inputcontrol病毒

inputcontrol.dll是中国工商银行安全控件，他是木马吗？
日志：
2006年7月18日
内存中发现木马模块!C:\Program Files\YOK.com\SuperSearch\YOK_SuperSearch.dll-=>not-a-virus:AdWare.Win32.Yokbar.j.17717
木马在硬盘清除成功!
C:\Program Files\YOK.com\SuperSearch\YOK_SuperSearch.dll

系统事件：已发现木马!
木马名称：Trojan-PSW.Win32.Agent.ha.18303
木马路径：C:\WINDOWS\system32\InputControl.dll
处理方式：删除 成功

诺顿也报inputcontrol.dll是木马，但最近诺顿承认是误报！
诺顿回文如下：
回信全文如下:

Quote:
We have analyzed your submission. The following is a report of our
findings for each file you have submitted:

filename: F:\Tool\InputControl.dll
machine:
result: This file is clean

Developer notes:
F:\Tool\InputControl.dll is clean and non-malicious.

We have determined that no virus exists on the samples provided.

Should you have any questions about your submission, please contact