- Distribution Method : Automatic infection using exploit by visiting website
- MD5 : 4a2fb0a0d4f420305ae8092c82835822
- Major Detection Name : Trojan.Ransom.Matrix (ALYac), Trojan-Ransom.Win32.Matrix.ju (Kaspersky)
- Encrypted File Pattern : <Random>-<Random>.pyongyang001@yahoo.com
- Malicious File Creation Location :
- C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\<Random>.hta
- C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\<Random>.lnk
- C:\Users\%UserName%\AppData\Local\Microsoft\<Random>.exe
- C:\Users\%UserName%\AppData\Local\Temp\<Random>.exe
- C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\<Random>.hta
- C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\<Random>.lnk
- C:\Users\%UserName%\AppData\Roaming\Microsoft\<Random>.exe
- C:\Users\%UserName%\AppData\Roaming\<Random Folder>
- C:\Users\%UserName%\AppData\Roaming\<Random>\<Random>.cmd
- C:\Users\%UserName%\AppData\Roaming\<Random>\<Random>.exe
- C:\Users\%UserName%\AppData\Roaming\<Random>.hta
- Payment Instruction File : #_#WhatWrongWithMyFiles#_#.rtf / #_#WhatWrongWithMyFiles#_#1.rtf ~ #_#WhatWrongWithMyFiles#_#50.rtf / <Random>.hta
- Major Characteristics :
- Offline Encryption
- Change the default values of the registry entry "HKEY_CLASSES_ROOT\mscfile\shell\open\command" and a ransomware execution using Event Viewer (eventvwr.exe)
- Disable system restore (vssadmin.exe delete shadows /all /quiet)
List