File Download via CertOC.EXE

Last updated on:

About the rule

Rule Type

Standard

Rule Description

Detects when a user downloads a file by using CertOC.exe

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "Process started" AND (PROCESSNAME endswith "\certoc.exe" OR ORIGINALFILENAME = "CertOC.exe") AND (COMMANDLINE contains "-GetCACAPS" AND COMMANDLINE contains "http") select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME

Detection

Execution Mode

realtime

Log Sources

Windows

Author

Nasreddine Bencherchali (Nextron Systems)