- Distribution Method : Unknown
- MD5 : a85e6b19a2973cafdfe1616527359975
- Major Detection Name : Trojan.Ransom.Serpent (ALYac), Ransom.Serpent (Malwarebytes)
- Encrypted File Pattern : .serp
- Malicious File Creation Location :
- C:\Users\%UserName%\AppData\Local\Temp\RarSFX0\Txoeoaon.exe
- C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Txoeoaon.lnk
- C:\Users\%UserName%\AppData\Roaming\spfc\Txoeoaon.exe
- Payment Instrucition File : README_TO_RESTORE_FILES<3 Digit Random>.html / README_TO_RESTORE_FILES<3 Digit Random>.txt
- Major Characteristics :
- HadesLocker / WildFire Locker Ransomware series
- File encryption using "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
- Block processes execution (msftesql.exe, oracle.exe, sqlagent.exe, sqlbrowser.exe, sqlservr.exe, sqlwriter.exe etc.)
- Disable system restore (WMIC.exe shadowcopy delete /nointeractive)
- Interrupt file recovery using "C:\Windows\System32\cipher.exe" /W:<Drive Letter>
List