Certutil.exeCertutil.exe

Certutil.exe is a Windows living-off-the-land binary catalogued by the LOLBAS Project. Documented abuse functions: Download, ADS, Encode, Decode. Mapped ATT&CK techniques (per LOLBAS / GTFOBins → MITRE crosswalk): T1027, T1105, T1140, T1564.004. Defenders should monitor execution of Certutil.exe under non-administrative or sudo contexts and alert when its arguments match the abuse-function signatures.