Detectors

Every Cortex detection rule the toolbox knows about — analytics alerts, BIOCs and correlation rules — in one filterable set.

10 detectors match the current filters. tactic: TA0005 ✕ technique: T1204 ✕

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Type Name Severity Module Data source / event ATT&CK
Analytics BIOC A suspicious executable with multiple file extensions was created An executable file with multiple extensions was created. This technique is frequently used to disguise malware as user content. Medium Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Execution, Defense Evasion
Analytics BIOC Email attachment with multiple extensions The email includes an attachment(s) with two extensions. The first one being an executable extension. This may indicate an attempt at masquerading the true file type through the misuse of multiple extensions in the attachment name. Informational Email Security Microsoft 365 Emails Execution, Defense Evasion
Analytics BIOC Email attachment with Right-to-Left Override Unicode character The email message contains an attachment with a hidden Right-to-Left Override Unicode character. Low Email Security Microsoft 365 Emails Defense Evasion, Execution
Analytics BIOC Email attachment(s) with potentially malicious MIME type The email message contains an attachment(s) with a potentially malicious MIME type. Informational Email Security Microsoft 365 Emails Defense Evasion, Execution
Analytics BIOC Email containing a link with an IP address convention was detected A link with IP address convention was detected within the email body. Informational Email Security Microsoft 365 Emails Defense Evasion, Execution
Analytics BIOC Email containing a redirected link An email with a redirected link has been detected. Informational Email Security Microsoft 365 Emails Defense Evasion, Execution
Analytics BIOC Punycode characters detected in URL(s) Punycode character(s) detected within URL(s) in email content. Informational Email Security Microsoft 365 Emails Defense Evasion, Execution
Analytics BIOC Suspicious SearchProtocolHost.exe parent process SearchProtocolHost.exe has been launched from a process that is different from SearchIndexer.exe This may indicate malicious activity (such as malware later being injected to it, or it being used for phantom DLL hijacking). Medium Platform Analytics XDR Agent Execution, Defense Evasion
Analytics BIOC Uncommon DLL-sideloading from a logical CD-ROM (ISO) device A DLL was loaded by an executable from the same folder on a logical CD-ROM device (ISO). Medium Platform Analytics XDR Agent Execution, Defense Evasion, Privilege Escalation
Analytics BIOC X-Forefront-Antispam-Report has flagged this email as a potential threat This email has been categorized by X-Forefront-Antispam-Report as a threat, suggesting it is likely malicious in nature (e.g., spam, phishing, impersonation, etc.). Informational Email Security Microsoft 365 Emails Initial Access, Defense Evasion, Execution