Technical Information
Malicious functions
Executes the following
- '%WINDIR%\syswow64\taskkill.exe' /F /IM RuntimeBroker_rustdesk.exe
Modifies file system
Creates the following files
- %LOCALAPPDATA%\rustdesk\rustdesk.exe
- %LOCALAPPDATA%\rustdesk\sciter.dll
- %APPDATA%\rustdesk\log\rustdesk_rcurrent.log
- %TEMP%\shared_memory-rs\shmem_79aaf113e7bb1e67
- %ALLUSERSPROFILE%\rustdesk\shared_memory_portable_service
- %APPDATA%\rustdesk\log\portable-service\rustdesk_rcurrent.log
- %APPDATA%\rustdesk\config\rustdesk.112_threadid(11)_1702942680509000000
- %APPDATA%\rustdesk\config\rustdesk.112_threadid(26)_1702942680521000000
- %APPDATA%\rustdesk\config\rustdesk2.112_threadid(23)_1702942680554000000
- %APPDATA%\rustdesk\config\rustdesk2.112_threadid(11)_1702942680681000000
- %APPDATA%\rustdesk\config\rustdesk.112_threadid(11)_1702942682083000000
- %APPDATA%\rustdesk\config\rustdesk.112_threadid(11)_1702942682093000000
- %WINDIR%\serviceprofiles\localservice\appdata\roaming\rustdesk\log\rustdesk_rcurrent.log
- %APPDATA%\rustdesk\config\rustdesk2.112_threadid(23)_1702942682668000000
- %APPDATA%\rustdesk\config\rustdesk.112_threadid(13)_1702942683561000000
Moves the following files
- from %APPDATA%\rustdesk\config\rustdesk.112_threadid(11)_1702942680509000000 to %APPDATA%\rustdesk\config\rustdesk.toml
- from %APPDATA%\rustdesk\config\rustdesk.112_threadid(26)_1702942680521000000 to %APPDATA%\rustdesk\config\rustdesk.toml
- from %APPDATA%\rustdesk\config\rustdesk2.112_threadid(23)_1702942680554000000 to %APPDATA%\rustdesk\config\rustdesk2.toml
- from %APPDATA%\rustdesk\config\rustdesk2.112_threadid(11)_1702942680681000000 to %APPDATA%\rustdesk\config\rustdesk2.toml
- from %APPDATA%\rustdesk\config\rustdesk.112_threadid(11)_1702942682083000000 to %APPDATA%\rustdesk\config\rustdesk.toml
- from %APPDATA%\rustdesk\config\rustdesk.112_threadid(11)_1702942682093000000 to %APPDATA%\rustdesk\config\rustdesk.toml
- from %APPDATA%\rustdesk\config\rustdesk2.112_threadid(23)_1702942682668000000 to %APPDATA%\rustdesk\config\rustdesk2.toml
- from %APPDATA%\rustdesk\config\rustdesk.112_threadid(13)_1702942683561000000 to %APPDATA%\rustdesk\config\rustdesk.toml
Network activity
Connects to
- 'rs###.rustdesk.com':21116
- 'rs###.rustdesk.com':21115
- 'gi##ub.com':443
TCP
Other
- 'rs###.rustdesk.com':21116
- 'rs###.rustdesk.com':21115
- 'gi##ub.com':443
UDP
- DNS ASK rs###.rustdesk.com
- DNS ASK gi##ub.com
- 'rs###.rustdesk.com':21116
Miscellaneous
Searches for the following windows
- ClassName: '' WindowName: ''
Creates and executes the following
- '%LOCALAPPDATA%\rustdesk\rustdesk.exe'
- '%LOCALAPPDATA%\rustdesk\rustdesk.exe' --portable-service
- '%LOCALAPPDATA%\rustdesk\rustdesk.exe' --run-as-system
- '%LOCALAPPDATA%\rustdesk\rustdesk.exe' --portable-service' (with hidden window)
Executes the following
- '%WINDIR%\syswow64\icacls.exe' %ALLUSERSPROFILE%\RustDesk /grant *S-1-1-0:(OI)(CI)F /T
- '%WINDIR%\syswow64\icacls.exe' %ALLUSERSPROFILE%\RustDesk\shared_memory_portable_service /grant *S-1-1-0:(OI)(CI)F /T
- '%WINDIR%\syswow64\cmd.exe' /c "taskkill /F /IM RuntimeBroker_rustdesk.exe"
