Technical Information
To ensure autorun and distribution
Creates or modifies the following files
- <SYSTEM32>\tasks\openjdk platform binary
Malicious functions
Searches for windows to
detect analytical utilities:
- ClassName: 'OLLYDBG', WindowName: ''
Modifies file system
Creates the following files
- %APPDATA%\openjdk platform binary.exe
- %TEMP%\tmpc4f.tmp.bat
- nul
Network activity
Connects to
- '4.###.eu.ngrok.io':19864
- 'localhost':8848
- '6.###.eu.ngrok.io':13771
- '18#.#3.191.134':80
TCP
Other
- '18#.#3.191.134':80
UDP
- DNS ASK 4.###.eu.ngrok.io
- DNS ASK 6.###.eu.ngrok.io
Miscellaneous
Creates and executes the following
- '%APPDATA%\openjdk platform binary.exe'
- '%WINDIR%\syswow64\cmd.exe' /c schtasks /create /f /sc onlogon /rl highest /tn "OpenJDK Platform binary" /tr '"%APPDATA%\OpenJDK Platform binary.exe"' & exit' (with hidden window)
Executes the following
- '%WINDIR%\syswow64\cmd.exe' /c schtasks /create /f /sc onlogon /rl highest /tn "OpenJDK Platform binary" /tr '"%APPDATA%\OpenJDK Platform binary.exe"' & exit
- '%WINDIR%\syswow64\cmd.exe' /c ""%TEMP%\tmpC4F.tmp.bat""
- '%WINDIR%\syswow64\schtasks.exe' /create /f /sc onlogon /rl highest /tn "OpenJDK Platform binary" /tr '"%APPDATA%\OpenJDK Platform binary.exe"'
- '%WINDIR%\syswow64\timeout.exe' 3
