Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'MicrosoftВ® Windows System' = '%HOMEPATH%\M-1-52-5782-8754-5245\winsix.exe'
Malicious functions
To bypass firewall, removes or modifies the following registry keys
- [<HKLM>\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%HOMEPATH%\M-1-52-5782-8754-5245\winsix.exe' = '%HOMEPATH%\M-1-52-...
Injects code into
the following user processes:
- winsix.exe
Modifies file system
Creates the following files
- %HOMEPATH%\m-1-52-5782-8754-5245\winsix.exe
Sets the 'hidden' attribute to the following files
- %HOMEPATH%\m-1-52-5782-8754-5245\winsix.exe
Network activity
UDP
- DNS ASK pr####afe.mrkva.su
Miscellaneous
Creates and executes the following
- '%HOMEPATH%\m-1-52-5782-8754-5245\winsix.exe'
- '%HOMEPATH%\m-1-52-5782-8754-5245\winsix.exe' ' (with hidden window)
