Detectors

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

66 detectors match the current filters. tactic: TA0006 ✕

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Type Name Severity Module Data source / event ATT&CK
Analytics BIOC A suspicious process enrolled for a certificate A suspicious process enrolled for a certificate. Low Platform Analytics XDR Agent Credential Access
Analytics BIOC A user logged in from an abnormal country or ASN A user logged in from an unusual country or ASN. This may indicate that the account was compromised. Informational Identity Analytics XDR Agent Credential Access, Resource Development
Analytics A user logged on to multiple workstations via Schannel A user logged on to multiple workstations with a certificate via Schannel. This may be indicative of a compromised account. Informational Identity Analytics XDR Agent Persistence, Privilege Escalation, Credential Access
Analytics Account probing A user failed to log in to multiple hosts it never accessed before in a short amount of time. This may indicate the account is compromised and an attacker is probing for a host it can access with those credentials. Low Identity Analytics XDR Agent Initial Access, Credential Access
Analytics Brute-force attempt on a local account A local user account failed to log in multiple times in a short time period. This may indicate a brute-force attack. Informational Identity Analytics XDR Agent Credential Access
Analytics BIOC Cached credentials discovery with cmdkey Cmdkey is a built-in Windows tool that can cache domain user credentials for use on specific target machines, Attackers can access cached user credentials using cmdkey /list. Low Platform Analytics XDR Agent Credential Access, Discovery
Analytics Cloud IMDS access followed by remote token usage A request was made to the cloud Instance Metadata Service (IMDS) followed by a remote usage of EC2 role token. Medium Cortex Cloud AWS Audit Log, XDR Agent Initial Access, Credential Access
Analytics BIOC Copy a process memory file Copy a process memory file using the dd utility. High Platform Analytics XDR Agent Credential Access
Analytics BIOC Copy a user's GnuPG directory with rsync Copy a user's GnuPG (.gnupg) directory on to a staging folder using the 'find' and 'rsync' commands. Low Platform Analytics XDR Agent Credential Access
Analytics External Login Password Spray An abnormally high amount of user account login attempts were seen on a host within a short period of time. This may have resulted from a login password spray attack. Informational Identity Analytics XDR Agent Credential Access
Analytics BIOC Extracting credentials from Unix files Suspicious Unix files containing insecurely stored credentials were accessed. Low Platform Analytics XDR Agent Credential Access
Analytics BIOC Hydra Password Brute-Force Tool Execution Attackers may use brute-force techniques to gain access to accounts when usernames and/or passwords are unknown. High Platform Analytics XDR Agent Credential Access
Analytics Interactive local account enumeration Multiple non-existing accounts attempted interactive local logins to a host within a short period. This may indicate that an attacker has physical access to the host and is trying to enumerate accounts. Low Identity Analytics XDR Agent Discovery, Credential Access
Analytics Internal Login Password Spray An abnormally high amount of user account login attempts were seen from a host within a short period of time. This may have resulted from a login password spray attack. Informational Identity Analytics XDR Agent Credential Access
Analytics Kerberos Pre-Auth Failures by Host The endpoint failed an unusual number of Kerberos pre-authentications (TGT requests) from at least three users when compared to its baseline. This can indicate a password-spraying attack. Low Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent Credential Access
Analytics Kerberos Pre-Auth Failures by User and Host The user account on this host failed Kerberos pre-authentications (TGT requests) an unusual number of times. This can indicate a Kerberos brute-force attack. Informational Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent Credential Access
Analytics BIOC Keylogging using system commands Usage of a Linux system utility to capture input. Low Platform Analytics XDR Agent Credential Access, Collection
Analytics BIOC Kubernetes secret enumeration activity Kubectl secret enumeration command was executed. Informational Platform Analytics XDR Agent Credential Access
Analytics Machine Account NTLM Relay An NTLM NTProofStr was seen from more than one source. This indicates that machine account NTLM authentication data has been relayed. Low Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent Credential Access, Lateral Movement
Analytics BIOC Memory dumping with comsvcs.dll A process memory dump was performed using comsvcs.dll MiniDump. This method is commonly used by attackers to dump Lsass.exe (Local Security Authority Subsystem Service) process memory to a file, so they could later extract credentials from the memory dump. High Platform Analytics XDR Agent Credential Access
Analytics Microsoft Configuration Manager device registration and policy request A user registered a device and requested a Microsoft Configuration Manager policy. Informational Identity Analytics XDR Agent Credential Access, Privilege Escalation
Analytics BIOC Mimikatz command-line arguments These command-line arguments are often used by Mimikatz to dump and harvest credentials. High Platform Analytics XDR Agent Credential Access
Analytics BIOC Modification of PAM Modification of PAM configuration files. Informational Platform Analytics XDR Agent Persistence, Defense Evasion, Credential Access
Analytics BIOC Multiple uncommon SSH Servers with the same Server host key Multiple uncommon SSH servers were observed using the same host key. Low Platform Analytics Palo Alto Networks Firewall EAL Logs, XDR Agent Credential Access
Analytics Multiple user accounts failed login due to account lockouts A high amount of user accounts were locked out from a single source host in a short time period. This may be the result of a brute-force or password spray attack. Low Identity Analytics XDR Agent Credential Access
Analytics Multiple Weakly-Encrypted Kerberos Tickets Received A user accessed a number of services associated with user accounts in the 10 minutes leading to the alert, generating a number of weakly encrypted Kerberos TGS (ticket granting service) tickets that is significantly larger than the number of weakly encrypted TGS tickets received by that user in the 30 days leading to the alert. Services associated with user accounts are a common target for Kerberoasting due to default weak encryption. Low Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent Credential Access
Analytics NTLM Brute Force A user account attempted to authenticate to a target using NTLM an excessive number of times in a short period. This may indicate an NTLM brute force attack. Informational Identity Analytics XDR Agent Credential Access
Analytics NTLM Brute Force on a Service Account A service account attempted to authenticate to a target using NTLM an excessive number of times in a short period. This may indicate a NTLM brute-force attack. Low Identity Analytics XDR Agent Credential Access
Analytics NTLM Brute Force on an Administrator Account An administrator account attempted to authenticate using NTLM to a target an excessive number of times in a short period. This may indicate an NTLM brute-force attack. Low Identity Analytics XDR Agent Credential Access
Analytics NTLM Hash Harvesting An unusual number of users has sent NTLM to a target in the last hour. This may be indicative of poisoning and NTLM hash harvesting. Medium Identity Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent Credential Access
Analytics NTLM Password Spray A single host tried to perform an unusual amount of login attempts using NTLM in a short period of time. This may be indicative of a NTLM password spray attack. Informational Identity Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent Credential Access
Analytics NTLM Relay An NTLM NTProofStr was seen from more than one source. This indicates that NTLM authentication data has been relayed. Informational Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent Credential Access, Lateral Movement
Analytics Possible AS-REP Roasting Attack A user enumerated all accounts that don't require pre-authentication in the organization and specifically requested tickets for those accounts. This is typically a sign of an AS-REP Roasting attack. Medium Identity Analytics XDR Agent, XDR Agent with eXtended Threat Hunting (XTH) Credential Access
Analytics Possible brute force on sudo user A user executed an unusual amount of sudo commands in a short time period. This may indicate an attempt to guess the sudo password. Informational Platform Analytics XDR Agent Credential Access
Analytics Possible brute force or configuration change attempt on cytool An unusual amount of cytool commands were executed in a short period from a user who doesn't usually run these commands. This may indicate an attempt to guess the Administrator password. High Platform Analytics XDR Agent Credential Access
Analytics Possible Brute-Force attempt A user account attempted to authenticate to a target an excessive number of times in a short period. This may indicate a brute-force attack. Informational Identity Analytics XDR Agent Credential Access, Lateral Movement
Analytics Possible external RDP Brute-Force Multiple failed remote logins originated from an external IP with at least one successful login. This may indicate a successful brute-force attack. Low Identity Analytics XDR Agent Credential Access
Analytics Possible Kerberoasting attack A user enumerated all service principals in the organization and specifically requested weak and deprecated encryption in a ticket request. This is typically a sign of a Kerberoasting attack. Medium Identity Analytics XDR Agent, XDR Agent with eXtended Threat Hunting (XTH) Credential Access
Analytics BIOC Possible Kerberoasting without SPNs A user specifically requested weak and deprecated encryption in a Kerberos TGS request. This provides easy-to-crack hashes, and is typically a sign of a Kerberoasting attack. The requested service was specified by using a suspicious SPN type, which is often used by Kerberoasting tools to request by SAN instead of SPN. Low Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent Credential Access
Analytics BIOC Possible network sniffing attempt via tcpdump or tshark Attackers may monitor network traffic for cleartext credentials or to learn the network's configuration. Low Platform Analytics XDR Agent Credential Access, Discovery
Analytics BIOC Possible new DHCP server A DHCP response was sent from an unknown DHCP server. Attackers may send a DHCP response to a host in his LAN to inject a DNS server, route or WPAD server. Medium Platform Analytics XDR Agent Credential Access
Analytics BIOC Possible Search For Password Files Attackers often search for files that have passwords in them. Medium Platform Analytics XDR Agent Credential Access
Analytics Potential extraction of NAA Account Credentials in Microsoft Configuration Manager Possible user attempt to deobfuscate Network Access Account (NAA) credentials in Microsoft Configuration Manager. This may indicate a compromised account. Low Identity Analytics AzureAD Audit Log, Microsoft Graph Logs, Office 365 Audit, Okta, Palo Alto Networks Global Protect, Third-Party VPNs, XDR Agent, XDR Agent with eXtended Threat Hunting (XTH) Credential Access, Defense Evasion
Analytics Potential NTLM Relay Attack Multiple NTLM authentications were made to the same workstation and user from different IPs. This might indicate a potential NTLM Relay attack. Informational Identity Analytics XDR Agent Credential Access, Lateral Movement
Analytics Potential NTLM Relay Attack against a Microsoft Configuration Manager Site Server Multiple NTLM authentications were made to the same Microsoft Configuration Manager site server and user from different IPs in a short period of time. This might indicate a potential NTLM Relay attack. Informational Identity Analytics XDR Agent Credential Access, Lateral Movement
Analytics BIOC Procdump executed from an atypical directory Procdump.exe is a SysInternals tool used to dump process memory; it can be used to dump lsass.exe memory to extract credentials. Medium Platform Analytics XDR Agent Defense Evasion, Credential Access
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 Remote account enumeration Multiple non-existing accounts failed to remotely log in to a host in a short period of time. This may indicate an attacker is trying to remotely enumerate accounts. Informational Identity Analytics XDR Agent Discovery, Credential Access
Analytics BIOC Retrieval of kubelet credentials A process retrieved kubelet credentials. Informational Platform Analytics XDR Agent Credential Access
Analytics SSH authentication brute force attempts A user attempted to authenticate via SSH an excessive number of times in a short period. This may indicate a brute force attack. Informational Identity Analytics XDR Agent Credential Access
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 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 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 NTLM authentication with machine account A suspicious NTLM authentication attempt was made by a machine account. Informational Identity Analytics Palo Alto Networks Firewall EAL Logs, XDR Agent Credential Access
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 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 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 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 SQL like command line Uncommon SQL query in command line of an executed process. Informational Platform Analytics XDR Agent Credential Access
Analytics Uncommon WPAD queries There were multiple attempts to access WPAD resources by a single host in your network. This may indicate a malicious activity. Informational Platform Analytics Palo Alto Networks Firewall EAL Logs, XDR Agent Credential Access
Analytics BIOC Unprivileged process opened a registry hive An unprivileged process opened a registry hive directly. Low Platform Analytics XDR Agent Credential Access
Analytics BIOC Unusual ADFS Remote Synchronization network connections from non-ADFS server Detected an unauthorized configuration sync request to the ADFS Policy Store from a non-ADFS server, step for forging SAML tokens in a Golden SAML attack. Low Platform Analytics Palo Alto Networks Firewall EAL Logs, XDR Agent Credential Access, Lateral Movement
Analytics BIOC Unusual Azure AD sync module load A process that does not usually load the Azure AD Sync mcrypt.dll loaded the module. Low Identity Threat Detection (ITDR) XDR Agent Credential Access
Analytics BIOC Unusual cloud Instance Metadata Service (IMDS) access A request to cloud Instance Metadata Service (IMDS) was made by an unusual process. This process does not usually access the Instance Metadata Service. An attacker may extract cloud compute tokens to gain access to a cloud environment. Informational Cortex Cloud XDR Agent Credential Access
Analytics BIOC Weakly-Encrypted Kerberos TGT Response A weakly encrypted Kerberos TGT was issued by a domain controller. The encryption type is abnormal for this DC and results in a TGT that is easier to crack. This behavior may indicate a Skeleton Key attack. Informational Platform Analytics Palo Alto Networks Firewall EAL Logs, XDR Agent Credential Access, Defense Evasion, Persistence
Analytics BIOC Weakly-Encrypted Kerberos Ticket Requested A user specifically requested weak and deprecated encryption in a Kerberos TGS request. This provides easy-to-crack hashes and is typically a sign of a Kerberoasting attack. Low Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent Credential Access