom]
ClamAV Win.Ransomware.Ryuk-6688842-0
Kaspersky UDS:Trojan.Win32.AntiAV
BitDefender Gen:Variant.Ransom.Ryuk.21
NANO-Antivirus Trojan.Win32.AntiAV.fhcvzn
MicroWorld-eScan Gen:Variant.Ransom.Ryuk.21
Ad-Aware Gen:Variant.Ransom.Ryuk.21
Sophos Mal/Generic-R + Troj/Ransom-FAF
Comodo Malware@#1vrlnb5eclo9c
BitDefenderTheta Gen:NN.ZexaF.34670.iqW@aurVGPj
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom.Win32.RYUK.SM
McAfee-GW-Edition BehavesLike.Win32.Generic.ch
FireEye Generic.mg.61f3e072c19f7583
Emsisoft Gen:Variant.Ransom.Ryuk.21 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan.AntiAV.ccr
Webroot W32.Malware.Gen
Avira HEUR/AGEN.1141175
eGambit Unsafe.AI_Score_98%
Microsoft Ransom:Win32/Jabaxsta.A
AegisLab Trojan.Win32.AntiAV.4!c
GData Gen:Variant.Ransom.Ryuk.21
AhnLab-V3 Trojan/Win32.Ryukran.R234918
McAfee Ransom-Ryuk!61F3E072C19F
MAX malware (ai score=100)
VBA32 BScope.Trojan.AntiAV
Malwarebytes Malware.AI.218522461
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom.Win32.RYUK.SM
Tencent Win32.Trojan.Filecoder.Wptj
Yandex Trojan.GenAsa!Lo5zjuSQo1Y
Ikarus Trojan-Ransom.Ryuk
MaxSecure Trojan.Malware.121218.susgen
Fortinet W32/Ryuk.B!tr.ransom
AVG Win32:RansomX-gen [Ransom]
Paloalto generic.ml
Qihoo-360 Win32/Trojan.AntiAV.HwoCEpsA

How to remove Ransom.Ryuk.21?

  • 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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Paul Valéry

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