- Distribution Method : Remote access through Remote Desktop Protocol(RDP) or Terminal Services
- MD5 : 1a70d6fc32fa6d2e5ec3e0ba7a7ff88e
- Major Detection Name : Trojan.Ransom.Crysis (ALYac), a variant of Win32/Kryptik.GIGF (ESET)
- Encrypted File Pattern : .id-<Random>.[silverbtc@rape.lol].bip
- 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-nt.exe, mysqld.exe, outlook.exe, postgres.exe, sqlservr.exe etc.)
- Disable system restore (vssadmin delete shadows /all /quiet)
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