HH.EXE Initiated HTTP Network Connection

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About the rule

Rule Type

Standard

Rule Description

Detects a network connection initiated by the "hh.exe" process to HTTP destination ports, which could indicate the execution/download of remotely hosted .chm files.

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "sa_network_connection" AND PROCESSNAME endswith "\hh.exe" AND IS_INITIATED = "true" AND DEST_PORT = "80,443" select Action1.HOSTNAME,Action1.MESSAGE,Action1.USERNAME,Action1.PROCESSNAME,Action1.DESTINATIONHOST,Action1.DESTINATION_IPV6,Action1.DEST_IP,Action1.SOURCEHOST,Action1.SOURCE_IP,Action1.SOURCE_IPV6

Detection

Execution Mode

realtime

Log Sources

Windows

Author

Nasreddine Bencherchali (Nextron Systems)