Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [HKLM\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce] 'Explorer' = '%WINDIR%\resources\themes\explorer.exe RO'
- [HKLM\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce] 'Svchost' = '%WINDIR%\resources\svchost.exe RO'
Malicious functions
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
Modifies file system
Creates the following files
- %WINDIR%\resources\themes\explorer.exe
- %WINDIR%\resources\spoolsv.exe
- %WINDIR%\resources\svchost.exe
Sets the 'hidden' attribute to the following files
- %WINDIR%\resources\themes\explorer.exe
- %WINDIR%\resources\spoolsv.exe
- %WINDIR%\resources\svchost.exe
Network activity
Connects to
- 'mo#####.map.fastly.net':443
UDP
- DNS ASK mo#####.map.fastly.net
- DNS ASK co##############e-chains.prod.autograph.services.mozaws.net
Miscellaneous
Creates and executes the following
- '%WINDIR%\resources\themes\explorer.exe'
- '%WINDIR%\resources\spoolsv.exe' SE
- '%WINDIR%\resources\svchost.exe'
- '%WINDIR%\resources\spoolsv.exe' PR
Executes the following
- '%WINDIR%\resources\themes\explorer.exe' ' (with hidden window)
- '%WINDIR%\resources\spoolsv.exe' SE' (with hidden window)
- '%WINDIR%\resources\svchost.exe' ' (with hidden window)
- '%WINDIR%\resources\spoolsv.exe' PR' (with hidden window)
