- Distribution Method : Remote access through Remote Desktop Protocol(RDP) or Terminal Services
- MD5 : 9ce155d011fe89b8f1a2b41399c753b9
- Encrypted File Pattern : <Random Filename>.[notos@tuta.io]
- Malicious File Creation Location :
- C:\Users\%UserName%\AppData\Roaming\osk.exe
- C:\Users\%UserName%\return files.txt
- Payment Instruction File : return files.txt
- Major Characteristics :
- Offline Encryption
- Amnesia / Scarabey Ransomware series
- Disable and Blocks Registry Editor (regedit.exe)
- Block processes execution (agntsvc.exeagntsvc.exe, ccleaner64.exe, firefoxconfig.exe, msftesql.exe, mydesktopservice.exe, thebat64.exe etc.)
- Disable system restore (wbadmin DELETE SYSTEMSTATEBACKUP -keepVersions:0, wmic SHADOWCOPY DELETE, vssadmin Delete Shadows /All /Quiet, bcdedit /set {default} recoveryenabled No, bcdedit /set {default} bootstatuspolicy ignoreallfailures)
- Checks following folder name for encryption: Adobe, Archive, Backup, Firebird, Microsoft, Microsoft SQL Server, Microsoft SQL Server Compact Edition, MSSQL.1, Oracle, Reserv, Restore.
List