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Pikabot Updates

ID: e22a2a3a-5d61-5361-8da2-b06ed573d1b0

STIX ID: report--e22a2a3a-5d61-5361-8da2-b06ed573d1b0

Feed Name: Zscaler Security Research Blog

Threat Score
70/100

Date Published: 2025-12-30

Date Updated: 2026-05-01

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This technical analysis details a Pikabot v1.8.32 variant, describing its loader/core structure, anti-analysis methods (string obfuscation, junk instructions, anti-debug/sandbox checks), plaintext-stored configuration and bot ID generation, and a revamped RC4-based network protocol with command IDs for registration, remote command execution, process/shellcode injection, file/registry writes, and beaconing; the report highlights the malware's capability to act as a backdoor and deliver secondary payloads such as Cobalt Strike.

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