registry_persistence_mechanisms

rule registry_persistence_mechanisms {
 meta:
    author = "Karneades"
    description = "Detects persistence registry keys  License: https://github.com/Neo23x0/sigma/blob/master/LICENSE.Detection.Rules.md."
    reference = "https://tdm.socprime.com/tdm/info/Z4YGSHNopjyZ"
    version = "0.01"
    created = "2018/04/11"
    product = "windows"
    service = "sysmon"
    mitre = "privilege_escalation, persistence, defense_evasion, t1183, car.2013-01-002"

  events:
($selection_reg1.metadata.product_event_type = "13" and (re.regex($selection_reg1.target.registry.registry_key, `.*\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Image File Execution Options.*\\GlobalFlag`) or re.regex($selection_reg1.target.registry.registry_key, `.*\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\SilentProcessExit.*\\ReportingMode`) or re.regex($selection_reg1.target.registry.registry_key, `.*\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\SilentProcessExit.*\\MonitorProcess`)) and $selection_reg1.metadata.event_type = "SetValue")

  condition:
    $selection_reg1
}