Chinotto_Backdoor_Technical_Analysis_of_the_APT_Reapers_Powerful.pdf

**Executive Summary:** This report provides a technical analysis of the Chinotto backdoor attributed to North Korean APT37 (Reaper), describing a March 2023 C++-compiled DLL with a mutex for single-instance control, C2 at 172.93.193.158/Data/goldll/proc.php, command capabilities (run, cmd, file transfer, keylogging, screenshots, persistence), a YARA rule, and IOCs (SHA-256 and C2 URL) to support detection and response.