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Fix regex pattern in suspicious_request_financial.yml #3564

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Fix regex pattern in suspicious_request_financial.yml #3564

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f79d73b
Fix regex pattern in suspicious_request_financial.yml
peterdj45 Nov 20, 2025
c907846
Update suspicious_request_financial.yml
peterdj45 Nov 20, 2025
2eefe02
Update suspicious_request_financial.yml
peterdj45 Nov 21, 2025
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6 changes: 4 additions & 2 deletions detection-rules/suspicious_request_financial.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -49,7 +49,8 @@ source: |
// suspicious sender display name
or (
regex.icontains(sender.display_name,
'Accounts? (?:Payable (?:Dep(\.|t\.?|artment)|e?Receipt)|(Co[[:punct:]]?ordinator|Admin|Manager|Payee))'
'Accounts? (?:Payable (?:Dep(\.|t\.?|artment)|e?Receipt)|(Co[[:punct:]]?ordinator|Admin|Manager|Payee))',
'(?:pay(ment|([[:punct:]]|\s?)app)|EFT|ACH|deposit|remit(tance)?|settle(ment)?) (?:noti(ce|fication)|confirm(ation)?)'
)
// sender email listed as a recipient or recipients undisclosed/null
and (
Expand All @@ -59,7 +60,8 @@ source: |
)
// non-benign nlu intent
or any(ml.nlu_classifier(body.current_thread.text).intents,
.name != "benign"
// callback phishing is outside the scope of this rule
(.name != "benign" and .name != "callback_scam")
)
)
)
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