Detections

Explore public detection logic contributed by the community across SIEM and rule languages.

8,410 detections

Detects scenarios where an attacker changes permissions on the AdminSDHolder container to establish persistence.
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
0015
Detects scenarios where an attacker reset or synchronize with another domain account the DSRM (Directory Services Restore Mode) password in order to escalate privileges.
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
0015
Detects scenarios where an attacker grants new privileges on a SQL instance level
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
0014
Detects scenarios where an attacker update the Service Principal Name (SPN) of a user account in order to enable Kerberoast attack and crack its password.
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
0014
Detects scenarios where an attacker failed to replace the original sethc.exe file by cmd.exe.
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
0013
Detects scenarios where an attacker adds a reference in the registry to a malicious SSP (Security Support Provider). Note that this rule will not work with "in memory" SSP injection (Mimikatz).
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
0013
Detects scenarios where an attacker update the Service Principal Name (SPN) of a computer account in order to perform "Kerberos redirection" and escalate privileges.
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
0013
Detects scenarios where an attacker adds his account to a server role (sysadmin, securityadmin, serveradmin, ...)
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
1012
Detects scenarios where an attacker modify the permissions of a service in order to abuse its privileges
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
0012
Detects scenarios where an attacker attempts to replace the original sethc.exe file by cmd.exe.
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
0012
Detects scenarios where an attacker attempts to create a hard link.
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
0012
Detects scenarios where an attacker set an account with Kerberos pre-authentication not required to perform offline brutforce. Account with this status can be checked with the following command > "Get-ADUser -Filter 'useraccountcontrol -band 4194304' -Properties useraccountcontrol".
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
0012
Detects command line patterns associated with the threat actor Bonadan (also known as APT27, Emissary Panda, Lucky Mouse, Bronze Union, G0065). This rule identifies the use of certutil for decoding payloads, wmic for process creation, and schtasks for persistence in suspicious directories.
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Maggie Martin@mmartin
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Detections.ai Community
1 year ago
70146
Detects scenarios where an attacker installs the Mimikatz driver to bypass the LSA protected mode (RunAsPPL) and dump LSASS process content.
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
0011
Detects scenarios where an attacker attempts to create a symbolic link.
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
0011
Detects scenarios where a suspicious group membership is changed. Having Microsoft LAPS installed may trigger false positive events for the builtin administrators group triggered by the system account (S-1-5-18).
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
0011
Detects scenarios where an attacker attempts authenticate to the database using a disabled user accont
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
0010
Detects scenarios where an attacker attempts to register the SMBexec service to estasblish persistence.
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
0010
This rule detects activity related to 'SMOKEDHAM backdoor' which manipulate the default running service accounf of the MSDTC service in order to DLL side-load a malicious binary.
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
1010
Detects scenarios where attack attempts to elevate privileges via customize Runas tool.
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
0010
Detects scenarios where an attacker exploit the PrintNightmare vulnerability by abusing the Windows print spooler using the service exposed by Gentilkiwi
SIGMA Detection Rules@SIGMADetectionRules
SIGMA Detection Rules
1 year ago
0010
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