Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Active Setup\Installed Components\{274T7532-46TD-2TKC-Q2R1-4ES6GNMVSBG3}] 'StubPath' = '<SYSTEM32>\install\server.exe Restart'
- [<HKLM>\SOFTWARE\Microsoft\Active Setup\Installed Components\{274T7532-46TD-2TKC-Q2R1-4ES6GNMVSBG3}] '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%\%USERNAME%7
- %TEMP%\%USERNAME%8
- %APPDATA%\%USERNAME%log.dat
- <SYSTEM32>\install\server.exe
- %TEMP%\%USERNAME%2.txt
Sets the 'hidden' attribute to the following files:
- %APPDATA%\%USERNAME%log.dat
- <SYSTEM32>\install\server.exe
Deletes the following files:
- %TEMP%\%USERNAME%7
- %TEMP%\%USERNAME%8
- %TEMP%\%USERNAME%2.txt
Network activity:
Connects to:
- 'sh##.no-ip.biz':178
UDP:
- DNS ASK sh##.no-ip.biz
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''
- ClassName: 'Indicator' WindowName: ''
