OTX Threat: Breaking the Seal: Static Deobfuscation of JSCeal's Compiled V8 Bytecode

Check Point Research developed a fully static deobfuscation pipeline to analyze JSCeal, a sophisticated cryptocurrency-focused stealer delivered as compiled V8 bytecode. The malware uses javascript-obfuscator with multiple protection layers including RC4-encrypted strings, control-flow flattening, and proxy functions. The toolkit transforms View8 pseudocode without executing samples, enabling deta