Detection rules › YARA-L

sap execution of sensitive abap program

Severity
high
Time window
1h
Match by
user
Author
Google Cloud Security
Source
github.com/chronicle/detection-rules

Detects the execution of high-risk ABAP programs (AUW). These programs often bypass standard transaction-level security.

MITRE ATT&CK coverage

Rule body

// Copyright 2026 Google LLC. Licensed under Apache-2.0.

rule sap_execution_of_sensitive_abap_program {

  meta:
    author = "Google Cloud Security"
    description = "Detects the execution of high-risk ABAP programs (AUW). These programs often bypass standard transaction-level security."
    severity = "High"
    tactic = "TA0002"
    technique = "T1059"

  events:
    $e.metadata.log_type = "SAP_SECURITY_AUDIT"

    $e.principal.process.file.names = %sap_sensitive_abap_programs.abap_program

    $user = $e.principal.user.userid

    //exclusions
    not $user in %sap_admin_users.user

  match:
    $user over 1h

  outcome:
    $risk_score = 60
    $sensitive_abap_program = array_distinct($e.principal.process.file.names)
    $description = array_distinct($e.metadata.description)
    $sid = array_distinct($e.target.application)
    $t_code = array_distinct($e.security_result.detection_fields["slgtc_1"])

  condition:
    $e
}

YARA-L rule structure

Condition

Fires when at least one $e event in the 1h window.

Events

$e

  • metadata.log_type = "SAP_SECURITY_AUDIT"
  • principal.process.file.names in "%sap_sensitive_abap_programs.abap_program"
  • principal.user.userid in "%sap_admin_users.user"

Match and correlation

Match key
$user
Within
1h

Outcome

Outcome variables add context to a detection. When the rule generates an alert, $risk_score is displayed with it.

FieldExpression
risk_score60
sensitive_abap_programarray_distinct($e.principal.process.file.names)
descriptionarray_distinct($e.metadata.description)
sidarray_distinct($e.target.application)
t_codearray_distinct($e.security_result.detection_fields["slgtc_1"])