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ThreatExpert's Statistics for Adware.Agent.YHL [PC Tools]:

Adware.Agent.YHL [PC Tools] is also known as:
Threat AliasNumber of Incidents
Adware-WhenUSearch [McAfee]4
not-a-virus:AdWare.Win32.SaveNow.bb [Kaspersky Lab]4
Adware.WhenUSearchBar [Symantec]2
Adware:Win32/WhenU.B [Microsoft]2

Adware.Agent.YHL [PC Tools] is known to be created as:
%Temp%\4ca69052.exe
Note: %Temp% is a variable that refers to the temporary folder in the short path form. By default, this is C:\Documents and Settings\[UserName]\Local Settings\Temp\ (Windows NT/2000/XP).