Tropic Trooper is conducting a cyber espionage campaign targeting Chinese-speaking individuals in Asia using military-themed lures. The threat actors employ a trojanized SumatraPDF reader (TOSHIS loader) to deploy a custom AdaptixC2 Beacon that uses GitHub for command-and-control, ultimately establishing persistent remote access via VS Code tunnels.
TOSHIS Loader
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Tropic Trooper: AdaptixC2 + Custom Beacon | ThreatLabz