Search Evasion Techniques
Names, Techniques, Definitions, Keywords
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Malware often relies on a communication channel with its operator in order to receive instructions and updates. This channel is known as a command and control (C&C or C2) channel. C&C channels can take various forms, such as internet relay chat (IRC), peer-to-peer protocols, and even social media. The use of C&C channels allows the operator to remotely control the …
Tor is a free and open-source network that enables anonymous communication. It uses a network of volunteer-operated servers, known as "relays," to route internet traffic in a way that conceals the user's location and usage from surveillance and traffic analysis. By routing traffic through multiple relays, Tor makes it difficult to trace internet activity back to the user.
Malware can …
This anti-debugging technique involves using the
INT n instruction to generate a call to the interrupt or exception handler specified with the destination operand.
To implement this technique, the int
0x03 instruction is executed, followed by a
ret (0xCD03, 0xC3) nested in a
__try, __except block. If a debugger is present, the except block will not be executed, and …