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

  • Distribution Method : Remote access through Remote Desktop Protocol(RDP) or Terminal Services
 
  • MD5 : 36890195b43fe2b4601dd04a398b38f2
 
  • Major Detection Name : W32/Phobos.A!tr.ransom (Fortinet), Trojan.Ransom.Phobos.C (GData)
 
  • Encrypted File Pattern : .id[<Random>-0001].[recoveryadmin@cock.li].phobos
 
  • Malicious File Creation Location :
     - C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\ph_exec.exe
     - C:\Users\%UserName%\AppData\Local\ph_exec.exe
     - C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ph_exec.exe
     - C:\Users\%UserName%\Desktop\info.hta
     - C:\Users\%UserName%\Desktop\info.txt
     - C:\Users\Public\Desktop\info.hta
     - C:\Users\Public\Desktop\info.txt
     - <Drive Letter>:\info.hta
     - <Drive Letter>:\info.txt
 
  • Payment Instruction File : info.hta / info.txt
 
  • Major Characteristics :
     - Offline Encryption
     - CrySis Ransomware series
     - Turns off Windows Firewall (netsh advfirewall set currentprofile state off, netsh firewall set opmode mode=disable)
     - Disable system restore (vssadmin delete shadows /all /quiet, wmic shadowcopy delete, bcdedit /set {default} bootstatuspolicy ignoreallfailures, bcdedit /set {default} recoveryenabled no)

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