SSLoad is a type of malware that infects computers by disguising itself as a legitimate program or file. Once installed on a computer, SSLoad can steal sensitive information, monitor user activity, and potentially cause system malfunctions. It typically spreads through malicious email attachments, compromised websites, or through file-sharing networks. Users should be cautious when downloading files from unknown sources and regularly update their antivirus software to protect against SSLoad and other malware threats.