SYMBOLCOMMON_NAMEaka. SYNONYMS
elf.redxor (Back to overview)

RedXOR


RedXOR is a sophisticated backdoor targeting Linux systems disguised as polkit daemon and utilizing network data encoding based on XOR. Believed to be developed by Chinese nation-state actors, this malware shows similarities to other malware associated with the Winnti umbrella threat group.

RedXOR uses various techniques such as open-source LKM rootkits, Python pty shell, and network data encoding with XOR. It also employs persistence methods and communication with a Command and Control server over HTTP.

The malware can execute various commands including system information collection, updates, shell commands, and network tunneling.

References
2021-03-10IntezerAvigayil Mechtinger, Joakim Kennedy
New Linux Backdoor RedXOR Likely Operated by Chinese Nation-State Actor
RedXOR XOR DDoS

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