WebDAV Temporary Local File Creation

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About the rule

Rule Type

Standard

Rule Description

Detects the creation of WebDAV temporary files with potentially suspicious extensions

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "File Created or Modified" AND (FILENAME contains "\AppData\Local\Temp\TfsStore\Tfs_DAV" OR OBJECTNAME contains "\AppData\Local\Temp\TfsStore\Tfs_DAV") AND (FILENAME endswith ".7z,.bat,.dat,.ico,.js,.lnk,.ps1,.rar,.vbe,.vbs,.zip" OR OBJECTNAME endswith ".7z,.bat,.dat,.ico,.js,.lnk,.ps1,.rar,.vbe,.vbs,.zip") select Action1.HOSTNAME,Action1.MESSAGE,Action1.USERNAME,Action1.DOMAIN,Action1.OBJECTNAME,Action1.FILENAME,Action1.PROCESSNAME

Detection

Execution Mode

realtime

Log Sources

Windows

Author

Micah Babinski