- Distribution Method : Remote access through Remote Desktop Protocol(RDP) or Terminal Services
- MD5 : b36a90206b7da56e2823a3c22501739d
- Major Detection Name : Ransom.Crysis.Generic (Malwarebytes), Ransom_CRYSIS.Q (Trend Micro)
- Encrypted File Pattern : .id-<Random>.[black.mirror@qq.com].java
- Malicious File Creation Location :
- C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\<Random>.exe
- C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta
- C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\<Random>.exe
- C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta
- C:\Users\%UserName%\AppData\Roaming\<Random>.exe
- C:\Users\%UserName%\AppData\Roaming\Info.hta
- C:\Windows\System32\<Random>.exe
- C:\Windows\System32\Info.hta
- Payment Instruction File : FILES ENCRYPTED.txt / Info.hta
- Major Characteristics :
- Offline Encryption
- Dharma Ransomware series
- Block processes execution (mysqld.exe, mysqld-nt.exe, outlook.exe, postgres.exe, sqlservr.exe etc.)
- Stop multi services (mssqlserver, sqlserveradhelper, sqlwriter etc.)
- Disable system restore (vssadmin delete shadows /all /quiet)
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