Detections

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

7,270 detections

Detects lateral movement activity where a host identified as running the Langflow framework attempts to connect to internal MySQL (3306) or Nacos (8848) services while utilizing root credentials, potentially indicating an attacker pivoting from a compromised application server.
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Arnold Chan@slaz
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Midnight Slayer
2 months ago
002
Detects the execution of PostgreSQL dump utilities (pg_dump, pg_dumpall) initiated directly by application-level processes like Langflow or Python, rather than through standard system-level task schedulers. This behavior is indicative of unauthorized data collection or staging of database contents by an application process.
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Arnold Chan@slaz
Defender - KQL
2 months ago
002
Detects embedded CVE-2026-46300 (Fragnesia) Linux privilege escalation exploit code used by KATARU IoT malware, copied unmodified from public PoC
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Arnold Chan@slaz
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Hunters
2 months ago
003
Detects the execution of the 'su' binary preceded by command-line strings that are highly indicative of known Linux privilege escalation exploits, specifically those targeting vulnerabilities like PwnKit (CVE-2021-4034). The rule monitors for common exploit payloads or status messages (e.g., 'prctl PR_SET_DUMPABLE', 'fork userns mapper') associated with successful exploitation attempts that manipulate environment variables or process attributes to elevate privileges to root, while filtering out legitimate container-related processes.
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Arnold Chan@slaz
Defender - KQL
2 months ago
003
Detects the execution of the 'su' binary preceded by command-line strings that are highly indicative of known Linux privilege escalation exploits, specifically those targeting vulnerabilities like PwnKit (CVE-2021-4034). The rule monitors for common exploit payloads or status messages (e.g., 'prctl PR_SET_DUMPABLE', 'fork userns mapper') associated with successful exploitation attempts that manipulate environment variables or process attributes to elevate privileges to root, while filtering out legitimate container-related processes.
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Arnold Chan@slaz
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Hunters
2 months ago
003
Detects KATARU IoT malware samples embedding the DirtyFrag (CVE-2026-43284) Linux local privilege escalation exploit copied from public PoC code, as part of a chained LPE attempt targeting root shell spawning
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Arnold Chan@slaz
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Detections.ai Community
2 months ago
003
Detects KATARU IoT malware embedded exploit code for CVE-2026-31431 (Copy Fail) Linux privilege escalation, identified by shared exploit-chain strings and syscall sequences used to spawn su as root
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Arnold Chan@slaz
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Midnight Slayer
2 months ago
003
Detects KATARU IoT malware embedded exploit code for CVE-2026-31431 (Copy Fail) Linux privilege escalation, identified by shared exploit-chain strings and syscall sequences used to spawn su as root
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Arnold Chan@slaz
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Detections.ai Community
2 months ago
003
This rule monitors network connection logs, DNS query logs, and common security logs for known indicators of compromise, specifically IP addresses and domains associated with command and control (C2) infrastructure.
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Ankit Mehta@Secvyn
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Detections.ai Community
1 month ago
001
Detects an attempt to exploit CVE-2026-42018 in JFrog Artifactory, where an attacker bypasses authentication checks for the AWS token endpoint using a trailing-slash URL manipulation technique. This rule monitors for POST requests to the '/access/api/v1/aws/token/' endpoint.
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Ali AlEnezi@site
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Detections.ai Community
2 months ago
003
Detects attempts to bypass AWS IMDSv2 security protections via the LiteLLM /config/pass_through_endpoint, where attackers inject the 'x-pass-X-aws-ec2-metadata-token' header to potentially strip authentication requirements.
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Arnold Chan@slaz
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Midnight Slayer
2 months ago
005
Detects the execution of the Bun JavaScript runtime invoking 'index.js' as part of an npm lifecycle event (such as preinstall). This pattern is commonly used in supply chain attacks to execute arbitrary code during the installation of malicious packages.
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Hrushikesh Badgujar@H3AD
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Detections.ai Community
2 months ago
405
Detects the execution of the Bun JavaScript runtime invoking 'index.js' as part of an npm lifecycle event (such as preinstall). This pattern is commonly used in supply chain attacks to execute arbitrary code during the installation of malicious packages.
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Hrushikesh Badgujar@H3AD
XQL - Cortex Detections
2 months ago
105
This rule detects command-line activity where a remote resource is downloaded via 'curl', decoded using 'base64', and then piped directly into a shell interpreter (sh, bash, or zsh). This pattern is commonly used in fileless execution or stage-one payload delivery by attackers to execute malicious scripts directly from memory.
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Arnold Chan@slaz
Defender - KQL
1 month ago
101
This rule monitors network traffic, DNS queries, and user web clicks to detect interactions with known malicious domains associated with credential harvesting and phishing campaigns, specifically those impersonating security or SSO portals.
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Arnold Chan@slaz
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Midnight Slayer
2 months ago
408
Rileva l'esecuzione del binario /usr/bin/acpid (path anomalo rispetto al legittimo /usr/sbin/acpid) con command line contenente artefatti di un toolkit di persistenza Linux.
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Andrea Cuore@ZeroDayGlow
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Detections.ai Community
2 months ago
002
Detects browser extension manifest.json files requesting declarativeNetRequest and content_scripts/host_permissions covering AI assistant vendor domains (BragJack attack class)
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Arnold Chan@slaz
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Detections.ai Community
1 month ago
001
Detects network communication with domains and IP addresses known to be associated with 'ClickFix' social engineering campaigns (specifically those masquerading as legitimate HBO Max or macOS related updates). The rule applies a strict correlation between observed malicious IP traffic and specific DNS requests to reduce noise from IP address reuse or threat intelligence feed probes, while also excluding known security-related processes.
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Arnold Chan@slaz
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Hunters
2 months ago
1102
Detects network communication with domains and IP addresses known to be associated with 'ClickFix' social engineering campaigns (specifically those masquerading as legitimate HBO Max or macOS related updates). The rule applies a strict correlation between observed malicious IP traffic and specific DNS requests to reduce noise from IP address reuse or threat intelligence feed probes, while also excluding known security-related processes.
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Arnold Chan@slaz
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Detections.ai Community
2 months ago
102
This rule detects potentially unauthorized access or large-scale extraction of sensitive RADIUS server configuration and credential databases. It monitors for common database management tools and commands used in conjunction with RADIUS-specific paths, particularly when executed by unexpected processes, during off-hours, or in a manner indicative of bulk data export.
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Arnold Chan@slaz
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Hunters
2 months ago
002
This rule detects potentially unauthorized access or large-scale extraction of sensitive RADIUS server configuration and credential databases. It monitors for common database management tools and commands used in conjunction with RADIUS-specific paths, particularly when executed by unexpected processes, during off-hours, or in a manner indicative of bulk data export.
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Arnold Chan@slaz
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Detection & Hunting Community
2 months ago
002
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