F-Secure
Tools
Adware:W32/Ejik
Summary
This program delivers advertising content to the user. It is usually annoying but harmless, unless it is combined with spyware or trackware.
Additional Details
Ejik is a family of adware that targets Chinese internet users.
Installation
The adware is installed with a randomly generated file name in the following directory:
It also registers itself as a plugin module for Microsoft Internet Explorer and changes the starting page of the browser from its original setting.
Connection
Members of this adware family attempt to establish HTTP connections to Chinese domains. Example of connection attempts:
Members also have the ability to download updates.
Installation
The adware is installed with a randomly generated file name in the following directory:
- %windir%\system32\
It also registers itself as a plugin module for Microsoft Internet Explorer and changes the starting page of the browser from its original setting.
Connection
Members of this adware family attempt to establish HTTP connections to Chinese domains. Example of connection attempts:
- http://www.250hp.cn/updatedatan[...].aspx
- http://www.info3344.cn/[...].txt
- http://www.info3344.cn/zl.txt
- http://www.web228.cn/topnew/[...].txt
- http://www.web228.cn/topnew/[...].txt
- http://www.web228.cn/topnew/[...].txt
- http://www.web228.cn/topnew/top_[...].txt
Members also have the ability to download updates.