Curl Download And Execute Combination
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About the rule
Rule Type
Standard
Rule Description
Adversaries can use curl to download payloads remotely and execute them. Curl is included by default in Windows 10 build 17063 and later.
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "Process started" AND COMMANDLINE contains " -c , /c , –c , —c , ―c " AND (COMMANDLINE contains "curl " AND COMMANDLINE contains "http" AND COMMANDLINE contains "-o" AND COMMANDLINE contains "&") select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME
Detection
Execution Mode
realtime
Log Sources
Windows
Author
Sreeman, Nasreddine Bencherchali (Nextron Systems)
