What are some common techniques used to evade detection by antivirus software?
It is important to note that evading detection by antivirus software is illegal and unethical. However, for educational purposes, some techniques that have been observed include code obfuscation, polymorphism, and the use of rootkits. These techniques aim to make the malware's code difficult to analyze and identify, allowing it to bypass antivirus scans. It is crucial for antivirus vendors to continuously update their software to detect and mitigate these evasion techniques.
One common technique to evade detection by antivirus software is to use encrypted communication channels to communicate with command and control servers. This makes it difficult for security software to monitor and analyze the traffic. Another approach is to use fileless malware, which resides in the system's memory and does not leave traces on the hard drive, making it harder to detect. Additionally, attackers can also use sandbox evasion techniques, such as checking for the presence of virtual environments, to avoid being analyzed by security researchers.