Detections
Explore public detection logic contributed by the community across SIEM and rule languages.
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Detects high-volume internal email campaigns that exhibit characteristics of phishing, specifically utilizing sender display name impersonation of executive or IT support roles, urgent subject lines, and URLs identified as malicious by threat intelligence. The rule tracks common attributes like SPF/DKIM/DMARC failures and rapid delivery to multiple recipients.
Detects emails delivering links to IronToll government-impersonation traffic-fine/payment portals (Egyptian and Moroccan justice-ministry lures), correlated with Safe Links click-through telemetry for the same URLs.
Detects emails delivering links to IronToll government-impersonation traffic-fine/payment portals (Egyptian and Moroccan justice-ministry lures), correlated with Safe Links click-through telemetry for the same URLs.
This rule monitors for inbound external emails where the sender requests private communication (e.g., 'private email' or 'personal address') in combination with keywords related to sensitive business topics like M&A, legal, or urgent financial transactions. This pattern is characteristic of Business Email Compromise (BEC) or social engineering attempts designed to move sensitive conversations outside of monitored corporate channels.
This rule monitors for inbound external emails where the sender requests private communication (e.g., 'private email' or 'personal address') in combination with keywords related to sensitive business topics like M&A, legal, or urgent financial transactions. This pattern is characteristic of Business Email Compromise (BEC) or social engineering attempts designed to move sensitive conversations outside of monitored corporate channels.
Detects potential Business Email Compromise (BEC) related to 'Phantom Deal' fraud. The rule identifies email threads where a user receives an urgent request for proof of payment (MT103/UETR) within 72 hours of an email discussion involving both wire transfer/payment keywords and M&A/deal context.
Detects potential Business Email Compromise (BEC) related to 'Phantom Deal' fraud. The rule identifies email threads where a user receives an urgent request for proof of payment (MT103/UETR) within 72 hours of an email discussion involving both wire transfer/payment keywords and M&A/deal context.
Detects inbound emails originating from external, non-corporate domains that impersonate an internal executive's display name. The rule flags messages containing common Business Email Compromise (BEC) urgency or confidentiality triggers such as 'wire transfer', 'urgent', 'NDA', or 'private email'.
Detects inbound emails originating from external, non-corporate domains that impersonate an internal executive's display name. The rule flags messages containing common Business Email Compromise (BEC) urgency or confidentiality triggers such as 'wire transfer', 'urgent', 'NDA', or 'private email'.
This rule monitors for inbound external emails where the sender requests private communication (e.g., 'private email' or 'personal address') in combination with keywords related to sensitive business topics like M&A, legal, or urgent financial transactions. This pattern is characteristic of Business Email Compromise (BEC) or social engineering attempts designed to move sensitive conversations outside of monitored corporate channels.
Detects inbound emails originating from external, non-corporate domains that impersonate an internal executive's display name. The rule flags messages containing common Business Email Compromise (BEC) urgency or confidentiality triggers such as 'wire transfer', 'urgent', 'NDA', or 'private email'.
This rule detects incoming emails containing suspicious lures, specifically those soliciting contact via WhatsApp, SMS, or phone calls. By analyzing the email body for keywords associated with off-platform communication (e.g., 'WhatsApp', 'call me', 'reach me at') alongside indicators that a message attachment was present, this detection identifies potential phishing attempts aiming to move targets to a less monitored or more trusted communication channel to facilitate credential harvesting or social engineering.
Detects spoofed ServiceNow invoice attachments/HTML used in Operation DoppelBrand BEC campaign with attacker-controlled GO2BANK ACH details
Detects spoofed ServiceNow invoice attachments/HTML used in Operation DoppelBrand BEC campaign with attacker-controlled GO2BANK ACH details
Detects spoofed ServiceNow invoice attachments/HTML used in Operation DoppelBrand BEC campaign with attacker-controlled GO2BANK ACH details
This rule monitors for inbound external emails where the sender requests private communication (e.g., 'private email' or 'personal address') in combination with keywords related to sensitive business topics like M&A, legal, or urgent financial transactions. This pattern is characteristic of Business Email Compromise (BEC) or social engineering attempts designed to move sensitive conversations outside of monitored corporate channels.
Detects potential Business Email Compromise (BEC) related to 'Phantom Deal' fraud. The rule identifies email threads where a user receives an urgent request for proof of payment (MT103/UETR) within 72 hours of an email discussion involving both wire transfer/payment keywords and M&A/deal context.
Detects potential Business Email Compromise (BEC) related to 'Phantom Deal' fraud. The rule identifies email threads where a user receives an urgent request for proof of payment (MT103/UETR) within 72 hours of an email discussion involving both wire transfer/payment keywords and M&A/deal context.
Detects high-volume internal email campaigns that exhibit characteristics of phishing, specifically utilizing sender display name impersonation of executive or IT support roles, urgent subject lines, and URLs identified as malicious by threat intelligence. The rule tracks common attributes like SPF/DKIM/DMARC failures and rapid delivery to multiple recipients.
Detects high-volume internal email campaigns that exhibit characteristics of phishing, specifically utilizing sender display name impersonation of executive or IT support roles, urgent subject lines, and URLs identified as malicious by threat intelligence. The rule tracks common attributes like SPF/DKIM/DMARC failures and rapid delivery to multiple recipients.
This rule detects messages sent or chats created in Microsoft Teams by external or guest users where the chat name or message content impersonates IT support, helpdesk, or other official organizational entities. It specifically looks for keywords commonly used in phishing attempts to trick users into believing the sender is a legitimate internal service.
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