- Distribution Method : Remote access through Remote Desktop Protocol(RDP) or Terminal Services
- MD5 : 95570b5156776c970510454a651729cd
- Major Detection Name : Ransom.Phobos (Malwarebytes), Ransom:Win32/Phobos.PC!MTB (Microsoft)
- Encrypted File Pattern : .id[<Random>-3126].[magicbox@outlookpro.net].eking
- Malicious File Creation Location :
- C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\<Random>.exe
- C:\Users\%UserName%\AppData\Local\<Random>.exe
- C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\<Random>.exe
- C:\Users\%UserName%\Desktop\info.hta
- C:\Users\%UserName%\Desktop\info.txt
- C:\Users\Public\Desktop\info.hta
- C:\Users\Public\Desktop\info.txt
- <Drive Letter>:\info.hta
- <Drive Letter>:\info.txt
- Payment Instruction File : info.hta / info.txt
- Major Characteristics :
- Offline Encryption
- CrySis / Troldesh Ransomware series
- Turns off Windows Firewall (netsh advfirewall set currentprofile state off, netsh firewall set opmode mode=disable)
- Block processes execution (isqlplussvc.exe, oracle.exe, sqlagent.exe, sqlbrowser.exe, sqlservr.exe, sqlwriter.exe etc.)
- Disable system restore (vssadmin delete shadows /all /quiet, wmic shadowcopy delete, bcdedit /set {default} bootstatuspolicy ignoreallfailures, bcdedit /set {default} recoveryenabled no, wbadmin delete catalog -quiet)
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