Sysmon - Event 1: Process creation · Reg.exe setting UserInitMprLogonScript (T1037.001)


Description

Sysmon - Event 1: Process creation $(win.eventdata.description)

field win.eventdata.ruleName="^technique_id=T1037.001,technique_name=Reg.exe setting UserInitMprLogonScript$"

No license declared

socfortress/Wazuh-Rules publishes no license, and without an express grant the default is all rights reserved. The query above is synthesized from the rule rather than copied out of it, so you can see what the rule matches on; the rule as written stays upstream.

Read the full rule at Windows_Sysmon/100100-MITRE_TECHNIQUES_FROM_SYSMON_EVENT1.xml ↗. Why this rule is treated this way.

Fires when

Wazuh evaluates a chain top-down. Every rule above this one must match on the same event before this rule is tested at all.

  1. 92025 Reg.exe execution anchor level 0
    field win.eventdata.originalFileName="(?i)reg.EXE"
  2. field win.eventdata.commandLine="(?i)add.+\/d\s+(")?(?:[A-Za-z\d+\/]{4})*(?:[A-Za-z\d+\/]{3}=|[A-Za-z\d+\/]{2}==)?"
  3. 101174 Sysmon - Event 1: Process creation · Reg.exe setting UserInitMprLogonScript (T1037.001) refinement level 10 this rule
    field win.eventdata.ruleName="^technique_id=T1037.001,technique_name=Reg.exe setting UserInitMprLogonScript$"

Rule dependencies

Depends on

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