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Hidden-Tear Ransomware (.sorry)

  • Distribution Method : Unknown
 
  • MD5 : 1489f140fa72592951b602ed4c246807
 
  • Major Detection Name : Ransom:MSIL/Shezkrypt.A (Microsoft), Ransom_IMPS.THCBGAH (Trend Micro)
 
  • Encrypted File Pattern : .sorry
 
  • Malicious File Creation Location : C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\How Recovery Files.txt
 
  • Payment Instruction File : How Recovery Files.txt
 
  • Major Characteristics :
     - Offline Encryption
     - Hidden-Tear open source based ransomware
     - Disable system restore (vssadmin delete shadows /all /quiet)

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