Categories: Ransom

What is “Ransom.BTCWare.21 (B)”?

The Ransom.BTCWare.21 (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 Ransom.BTCWare.21 (B) virus can do?

  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Network activity detected but not expressed in API logs

How to determine Ransom.BTCWare.21 (B)?


File Info:

crc32: CC3433B1md5: 4d51d09cc6d51d76fd686260aec9796aname: 4D51D09CC6D51D76FD686260AEC9796A.mlwsha1: 2f5793e39977819ebc09a4a2de8d3237916c862fsha256: d2dcfc33d0aba5e55e9d8f1cc6685adfb45c12d261a7f47312197d32ba9aa5a6sha512: b1d71cd66615d5edd48339afaefd19a71208bb8dce1c01af77e2bfe989d4012b7f1e4e85164cef9d9574f2038eb8479457d3907d19a9e16b8afafdf3b1731868ssdeep: 3072:zrERpQ/3AAPCAQZ0zOwBg2o6vbHdOOSKbx//7JhQX+S0VTr:kRpFAP4ZSa2J1BDcEhtype: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Ransom.BTCWare.21 (B) also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Spyware ( 005048af1 )
Cynet Malicious (score: 100)
CAT-QuickHeal Trojan.MauvaiseRI.S5246289
ALYac Gen:Variant.Ransom.BTCWare.21
Cylance Unsafe
Zillya Trojan.Generic.Win32.483
K7GW Spyware ( 005048af1 )
Cybereason malicious.cc6d51
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/TrojanClicker.Agent.NYY
APEX Malicious
Avast Win32:Malware-gen
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Ransom.BTCWare.21
NANO-Antivirus Trojan.Win32.Razy.ekhkwj
MicroWorld-eScan Gen:Variant.Ransom.BTCWare.21
Tencent Win32.Trojan.Razy.Pept
Ad-Aware Gen:Variant.Ransom.BTCWare.21
Sophos Mal/Emogen-P
BitDefenderTheta Gen:NN.ZexaF.34170.hmGfaGBh0wni
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Dropper.cc
FireEye Generic.mg.4d51d09cc6d51d76
Emsisoft Gen:Variant.Ransom.BTCWare.21 (B)
SentinelOne Static AI – Malicious PE
Webroot W32.Adware.Installcore
Avira TR/Razy.nfgdt
eGambit Unsafe.AI_Score_99%
Antiy-AVL Trojan/Generic.ASMalwS.1E03EA6
Microsoft Trojan:Win32/Dynamer!ac
GData Gen:Variant.Ransom.BTCWare.21
AhnLab-V3 Malware/Win32.Generic.C1719942
McAfee Artemis!4D51D09CC6D5
MAX malware (ai score=82)
Panda Trj/CI.A
Yandex Trojan.GenAsa!Q6H3YgMvHi0
Ikarus Trojan.SuspectCRC
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Emogen.NYY!tr
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Ransom.BTCWare.21 (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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