Detectors

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

126 detectors match the current filters. tactic: TA0005 ✕

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Type Name Severity Module Data source / event ATT&CK
Analytics BIOC A LOLBIN was copied to a different location To evade detection, attackers may copy a LOLBIN executable to a different location. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC A process is masquerading as a common Microsoft product An attacker might leverage common Microsoft software image names to run malicious processes without being caught. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC A rare DLL, signed by an uncommon vendor, was hijacked into a Microsoft process A signed DLL was loaded into a Microsoft-signed process. This DLL hash and signature vendor are rare, which might indicate an attacker performing DLL hijacking. Informational Platform Analytics XDR Agent Persistence, Privilege Escalation, Defense Evasion
Analytics BIOC A third-party utility was copied to a different location To evade detection, attackers may copy a third-party utility executable to a different location. Informational Platform Analytics XDR Agent Defense Evasion
BIOC Administrator obtains access rights to a file using icacls.exe Grant an administrator file access privileges. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC Authentication Attempt From a Dormant Account A dormant user account tried to authenticate to a service using a TGS after having been unused for a year or more. This may indicate the account is misused by an attacker. Informational Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent Defense Evasion
BIOC Base64 decoding using the base64 utility Base64 decoding using the base64 utility with the -d argument provided. Informational Platform Analytics Process execution Defense Evasion
BIOC Browser downloads an .hta or .application file .hta and .application files are Windows applications that may serve as an attack vector by executing code maliciously using trusted Windows applications. Informational Platform Analytics File Defense Evasion
BIOC Changing permissions or ownership of a file or folder Changing the permissions or ownership of a file or folder can be done to get access to sensitive data. Informational Platform Analytics Process execution Defense Evasion
BIOC Chrome launched in Incognito mode May be used to cover up malware or malicious insider activity. Informational Platform Analytics Process execution Defense Evasion
BIOC Clear event logging policy using auditpol.exe Attackers may clear Windows Event Logging policies using auditpol.exe. Informational Platform Analytics Process execution Defense Evasion
BIOC Clearing logs by copying /dev/null to a log file Usage of the cp command to copy /dev/null to a file and clear its content. Informational Platform Analytics Process execution Defense Evasion
BIOC Clearing logs by executing cat /dev/null Usage of cat /dev/null to clear the contents of a log file. Informational Platform Analytics Process execution Defense Evasion
BIOC Common Apple process name missing Apple digital signature These common Apple process names should normally be signed with the Apple Inc. digital signature. Naming processes with common names is a common way attackers obfuscate their activities. Informational Platform Analytics Process execution Defense Evasion
BIOC Common Mozilla process name missing Mozilla digital certificate These common Mozilla process names should normally be signed with the Mozilla Corporation digital signature. Naming processes with common names is a common way attackers obfuscate their activities. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC Common third-party software name masquerading An attacker might leverage common third-party software image names to run malicious processes without being caught. Informational Platform Analytics XDR Agent Defense Evasion
BIOC Commonly abused process executed with obfuscated characters Commonly abused process executed with obfuscated characters. Informational Platform Analytics Process execution Defense Evasion
BIOC Commonly abused process spawns out of rundll32.exe This type of execution happens in .dll based attacks. Informational Platform Analytics Process execution Defense Evasion
BIOC Compiled HTML (help file) makes network connections Compiled HTML (help files) should not normally need to connect to the network. This may have limited legitimate uses, yet this behavior is often observed by malware leveraging malicious CHM files to deliver a 2nd stage payload. Informational Platform Analytics Network Defense Evasion
BIOC Compiler process started by an Office process The processes (csc.exe & vbc.exe) invoke compilers via command prompt and compile a payload on the fly. This is leveraged by attackers to create a new payload on every machine. Informational Platform Analytics Process execution Defense Evasion
BIOC Data destruction using sdelete.exe Attackers may use sdelete.exe to delete files from the target host. Informational Platform Analytics Process execution Defense Evasion, Impact
BIOC Disable outlook security via Registry Attackers may try to disable outlook security features by modifying the Registry. Informational Platform Analytics Registry Defense Evasion
BIOC Disabling Windows Defender via Registry Windows Defender stores its configuration in the Registry. By modifying these values, an attacker can disable security features. Informational Platform Analytics Registry Defense Evasion
BIOC Driver written to a temporary directory Drivers are highly unlikely to be written or moved to a temp directory. Check whether this driver is legitimate. Informational Platform Analytics File Defense Evasion
BIOC Evasion using time-based properties Attackers may check Event Log to evade virtualized environments. Informational Platform Analytics Process execution Defense Evasion, Discovery
Analytics BIOC Executable moved to Windows system folder An attacker may be trying to avoid detection by moving an executable to a Windows system folder. Informational Platform Analytics XDR Agent Defense Evasion
BIOC Execution of commonly abused AutoIT script AutoIT scripts have legitimate uses, but are often abused by malware to execute in a signed process context. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC Execution of masqueraded third-party utility An attacker may be trying to avoid detection of third-party utility execution by renaming it. Informational Platform Analytics XDR Agent Defense Evasion
BIOC Execution of regsvcs/regasm with uncommon paths The regasm.exe/regsvcs.exe commands are used to register .NET COM assemblies, which are typically located in specific paths. Uncommon paths may indicate malicious code is being registered. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC Execution of renamed lolbin An attacker may be trying to avoid detection of lolbin's execution using a renamed lolbin. Informational Platform Analytics XDR Agent Defense Evasion
BIOC Execution of WSL Distro Detecting a new instance execution of Windows Subsystem for Linux distro. Informational Platform Analytics File Defense Evasion
Analytics BIOC Failed Login For Locked-Out Account A locked-out user account (event ID 4725 or 4740) was used in a Kerberos TGT pre-authentication attempt. Informational Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent Defense Evasion
BIOC File renamed to have a script extension Adversaries may create 'benign-looking' files, which are later used as malicious scripts by changing their extension. Informational Platform Analytics File Defense Evasion
BIOC File timestamp tampering An attacker may modify file timestamps by running the touch command to hide their activities. Informational Platform Analytics Process execution Defense Evasion
BIOC Fltmc.exe used to unload filter driver Attackers can abuse the Filter Manager Control Program (fltMC.exe) to unload MiniFilter drivers, some of which may be used for activity monitoring. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC Globally uncommon high entropy module was loaded A module with high entropy and a globally uncommon hash was loaded. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Globally uncommon high entropy process was executed A process with high entropy and a globally uncommon hash was executed. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Globally uncommon image load from a signed process A signed process loaded a DLL that, on a global level, it usually doesn't load. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Globally uncommon injection from a signed process A signed process injected into another process that it does not normally target at a global level. Informational Platform Analytics XDR Agent Defense Evasion, Persistence
Analytics BIOC Globally uncommon IP address connection from a signed process A signed process connected to an external IP address that, on a global level, it usually doesn't connect to. Informational Platform Analytics XDR Agent Defense Evasion, Command and Control
Analytics BIOC Hidden Attribute was added to a file using attrib.exe Hidden attribute was added to a file using attrib.exe, adversaries may set files to be hidden to evade detection mechanisms. Informational Platform Analytics XDR Agent Defense Evasion
BIOC Hidden directory creation Attackers may create hidden directories to hide malware or staged files. Informational Platform Analytics Process execution Defense Evasion
BIOC Hidden file and directory creation Creation of a hidden file inside a hidden directory. Informational Platform Analytics File Defense Evasion
Analytics BIOC Indicator blocking Auditing or logging configuration changes on Linux host. Informational Platform Analytics XDR Agent Defense Evasion
BIOC Injection into ping.exe A process injected into an instance of ping.exe. Informational Platform Analytics Remote code Defense Evasion
Analytics BIOC Injection into rundll32.exe A process injected into an instance of rundll32.exe. Informational Platform Analytics XDR Agent Defense Evasion
BIOC Internet Explorer security settings modification The Security Settings Check feature, which checks Internet Explorer security settings to determine risk, was disabled. Informational Platform Analytics Registry Defense Evasion
Analytics BIOC Iptables configuration command was executed The iptables process was executed with a command to add or delete rules on the host. Informational Platform Analytics XDR Agent Defense Evasion
BIOC ISO mounted manually A user manually mounted an ISO file. Informational Platform Analytics File Defense Evasion
BIOC Log deletion in known log file directories Deletion of log files in known log directories. Informational Platform Analytics File Defense Evasion
BIOC Log deletion using the truncate command Usage of the truncate utility using "-s 0" argument to clear log files. Informational Platform Analytics Process execution Defense Evasion
BIOC Log deletion via command-line tool An attacker may use the rm command to remove traces of their activities. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC LOLBAS executable injects into another process A signed binary, which can be abused to run code, injected code to another process. Informational Platform Analytics XDR Agent Defense Evasion
BIOC MacOS firewall manipulation An attacker may modify a firewall via command line to bypass network controls. Informational Platform Analytics Process execution Defense Evasion
BIOC Manipulation of Crypto Subject Interface Package (SIP) Provider Malicious modification of crypto subject interface package (SIP) provider Registry keys can be leveraged to trick the OS into incorrectly validating invalid signing certificates. May have legitimate uses, but check for malicious activity. Informational Platform Analytics Registry Defense Evasion
BIOC Manipulation of Windows Defender configuration Commands used to bypass, disable or harm Windows Defender. Informational Platform Analytics Process execution Defense Evasion
BIOC Manipulation of Windows Event Log auto-backup via Registry This key enables/disables the automatic backups of event logs when they are full. Informational Platform Analytics Registry Defense Evasion
BIOC Microsoft HTML Application Host spawns from CMD or PowerShell Microsoft HTML Application Host is a program whose source code consists of HTML, Dynamic HTML and a few scripting languages compatible with Internet Explorer such as VBScript or JScript. It does not typically spawn from PowerShell or CMD. Informational Platform Analytics Process execution Defense Evasion
BIOC Microsoft HTML Application Host spawns from Explorer.exe Mshta allows execution of .hta files, an attacker can use mshta to execute malicious hta files on the victim's host. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC Modification of PAM Modification of PAM configuration files. Informational Platform Analytics XDR Agent Persistence, Defense Evasion, Credential Access
BIOC Modification of Windows boot configuration using bcdedit.exe BCDEdit is a Microsoft Windows utility that can modify boot parameters. It is usually used as part of an attack to prevent repair of the affected system by disabling booting in recovery mode. It can also be used to stop Windows' Patchguard from objecting to the unsigned and insecure nature of a driver being loaded. Informational Platform Analytics Process execution Defense Evasion, Impact
BIOC MSBuild execution Attackers may use MSBuild.exe to proxy execution of code through a trusted Windows utility. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC MSI accessed a web page running a server-side script The Microsoft installer command line included a URL to a web page running a server-side script, which is suspicious. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Msiexec execution of an executable from an uncommon remote location Msiexec is the command-line utility for the Windows Installer. Adversaries may abuse msiexec.exe to proxy execution of malicious payloads from remote locations. Informational Platform Analytics XDR Agent Defense Evasion
BIOC Netsh.exe modifies allowed firewall port/program lists Malware will often modify local firewall settings to permit untrusted software to communicate with the Internet for C2. Check for malicious use. Informational Platform Analytics Process execution Defense Evasion
BIOC New certificate added to the trusted root store Untrusted certificates could be used to install untrusted drivers and malicious code. Informational Platform Analytics Process execution Defense Evasion
BIOC Permissive file privileges were granted Setting readable, writable, and executable permissions for all users may pose a major security risk. Informational Platform Analytics Process execution Defense Evasion
BIOC Ping executed with loopback address This seemingly strange "wait" mechanism is often used by malware to stall command execution. Informational Platform Analytics Process execution Defense Evasion
BIOC Ping to a known external IP address Pinging a known external IP address is often used by malware to check internet connectivity. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC Ping to localhost from an uncommon, unsigned parent process Ping is often used by malware and attackers to delay the execution of suspicious commands in sandbox environments. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Possible binary padding using dd A suspicious dd command ran and added data to a binary. This may indicate binary padding to change the hash of a file. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Possible data obfuscation A command that can be used for file obfuscation was executed with an uncommon command line. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Possible DLL Hijack into a Microsoft process An unsigned DLL was loaded into a Microsoft signed process. This DLL name is usually signed by Microsoft, which might indicate an attacker performing DLL Hijacking. Informational Platform Analytics XDR Agent Persistence, Privilege Escalation, Defense Evasion
BIOC Possible log destruction using the dd command Possible destruction of system log files using the dd command. Informational Platform Analytics File Defense Evasion
BIOC PowerShell is used to execute a CPL file Attackers may use PowerShell.exe to execute a CPL file to achieve Control Panel proxy execution. Informational Platform Analytics Process execution Defense Evasion
BIOC PowerShell is used to modify a timestamp Attackers may use PowerShell.exe to modify the timestamp of a file. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC Rare signature signed executable executed in the network Attackers may use signed executables by less known vendors to bypass security features. Informational Platform Analytics XDR Agent Defense Evasion
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
BIOC Root certificate installed Installation of a root certificate on a compromised system would give an adversary a way to degrade the security of that system. Informational Platform Analytics Registry Defense Evasion
BIOC Root certificate installed Installation of a root certificate on a compromised system would give an adversary a way to degrade the security of that system. Informational Platform Analytics Process execution Defense Evasion
BIOC Rundll32 loads a known abused DLL Rundll32.exe is called to execute an arbitrary binary, this execution may also bypass whitelisting defenses as a signed Microsoft application. Informational Platform Analytics Process execution Defense Evasion
BIOC Scripting engine creates an Alternate Data Stream (ADS) Malware may hide data inside alternate data streams instead of inside a file. Informational Platform Analytics File Defense Evasion
BIOC Security services stopped Attackers may stop security critical services to avoid possible detection of their activities. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC Security tools detection attempt A script has executed commands that can be used to detect security tools. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Defense Evasion, Discovery
BIOC SELinux was set to permissive mode SELinux was set to permissive mode using the "setenforce 0" command. Informational Platform Analytics Process execution Defense Evasion
BIOC Shell binary copied to another location Attackers may try to evade detection by copying the shell binary to an innocent-looking name. Informational Platform Analytics Process execution Defense Evasion
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
BIOC SmartScreen disabled via Registry These Registry keys control the SmartScreen. Malware may turn it off to evade SmartScreen functionality. Informational Platform Analytics Registry Defense Evasion
Analytics BIOC Space after filename A file was created or renamed to have a space at the end of its name. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Defense Evasion
BIOC Space after filename creation An attacker may append a space to the end of a filename to change how it's processed by the operating system. Informational Platform Analytics File Defense Evasion
Analytics BIOC Suspicious AMSI decode attempt A script has executed commands that can be used to decode commands or files. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Defense Evasion
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 execution from tmp folder An unpopular process was executed from the tmp folder. Informational Platform Analytics XDR Agent Defense Evasion
BIOC Suspicious usage of cytool.exe The Cortex XDR agent can be controlled by a command-line tool named cytool.exe. Attackers may use it to disable the Cortex XDR agent. Informational Platform Analytics Process execution Defense Evasion
BIOC SyncAppvPublishingServer used to run PowerShell code SyncAppvPublishingServer is part of Microsoft Application Virtualization (App-V), which may be used by an attacker to run PowerShell code. Informational Platform Analytics Process execution Defense Evasion
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 Tampering with the Windows User Account Controls (UAC) configuration EnableLUA specifies whether Windows User Account Controls (UAC) notifies the user when programs try to modify the computer. UAC was formerly known as Limited User Account (LUA). Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Defense Evasion
BIOC Tampering with Windows certificate blocking configuration Adding subkeys of the certificates to block disallows a security vendor's certificate on the affected computer, so that Windows would not allow the program to run. Informational Platform Analytics Registry Defense Evasion
BIOC Tampering with Windows Control Panel configuration DLLs with .cpl suffix are executed when accessing the Control Panel. Malicious code may run this way even if AppLocker enabled. Informational Platform Analytics Registry Defense Evasion