Trojan.Colecto is a malicious program. Trojan.Colecto collects various confidential information including E-mail accounts, adresses and messages, your webbrowsing activity and even your computers information, such as installed applications, used hardware, networking settings and details related to Winantivirus, Winantispyware, and Winfixer. Then Trojan.Colecto will send this information to the author or other malicious users. (via)