- Distribution Method : Remote access through Remote Desktop Protocol(RDP) or Terminal Services
- MD5 : cbb56eb6d895b19c2d88b70765dfae33
- Major Detection Name : Trojan/Win32.Ransom.C2840279 (AhnLab V3), a variant of MSIL/GenKryptik.CTIE (ESET)
- Encrypted File Pattern : .id-<Random>.[Admin@decryption.biz].bkpx
- 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
- File encryption using system file "C:\Windows\SysWOW64\msiexec.exe"
- 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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