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Check out our video library AppCheck defending against newest ransomware, automatic recovery and real-time backup.
- Distribution Method : Remote access through Remote Desktop Protocol(RDP) or Terminal Services
- MD5 : 02938e872d5856ac587af87bcf25a03f
- Major Detection Name : Trojan-Ransom.Win32.Blocker.masy (Kaspersky), Ransom.Win32.PHOBOS.AI (Trend Micro)
- Encrypted File Pattern : .id[<Random>-1113].[datadecrypt@qq.com].actin
- 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 Ransomware series
- Turns off Windows Firewall (netsh advfirewall set currentprofile state off, netsh firewall set opmode mode=disable)
- Block processes execution (msftesql.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)