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TFlower Ransomware (<Original Filename>.<Original Extension>)

  • Distribution Method : Remote access through Remote Desktop Protocol(RDP) or Terminal Services
 
  • MD5 : 53c923d4e39b966ab951f9a3b9d090be
 
  • Major Detection Name : Ransom.TFlower (Malwarebytes), Ransom-Delshad (McAfee)
 
  • Encrypted File Pattern : <Original Filename>.<Original Extension>
 
  • Payment Instruction File : !_Notice_!.txt
 
  • Major Characteristics :
     - Offline Encryption
     - Disable system restore (vssadmin.exe delete shadows /all /quiet, bcdedit.exe /set {default} recoveryenabled no, bcdedit.exe /set {default} bootstatuspolicy ignoreallfailures, bcdedit.exe /set {current} recoveryenabled no, bcdedit.exe /set {current} bootstatuspolicy ignoreallfailures)

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