Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Active Setup\Installed Components\{266LW5SF-5B0F-7CT5-TG4C-XURFA0VG37VD}] 'StubPath' = '<SYSTEM32>\install\server.exe Restart'
- [<HKLM>\SOFTWARE\Microsoft\Active Setup\Installed Components\{266LW5SF-5B0F-7CT5-TG4C-XURFA0VG37VD}] 'StubPath' = ''
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'HKLM' = ''
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'HKCU' = ''
Malicious functions:
Creates and executes the following:
- <SYSTEM32>\install\server.exe
Injects code into
the following system processes:
- %WINDIR%\Explorer.EXE
Modifies file system :
Creates the following files:
- %TEMP%\XxX.xXx
- %APPDATA%\cglogs.dat
- %TEMP%\aut2.tmp
- %TEMP%\UuU.uUu
- %TEMP%\__PE-SCRYPTED.BIN
- %TEMP%\aut1.tmp
- %TEMP%\XX--XX--XX.txt
- <SYSTEM32>\install\server.exe
Sets the 'hidden' attribute to the following files:
- %APPDATA%\cglogs.dat
Deletes the following files:
- %TEMP%\UuU.uUu
- %TEMP%\aut2.tmp
- %TEMP%\XxX.xXx
- %TEMP%\aut1.tmp
- %TEMP%\__PE-SCRYPTED.BIN
- %TEMP%\XX--XX--XX.txt
Network activity:
Connects to:
- 'ag###.no-ip.org':83
UDP:
- DNS ASK ag###.no-ip.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''