Detections

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

6,693 detections

This rule detects modifications to the Internet Explorer ZoneMap Domains registry key, which can be used to add domains to specific security zones (e.g., Trusted Sites). Adversaries might modify these settings to lower security restrictions for malicious websites or to bypass security prompts.
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
0012
Detects applications being added to the "allowed applications" list of Exploit Guard's Controlled Folder Access feature, specifically when these applications are located in suspicious paths. This action can be used by adversaries to bypass Controlled Folder Access protections and execute malicious code.
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
0012
Detects potentially suspicious child processes of WinRAR.exe.
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
306
Detects execution of GfxDownloadWrapper.exe with a URL as an argument to download file.
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
004
Detects a process spawned by the terminal service server process (this could be an indicator for an exploitation of CVE-2019-0708)
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
004
Detects suspicious WMI event filter and command line event consumer based on WMI and Security Logs.
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
003
RDP login with localhost source address may be a tunnelled login
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
002
Detects access to a protected_storage service over the network. Potential abuse of DPAPI to extract domain backup keys from Domain Controllers
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
002
Detects command line parameters or strings often used by crypto miners
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
002
Detects read access to a domain user from a non-machine account
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
001
Detects access to ADMIN$ network share
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
001
Detects tools extracting LSA secret DPAPI domain backup key from Domain Controllers
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
101
Detects external disk drives or plugged-in USB devices.
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
001
Detects well-known credential dumping tools execution via service execution events
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
001
Alerts on Metasploit host's authentications on the domain.
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
001
Detects powershell script installed as a Service
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
001
Detects non-system users failing to get a handle of the SCM database.
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
001
Detects the usage of particular AttributeLDAPDisplayNames, which are known for data exchange via LDAP by the tool LDAPFragger and are additionally not commonly used in companies.
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
001
Detects activity as "net user administrator /domain" and "net group domain admins /domain"
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
001
Detects handle requests and access operations to specific registry keys to calculate the SysKey
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
001
Detects the installation of a well-known TAP driver service. This could be a sign of potential preparation for data exfiltration using tunnelling techniques.
avatar
SigmaHQ Detections@sigmaHQ
avatar
SigmaHQ
2 years ago
001
Page 308 of 319