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ThunderX Ransomware (.tx_locked)

  • Distribution Method : Unknown
  • MD5 : 897fa75679d26557788400dfdad35cec
  • Major Detection Name : A variant of Win32/Filecoder.RanzyLocker.A (ESET), Ransom.ThunderX (Malwarebytes)
  • Encrypted File Pattern : .tx_locked
  • Payment Instruction File : readme.txt
  • Major Characteristics :
     - Offline Encryption
     - Ako / Ranzy Ransomware series
     - Block processes execution (encsvc.exe, ocssd.exe, onenote.exe, sqlwriter.exe, thebat.exe, winword.exe etc.)
     - Disable system restore (wmic.exe SHADOWCOPY /nointeractive, vssadmin.exe Delete Shadows /All /Quiet)