Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'AdUjH' = 'C:\\Users\\user\\AppData\\Local\岭UjHD\\TNdFTCJpg.hta'
Creates or modifies the following files
- <SYSTEM32>\tasks\'calc'
Modifies file system
Creates the following files
- %LOCALAPPDATA%\岭ujhd\adujh.exe
- %LOCALAPPDATA%\岭ujhd\tndft.vbs
- %LOCALAPPDATA%\岭ujhd\tndftcjpg.hta
- %APPDATA%\calc.exe
- %TEMP%\tmpa191.tmp.bat
- nul
Network activity
TCP
- 'hj#####a.duckdns.org':1898
UDP
- DNS ASK hj#####a.duckdns.org
Miscellaneous
Creates and executes the following
- '%APPDATA%\calc.exe'
- '%WINDIR%\syswow64\schtasks.exe' /create /f /sc ONLOGON /RL HIGHEST /tn "'calc"' /tr "'%APPDATA%\calc.exe"'' (with hidden window)
Executes the following
- '%WINDIR%\syswow64\schtasks.exe' /create /f /sc ONLOGON /RL HIGHEST /tn "'calc"' /tr "'%APPDATA%\calc.exe"'
- '%WINDIR%\syswow64\cmd.exe' /c ""%TEMP%\tmpA191.tmp.bat""
- '%WINDIR%\syswow64\timeout.exe' 3
