Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'secretkeyv3' = '<Full path to virus>'
Malicious functions:
Executes the following:
- <SYSTEM32>\regsvr32.exe /s "<Current directory>\secretkey.dll"
Modifies file system :
Creates the following files:
- %WINDIR%\Temp\secretkey_conifg.ini
- <Current directory>\secretkey_conifg.ini
Deletes the following files:
- %WINDIR%\Temp\secretkey_conifg.ini
- <Current directory>\secretkey_conifg.ini
Network activity:
Connects to:
- 'www.se###tkey.kr':80
TCP:
HTTP GET requests:
- www.se###tkey.kr/update2.php?pi##
- www.se###tkey.kr/update.php
UDP:
- DNS ASK www.se###tkey.kr
- '<Private IP address>':1035
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_WINHELP' WindowName: ''
- ClassName: 'Indicator' WindowName: ''
