Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'f587c38a702f055fac5c049f6d2acc50' = '"%TEMP%\server.exe" ..'
- [HKLM\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run] 'f587c38a702f055fac5c049f6d2acc50' = '"%TEMP%\server.exe" ..'
Malicious functions
Executes the following
- '%WINDIR%\syswow64\netsh.exe' firewall add allowedprogram "%TEMP%\server.exe" "server.exe" ENABLE
Modifies file system
Creates the following files
- %TEMP%\server.exe
- %LOCALAPPDATA%\microsoft\clr_v4.0_32\usagelogs\<File name>.exe.log
Network activity
UDP
- DNS ASK lo####.no-ip.biz
Miscellaneous
Creates and executes the following
- '%TEMP%\server.exe'
Executes the following
- '%WINDIR%\syswow64\netsh.exe' firewall add allowedprogram "%TEMP%\server.exe" "server.exe" ENABLE' (with hidden window)
