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SE_QR_LURE
What it means
Document instructs the user to scan a QR code, likely as an off-band phishing vector.
Why it fires
The rule matches instructions to scan a QR code to view, verify, or access a document. QR codes are common in legitimate material, but these access-oriented phrases are useful supporting evidence for QR phishing.
Other Social Engineering heuristics
SE_BOOKING_COMPLAINT_PHISH PDF_FAKE_DOCUMENT_COMPONENT_INSTALLER OOXML_QR_CREDENTIAL_PHISH SE_CALLBACK_SCAM_TEMPLATE PDF_BRAND_ACCOUNT_UPDATE_REDIRECT_LURE PDF_IMAGE_REPEATED_DECOY_REDIRECT_LURE PDF_IMAGE_DOCUMENT_REVIEW_HOST_LURE PDF_LOCALIZED_DOWNLOAD_HOSTING_LURE PDF_MINIMAL_VIEW_DOCUMENT_REDIRECT PDF_NESTED_ENCODED_CROSSHOST_REDIRECT PDF_RFP_EXTERNAL_ACTION_LURE PDF_UTILITY_REFUND_OFFDOMAIN_LURE PDF_SPARSE_MOVED_ARTICLE_DOORWAY