Mshtml.DLL RunHTMLApplication Suspicious Usage
Last updated on:
In this page
About the rule
Rule Type
Standard
Rule Description
Detects execution of commands that leverage the "mshtml.dll" RunHTMLApplication export to run arbitrary code via different protocol handlers (vbscript, javascript, file, http...)
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "Process started" AND (COMMANDLINE contains "\.." AND COMMANDLINE contains "mshtml") AND COMMANDLINE contains "#135,RunHTMLApplication" 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), Florian Roth (Nextron Systems), Josh Nickels, frack113, Zaw Min Htun (ZETA)
