Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '<Virus name>' = '<Full path to virus>'
Modifies file system :
Creates the following files:
- <SYSTEM32>\ewfwbc131.tld
- <SYSTEM32>\ewfwbc131.tlt
- %TEMP%\696E.tmp
- <SYSTEM32>\dalvcv.fxs
- %TEMP%\6E7F.tmp
- <SYSTEM32>\ewfwbc131.tli
Deletes the following files:
- <SYSTEM32>\ewfwbc131.tlt
- %TEMP%\696E.tmp
- <SYSTEM32>\ewfwbc131.tli
- %TEMP%\6E7F.tmp
- <SYSTEM32>\ewfwbc131.tld
Network activity:
Connects to:
- 'ww##.##onren563dzho1.cn':80
- 'zh####n563dzho2.cn':80
TCP:
HTTP GET requests:
- ww##.##onren563dzho1.cn/RM?h=##############################
- zh####n563dzho2.cn/out2/msn_imailer_v10.txt
UDP:
- DNS ASK ww##.##onren563dzho1.cn
- DNS ASK zh####n563dzho2.cn
