- Distribution Method : Unknown
- MD5 : 8edfa3b1705fa1d4c006dd0bde248bdb
- Major Detection Name : A variant of MSIL/Filecoder.Thanos.A (ESET), Ransom-Thanos!8EDFA3B1705F (McAfee)
- Encrypted File Pattern : .fsvlf4
- Malicious File Creation Location :
- C:\Users\%UserName%\AppData\Local\Temp\RESTORE_FILES_INFO.txt
- C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\mystartup.lnk
- C:\Users\%UserName%\Desktop\RESTORE_FILES_INFO.txt
- Payment Instruction File : RESTORE_FILES_INFO.txt
- Major Characteristics :
- Offline Encryption
- Disable Windows Defender ("powershell" Get-MpPreference -verbose)
- Allow Windows firewall rules (File and Printer Sharing, Network Discovery)
- Block processes execution (agntsvc.exe, excel.exe, firefoxconfig.exe, mspub.exe, mysqld.exe, sqbcoreservice.exe etc.)
- Stop multi services (CAARCUpdateSvc, MSExchangeSRS, MSSQL$SHAREPOINT, SQLAgent$CXDB, SQLTELEMETRY$ECWDB2, VeeamCloudSvc etc.)
- Disable multi services (SQLTELEMETRY, SQLTELEMETRY$ECWDB2, SQLWriter, SstpSvc etc.)
- Disable system restore (powershell.exe & Get-WmiObject Win32_Shadowcopy | ForEach-Object { $_Delete(); })
- Empty the trash ("cmd.exe" /c rd /s /q <Drive Letter>\\$Recycle.bin)
List