Detectors

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

364 detectors match the current filters.

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Type Name Severity Module Data source / event ATT&CK
Analytics BIOC Rare Unsigned Process Spawned by Office Process Under Suspicious Directory Microsoft Office executed an unsigned process in a suspicious directory. This behavior is common with malicious macros. Low Platform Analytics XDR Agent Execution
Analytics BIOC Rare Windows Remote Management (WinRM) HTTP Activity The endpoint performed unfamiliar WinRM HTTP activity to a remote host. Low Platform Analytics Palo Alto Networks Firewall EAL Logs, XDR Agent Lateral Movement
Analytics BIOC Rare WinRM Session Windows Remote Management (WinRM) enables users to interact with remote systems in different ways, including running executables on the remote system. WinRM sessions can be established using WinRM/WinRS commands or programs such as PowerShell. Attackers can use WinRM to execute code and move laterally within a compromised network. Informational Platform Analytics XDR Agent Lateral Movement
Analytics BIOC RDP Connection to localhost An RDP connection to localhost can be used for privilege escalation by leveraging Windows accessibility features. Medium Platform Analytics XDR Agent Lateral Movement
Analytics BIOC RDP from an unmanaged endpoint in a typically managed subnet An RDP connection was established from an unmanaged endpoint in a typically managed subnet, indicating a possible lateral movement. Low Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent Lateral Movement
Analytics BIOC Reading bash command history file Attackers may access the bash history file to glean cleartext usernames and passwords that were entered on the command line. Low Platform Analytics XDR Agent Credential Access
Analytics BIOC Recurring access to rare domain The endpoint is periodically connecting to an external domain (categorized as malware) that it and its peers rarely use. Access to this domain has occurred repeatedly over multiple days. This connection pattern is consistent with malware connecting to its command and control server for updates and operating instructions. Low Platform Analytics Palo Alto Networks Firewall EAL Logs, Palo Alto Networks Firewall threat Logs, XDR Agent, Third-Party Firewalls Command and Control
Analytics BIOC Recurring access to rare IP The endpoint is periodically accessing an external fixed-IP address that its peers rarely use. Access to this external IP address has occurred repeatedly over many days. This connection pattern is consistent with malware connecting to its command and control server for updates and operating instructions. Low Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent, Third-Party Firewalls Command and Control
Analytics BIOC Recurring rare domain access from an unsigned process An unsigned process is periodically connecting to an external domain that it and its peers rarely use. Access to this domain has occurred repeatedly over multiple days. This connection pattern is consistent with malware connecting to its command and control server for updates and operating instructions. Low Platform Analytics XDR Agent Command and Control
Analytics BIOC Recurring rare domain access to dynamic DNS domain The endpoint is periodically connecting to an external domain that it and its peers rarely use. Access to this domain has occurred repeatedly over multiple days. This connection pattern is consistent with malware connecting to its command and control server for updates and operating instructions. Low Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent, Third-Party Firewalls Command and Control
Analytics BIOC Registration of Uncommon .NET Services and/or Assemblies Regasm.exe and regsvcs.exe are used to register .NET COM assemblies, which are typically located in specific paths, attackers might leverage that to execute code within a Microsoft signed binary. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Remote code execution into Kubernetes Pod A container administration service was used to execute commands within a Kubernetes Pod. Informational Platform Analytics XDR Agent Execution
Analytics BIOC Remote command execution via wmic.exe Remote command execution using the Windows Management Instrumentation command-line tool. Low Platform Analytics XDR Agent Execution
Analytics BIOC Remote DCOM command execution A remotely triggered DCOM initiated a command execution by a host that rarely executes processes using DCOM to other remote hosts. Low Platform Analytics XDR Agent Lateral Movement
Analytics BIOC Remote PsExec-like command execution A remotely triggered service initiated a command execution in a PsExec-like manner by a host that rarely triggers services to other remote hosts. Informational Platform Analytics XDR Agent Lateral Movement, Execution
Analytics BIOC Remote service command execution from an uncommon source A remotely triggered service initiated a command execution by a host that rarely triggers services to other remote hosts. High Platform Analytics XDR Agent Lateral Movement, Execution
Analytics BIOC Remote service start from an uncommon source A remotely triggered service initiated by a host that rarely triggers services to other remote hosts. Low Platform Analytics XDR Agent Lateral Movement, Execution
Analytics BIOC Remote WMI process execution A host that rarely initiates WMI to other remote hosts triggered a remote process execution by using WMI RPC. Medium Platform Analytics XDR Agent Lateral Movement
Analytics BIOC Retrieval of kubelet credentials A process retrieved kubelet credentials. Informational Platform Analytics XDR Agent Credential Access
Analytics BIOC Run downloaded script using pipe Downloading a script using wget or curl and executing it using a pipe to a shell. Informational Platform Analytics XDR Agent Execution
Analytics BIOC Rundll32.exe executes a rare unsigned module Rundll32.exe executes a rare unsigned module, which can indicate an attacker's malicious execution. Low Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Rundll32.exe running with no command-line arguments Rundll32.exe is meant to run with parameters, so the absence of them is extremely suspicious; this behavior is used in the default configuration of Cobalt Strike. Medium Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Rundll32.exe spawns conhost.exe This unusual parent-child process relationship may indicate that an attacker has abused rundll32.exe to run a console-based application such as PowerShell. Medium Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Scrcons.exe Rare Child Process The Windows Management Instrumentation (WMI) standard event consumer scrcons.exe executed a rare VBScript or PowerShell script. Executing a rare script can be an indication of local or remote code execution abuse by an attacker. Informational Platform Analytics XDR Agent Execution, Persistence
Analytics BIOC Screensaver process executed from Users or temporary folder An executable file with a screensaver extension was executed from the Users or temp folder. This is not a common behavior for screensavers and may indicate a malicious file disguised as a screensaver in the Users or temp folder. It is recommended to further investigate the execution flow for malicious indicators. Low Platform Analytics XDR Agent Persistence
Analytics BIOC Script file added to startup-related Registry keys An attacker may add a script file to the Registry "Run Keys" or the "Winlogon\Userinit" key to cause it to be executed as the user logs in. Medium Platform Analytics XDR Agent Persistence
Analytics BIOC Scripting engine connected to a rare external host Scripts connecting to external IP addresses may be sanctioned IT scripts. However, when those external IP addresses are only receiving connections from a few specific endpoints in the organization, these scripts may be an indicator of more suspicious activity. Security testers and adversaries use offensive frameworks that employ forms of scripting which result in this type of network activity. Low Platform Analytics XDR Agent Command and Control, Execution
Analytics BIOC Service execution via sc.exe Sc.exe has the ability to start services on local and remote hosts. An attacker may abuse it to execute malicious services on a host. Informational Platform Analytics XDR Agent Execution
Analytics BIOC Setuid and Setgid file bit manipulation The setuid or setgid bits were set on a file. Low Platform Analytics XDR Agent Privilege Escalation, Defense Evasion
Analytics BIOC Signed process creates a scheduled task via file access A signed process created a scheduled task via file access. Attackers may create scheduled tasks for execution and to establish persistence. Informational Platform Analytics XDR Agent Execution, Persistence
Analytics BIOC Signed process performed an unpopular DLL injection A signed process performed an unpopular DLL injection into another process. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Signed process performed an unpopular injection A signed process performed an unpopular injection to another process. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC SMB Traffic from Non-Standard Process SMB traffic is usually performed by a standard set of privileged processes through designated ports. The endpoint had a non-standard process communicating over ports normally used by SMB. An attacker might be moving laterally by using tools that implement a custom version of the SMB protocol. Low Platform Analytics XDR Agent Discovery
Analytics Spam Bot Traffic The endpoint connected to an excessive number of external SMTP servers. A spambot may be trying to send spam email using multiple SMTP servers. Spambots can cause your domain to be blacklisted, and can contain other malicious functionality. The same mechanism can also be used for exfiltration. Some VPN clients can also tunnel data over SMTP. Note: This detection model looks for SMTP connections to external servers, but the volume of traffic is not considered. A count is performed based on the number of domains being contacted, as well as the number of unresolved IP addresses. Low Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent, Third-Party Firewalls Impact
Analytics BIOC Stored credentials exported using credwiz.exe Attackers may abuse the credwiz tool to export stored accounts. Low Platform Analytics XDR Agent Credential Access
Analytics Subdomain Fuzzing The root domain within the network is experiencing an unusually high number of access requests to its subdomains, significantly exceeding the typical activity levels for that domain. This anomaly could suggest that someone is attempting to enumerate subdomains or uncover additional virtual hosts associated with the domain, possibly as part of a reconnaissance effort to identify vulnerable or less-secured entry points into the network. Low Platform Analytics Palo Alto Networks Firewall EAL Logs, XDR Agent Reconnaissance
Analytics Sudoedit Brute force attempt An unusual amount of sudoedit commands executed in a short period of time. This may indicate an attempt to exploit CVE-2021-3156. Medium Platform Analytics XDR Agent Privilege Escalation
Analytics BIOC SUID/GUID permission discovery Attackers may search for potential to elevate permissions using binaries that have the SUID or GUID bit enabled. Low Platform Analytics XDR Agent Discovery
Analytics BIOC Suspicious .NET process loads an MSBuild DLL A suspicious process in the Microsoft .NET directory loaded the Microsoft Build Framework DLL. This may occur if an attacker masquerades a process like MSBuild (PowerLessShell). Medium Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Suspicious authentication package registered The endpoint registered a suspicious authentication package, which may be used to gain persistence on the host by loading libraries into the time management service. Medium Platform Analytics XDR Agent Persistence
Analytics BIOC Suspicious Certutil AD CS contact A suspicious occurrence of Certutil attempted to contact the AD CS Request Interface. Low Platform Analytics XDR Agent Discovery, Credential Access
Analytics BIOC Suspicious certutil command line An attacker may use certutil to download malware. Medium Platform Analytics XDR Agent Command and Control, Defense Evasion
Analytics BIOC Suspicious container orchestration job A suspicious orchestration job ran with a rare command line. Low Platform Analytics XDR Agent Execution, Persistence, Privilege Escalation
Analytics Suspicious container reconnaissance activity in a Kubernetes pod A process performed multiple consecutive container discovery commands from within a Kubernetes Pod. Informational Platform Analytics XDR Agent Discovery
Analytics BIOC Suspicious container runtime connection from within a Kubernetes Pod A process from within a Kubernetes Pod communicated with the container runtime daemon using the runtime socket. This may indicate an adversary attempting to escape from the Kubernetes Pod to the host. Informational Platform Analytics XDR Agent Execution
Analytics BIOC Suspicious curl user agent Suspicious user agent provided to curl command. Informational Platform Analytics XDR Agent Command and Control
Analytics BIOC Suspicious data encryption Known applications were used to encrypt data within a machine's local file system. Low Platform Analytics XDR Agent Impact, Defense Evasion
Analytics BIOC Suspicious disablement of the Windows Firewall The Windows Firewall has been disabled. Malware may turn it off to exfiltrate data and communicate with C2 servers. Low Platform Analytics XDR Agent Defense Evasion
Analytics Suspicious DNS traffic 10 KB or more were sent encoded in subdomain names during a 10-minute window. All subdomains queried were under a single suspicious domain. DNS tunneling encodes data in DNS queries and responses, allowing an attacker to bypass firewalls and proxies to reach his or her command and control server, even when HTTP/S traffic is blocked. Informational Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent Command and Control, Exfiltration
Analytics BIOC Suspicious docker image download from an unusual repository The agent has pulled a docker image from a repository for the first time. Informational Platform Analytics XDR Agent Execution
Analytics BIOC Suspicious dump of ntds.dit using Shadow Copy with ntdsutil/vssadmin Attackers may attempt to dump the ntds.dit file, which stores all Active Directory account information, to later extract passwords and hashes from it. High Platform Analytics XDR Agent Credential Access
Analytics BIOC Suspicious failed HTTP request - potential Spring4Shell exploit A potentially malicious failed HTTP request was received, possibly as part of a Spring4Shell exploitation attempt. Low Platform Analytics Palo Alto Networks Firewall EAL Logs, XDR Agent Initial Access
Analytics BIOC Suspicious HTTP parameters detected The endpoint received suspicious HTTP parameters via an HTTP request, which may indicate attempts to exploit server components or web shell activity. Medium Platform Analytics Palo Alto Networks Firewall EAL Logs, XDR Agent Initial Access, Persistence
Analytics BIOC Suspicious ICMP packet An ICMP router advertisement was sent by a host. Low Platform Analytics Palo Alto Networks Firewall EAL Logs, XDR Agent Command and Control
Analytics Suspicious ICMP traffic that resembles smurf attack ICMP smurf attack was used. Low Platform Analytics XDR Agent Impact
Analytics BIOC Suspicious module load using direct syscall A module was loaded to a process using a direct syscall. Low Platform Analytics XDR Agent Execution
Analytics BIOC Suspicious PowerShell Command Line Attackers often leverage PowerShell one-liners, in which PowerShell is executed with suspicious options on the command line. Low Platform Analytics XDR Agent Execution
Analytics BIOC Suspicious PowerShell Enumeration of Running Processes Attackers often enumerate running processes to find and disable security tools. Informational Platform Analytics XDR Agent Discovery
Analytics BIOC Suspicious print processor registered The endpoint registered a new print processor, which may be used to gain persistence on the host by loading libraries into the time management service. Medium Platform Analytics XDR Agent Persistence
Analytics BIOC Suspicious process accessed a site masquerading as Google A suspicious process accessed a site masquerading as Google. Informational Platform Analytics XDR Agent Command and Control, Defense Evasion
Analytics BIOC Suspicious process executed with a high integrity level A suspicious process was spawned with a High or System integrity level, which is higher than its parent process. This may indicate malicious privilege escalation. Informational Platform Analytics XDR Agent Privilege Escalation
Analytics BIOC Suspicious process execution from tmp folder An unpopular process was executed from the tmp folder. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Suspicious process execution in a privileged container A process was executed in a privileged Kubernetes Pod for the first time in the past 30 days. Informational Platform Analytics XDR Agent Execution, Privilege Escalation
Analytics BIOC Suspicious process loads a known PowerShell module A non-PowerShell process loaded a known PowerShell module. This image load may be an indication of PowerShell execution without directly invoking the PowerShell.exe binary. Informational Platform Analytics XDR Agent Execution
Analytics BIOC Suspicious Process Spawned by Adobe Reader Unusual process spawned by Adobe Reader with an uncommon command line. Low Platform Analytics XDR Agent Initial Access
Analytics BIOC Suspicious Process Spawned by wininit.exe An unusual process was spawned by wininit.exe, possibly indicating malicious local or remote code execution. Medium Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Suspicious proxy environment variable setting Suspicious proxy environment variable change or definition with a rare command line. Informational Platform Analytics XDR Agent Command and Control
Analytics BIOC Suspicious RunOnce Parent Process Runonce.exe executes commands under the Registry key HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce, typically on computer boot and user login events. Low Platform Analytics XDR Agent Persistence
Analytics BIOC Suspicious runonce.exe parent process Runonce.exe executes commands under the Registry key HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce, typically on computer boot and user logon events. Low Platform Analytics XDR Agent Persistence
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 Suspicious setspn.exe execution A Service Principal Name (SPN) is a unique identifier for a service, mapped to a specific account. Setspn.exe can be used to retrieve SPN information, which may indicate an attacker's attempt to "Kerberoast". Low Platform Analytics XDR Agent Credential Access
Analytics BIOC Suspicious SMB connection from domain controller A domain controller has initiated an SMB connection to another host. The domain controllers usually communicate over SMB only with other domain controllers. An attacker can abuse such sessions for relay attacks. Low Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent, Third-Party Firewalls Lateral Movement
Analytics BIOC Suspicious sshpass command execution The sshpass command was executed, This could be an attempt to check for credential stuffing. Low Platform Analytics XDR Agent Credential Access
Analytics BIOC Suspicious systemd timer activity Suspicious systemd timer activity, which may indicate an attempt to establish persistence. Low Platform Analytics XDR Agent Execution, Persistence, Privilege Escalation
Analytics BIOC Suspicious time provider registered The endpoint time provider has been tampered, this change may be used to gain persistence on the host by loading libraries into the time management service. Medium Platform Analytics XDR Agent Persistence
Analytics BIOC Suspicious usage of File Server Remote VSS Protocol (FSRVP) A suspicious usage of File Server Remote VSS Protocol (FSRVP) was done. High Platform Analytics XDR Agent Lateral Movement
Analytics BIOC Svchost.exe loads a rare unsigned module Svchost.exe loads a rare unsigned module, which can indicate an attacker's malicious service execution. Low Platform Analytics XDR Agent Defense Evasion, Persistence
Analytics BIOC System information discovery via psinfo.exe Using psinfo.exe, the attacker can gather information about the network, and gain an in-depth understanding of which devices are relevant to attack. Low Platform Analytics XDR Agent Discovery
Analytics BIOC System shutdown or reboot System shutdown or reboot using shutdown, reboot, halt or poweroff. Informational Platform Analytics XDR Agent Impact
Analytics BIOC Tampering with Internet Explorer Protected Mode configuration When an add-on is running inside Protected Mode attempts to launch a broker process (or any other program), the ElevationPolicy Registry key is checked to determine how the process should be launched. Internet Explorer will run a broker process with higher rights that can use the current user's permissions to take actions that would otherwise be prohibited when rendering content inside the Protected Mode sandbox. https://blogs.msdn.microsoft.com/ieinternals/2009/11/30/understanding-the-protected-mode-elevation-dialog/. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC The CA policy EditFlags was queried The CA policy EditFlags was queried. Medium Platform Analytics XDR Agent Privilege Escalation
Analytics BIOC The Linux system firewall was disabled The system firewall was disabled. Low Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Uncommon AppleScript containing a potential obfuscation technique was executed The AppleScript interpreter process was executed with an obfuscation technique in the command line. Low Platform Analytics XDR Agent Execution, Defense Evasion
Analytics BIOC Uncommon AppleScript containing a potential persistence command was executed via the command line The AppleScript interpreter executed an uncommon command potentially used for persistence to maintain system access. Low Platform Analytics XDR Agent Execution, Persistence
Analytics BIOC Uncommon AppleScript designed to access credential files was executed via the command line The AppleScript interpreter was executed with a script designed to access credential files such as keychains or SSH keys. Medium Platform Analytics XDR Agent Execution, Credential Access
Analytics BIOC Uncommon AppleScript designed to access cryptocurrency wallet data was executed via the command line The AppleScript interpreter was executed with a script designed to access cryptocurrency wallet data. Informational Platform Analytics XDR Agent Execution, Collection
Analytics BIOC Uncommon AppleScript designed to access sensitive application data was executed via the command line The AppleScript interpreter was executed with a script designed to access sensitive application data such as Telegram messages, Apple Notes, or cached data. High Platform Analytics XDR Agent Execution, Collection
Analytics BIOC Uncommon AppleScript designed to capture screen or clipboard data was executed via the command line The AppleScript interpreter was executed with a script designed to capture screen content or clipboard data. Low Platform Analytics XDR Agent Execution, Collection
Analytics BIOC Uncommon AppleScript potentially utilizes credential-grabbing techniques to steal user passwords The AppleScript interpreter potentially utilizes credential-grabbing techniques to steal user passwords. Low Platform Analytics XDR Agent Execution, Credential Access
Analytics BIOC Uncommon AppleScript was executed via the command line to contact an external server The AppleScript interpreter executed a script designed to contact an external server. Low Platform Analytics XDR Agent Execution, Exfiltration
Analytics BIOC Uncommon ARP cache listing via arp.exe The arp.exe command is used to display and modify entries in the Address Resolution Protocol (ARP) cache. Adversaries may attempt to use the command to discover remote systems they could compromise. Low Platform Analytics XDR Agent Discovery
Analytics BIOC Uncommon attempt to clear shell history An attempt to clear or manipulate shell history files was detected. Low Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Uncommon communication to an instant messaging server A rare communication between a process to a known instant messaging server. Informational Platform Analytics XDR Agent Command and Control
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 Uncommon DotNet module load relationship A signed process that usually doesn't use DotNet loaded a common DotNet module. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Uncommon driver loaded An uncommon driver loaded which may be an attempt to kill the EDR or install rootkit. Low Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Uncommon execution of ODBCConf Attackers may abuse the Odbcconf.exe Windows utility to proxy the execution of malicious DLL files. Low Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Uncommon IP Configuration Listing via ipconfig.exe The 'ipconfig' command is used to display TCP/IP network configuration information and refresh the Dynamic Host Configuration Protocol (DHCP) and Domain Name System (DNS) settings. Adversaries may use the command to discover network configuration details. Low Platform Analytics XDR Agent Discovery
Analytics BIOC Uncommon kernel module load Loading of a kernel module using the modprobe command. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Uncommon Launch Agent persistency was registered or modified An uncommon Launch Agent persistence mechanism was registered/modified on the system. Informational Platform Analytics XDR Agent Persistence