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Update: credential_phishing_corporate_services_impersonation_with_suspicious_link - Improve display text regex - #4928

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missingn0pe.fn.ESC-18723.credential_phishing_corporate_services_impersonation_with_suspicious_link
Jul 22, 2026
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Update: credential_phishing_corporate_services_impersonation_with_suspicious_link - Improve display text regex#4928
missingn0pe merged 1 commit into
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missingn0pe.fn.ESC-18723.credential_phishing_corporate_services_impersonation_with_suspicious_link

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@missingn0pe missingn0pe commented Jul 18, 2026

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Description

Updated suspicious link display_text regex pattern to improve detection coverage for corporate services impersonation phishing.

Impact: 109 net new detections

Changes

Display Text Pattern Update

  • Alphabetized action keywords for readability
  • Added "account" and "change" to action keywords
  • Before: (?:verify|view|click|download|goto|keep|Vιew|release|access|open|allow|deny|new)
  • After: (?:access|account|allow|click|deny|download|goto|keep|new|open|release|verify|view|Vιew)

Associated samples

Associated hunts

Note

See "Moved to Promotions" action - relevant to these detections.

Updated suspicious link display_text pattern to improve detection coverage.

Changes:
- Alphabetized action keywords for readability
- Added "account" and "change" to action keywords

Impact: 109 net new detections
Note: See "Moved to Promotions" action

Ticket: ESC-18723
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missingn0pe requested a review from a team July 18, 2026 16:21
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missingn0pe requested a review from a team as a code owner July 18, 2026 16:21
@missingn0pe missingn0pe self-assigned this Jul 18, 2026
@missingn0pe missingn0pe changed the title Update: credential_phishing_corporate_services_impersonation_with_suspicious_link - improve display_text detection Update: credential_phishing_corporate_services_impersonation_with_suspicious_link - Improve display text regex Jul 18, 2026
github-actions Bot added a commit that referenced this pull request Jul 18, 2026
@github-actions github-actions Bot added the in-test-rules PR is in our testing suite to collect telemetry label Jul 18, 2026
github-actions Bot added a commit that referenced this pull request Jul 18, 2026
@missingn0pe missingn0pe added the review-needed Indicates that a PR is waiting for review label Jul 21, 2026
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Mode failure for new hits. Submitting RFR.

@markmsublime markmsublime self-assigned this Jul 22, 2026
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missingn0pe added this pull request to the merge queue Jul 22, 2026
Merged via the queue into main with commit 99141ba Jul 22, 2026
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missingn0pe deleted the missingn0pe.fn.ESC-18723.credential_phishing_corporate_services_impersonation_with_suspicious_link branch July 22, 2026 16:37
github-actions Bot added a commit that referenced this pull request Jul 22, 2026
github-actions Bot added a commit that referenced this pull request Jul 22, 2026
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