Videos

Check out our video library AppCheck defending against newest ransomware, automatic recovery and real-time backup.

SAD Ransomware (.<Random Extension>)

  • Distribution Method : Unknown
 
  • MD5 : f4c2f65b5b89d4f4e74099571b40c0d5
 
  • Major Detection Name : Trojan-Ransom.MSIL.Agent.gnx (Kaspersky), Ransom_SAD.A (Trend Micro)
 
  • Encrypted File Pattern : .<Random Extension>
 
  • Malicious File Creation Location :
     - C:\Users\%UserName%\AppData\Local\Temp\<Random>t.exe
     - <Drive Letter>:\Picture.exe
 
  • Payment Instrucition File : _HELPME_DECRYPT_.hta / _HELPME_DECRYPT_.html / _HELPME_DECRYPT_.txt
 
  • Major Characteristics :
     - Offline Encryption
     - Duplicate ransomware executables in root path of each drive to induce its execution.
     - Changes desktop background (C:\Users\%UserName%\Desktop\_HELPME_DECRYPT_.png)

List

위로