Win32/Autorun.AAK also goes by the name W32.Silly.DC & Trojan-PSW.Win32.VB.qe and is a worm. This worm spreads via removable media and contains a URL (Uniform Resource Locator) address. It drops services.exe or unisntlv32.exe files in the temp folder when executed. The worm is executed every time the infected media is connected to the computer. Of late, the worm has particularly been targeting certain files to gather PayPal account information from the infected system. The worm affects the system files as well as the files in the registry folder and creates an irritating experience for the user. Symptoms of being affected by this worm include slower system response and well as reduced internet connection speed. Numerous executable programs and applications are also affected.