# Antivirus Scanning ## First Step * Mainly rely on * a database of identifiable pieces of known suspicious code (file signatures) * behavioral and pattern-matching analysis (heuristics) * It can be useful to run several different antivirus programs against the same piece of suspected malware * Malware can easily change its signature and fool the antivirus * [VirusTotal](http://www.virustotal.com/) is convenient, but using it may alert attackers that they’ve been caught --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://wiki.zacheller.dev/exploit-dev-analysis/static-analysis/antivirus-scanning.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.