- Distribution Method : Remote access through Remote Desktop Protocol(RDP) or Terminal Services
- MD5 : 9fefd06a1fe27be9f934865761c00fa7
- Encrypted File Pattern : .[ID-<Random>].[zazazaka@tuta.io].HELPME
- Malicious File Creation Location :
- C:\Users\%UserName%\AppData\Local\Temp\decrypt_info.txt
- C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\reload1.lnk
- Payment Instruction File : decrypt_info.txt
- Major Characteristics :
- Offline Encryption
- Prometheus Ransomware series
- Allow Windows firewall rules ("netsh" advfirewall firewall set rule group=\"File and Printer Sharing\" new enable=Yes, "netsh" advfirewall firewall set rule group=\"Network Discovery\" new enable=Yes)
- Disable Raccine ransomware protection ("taskkill" /F /IM RaccineSettings.exe, "reg" delete "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Raccine Tray" /F, "reg" delete HKCU\Software\Raccine /F, "schtasks" /DELETE /TN "Raccine Rules Updater" /F)
- Block processes execution (mydesktopqos.exe, outlook.exe, sqlagent.exe, steam.exe, thebat64.exe, xfssvccon.exe etc.)
- Stop multi services (MSExchangeMGMT, POP3Svc, ReportServer$SQL_2008, SMTPSvc, SstpSvc, UI0Detect etc.)
- Disable multi services (sc.exe config FDResPub start= auto, sc.exe config SQLTELEMETRY start= disabled, sc.exe config SQLTELEMETRY$ECWDB2 start= disabled, sc.exe config SQLWriter start= disabled, sc.exe config SSDPSRV start= auto, sc.exe config upnphost start= auto 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)
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