powershell_rundll32_remote_thread_creation

rule powershell_rundll32_remote_thread_creation {
 meta:
    author = "Florian Roth"
    description = "Detects PowerShell remote thread creation in Rundll32.exe  License: https://github.com/Neo23x0/sigma/blob/master/LICENSE.Detection.Rules.md."
    reference = "https://tdm.socprime.com/tdm/info/JRTpas1oMjDJ"
    version = "0.01"
    created = "2018/06/25"
    product = "windows"
    service = "sysmon"
    mitre = "defense_evasion, execution, t1085, t1086"

  events:
($selection.metadata.product_event_type = "8" and re.regex($selection.principal.process.file.full_path, `.*\\powershell\.exe`) and re.regex($selection.target.process.file.full_path, `.*\\rundll32\.exe`))

  condition:
    $selection
}