Detections

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

956 detections

This rule detects potential execution of malicious files from removable media (e.g., USB drives). It monitors for a sequence of events where a removable drive is mounted, a file is subsequently created on that drive, and then that same file is executed within a short time window.
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Arnold Chan@slaz
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Detection & Hunting Community
2 months ago
002
This rule detects potential execution of malicious files from removable media (e.g., USB drives). It monitors for a sequence of events where a removable drive is mounted, a file is subsequently created on that drive, and then that same file is executed within a short time window.
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Arnold Chan@slaz
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Detections.ai Community
2 months ago
002
Detects processes attempting to access sensitive Linux system files (/etc/passwd or /etc/shadow) that are not typically associated with system administration, security, or identity management tasks. This behavior may indicate an attempt by an unauthorized user or process to gather credentials or system configuration information.
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Shadows VMB@Vemorian_Mort
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Detections.ai Community
2 months ago
109
Detects the creation of files named 'strEncodedData.txt' on the local file system. This naming convention is associated with the DarkTortilla RAT, which uses this specific file to stage encoded data prior to exfiltration or further processing.
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Georgios Maragos@Gmarak
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Detections.ai Community
2 months ago
106
Detects remote file access (via SMB, named pipes, or TCP) to the Active Directory Certificate Services (AD CS) 'CertLog' directory. This directory contains the CA database (.edb), which holds issued certificates and archived private keys. Access to these files from a non-CA host is a strong indicator of an attempt to exfiltrate the CA database for offline certificate and private key recovery.
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Lacey Cochrane@NullVectorX
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XQL Threat Forge
2 months ago
6031
Detects access to sensitive credential stores (KeePass databases, Firefox logins, SSH keys, VPN configuration files) by suspicious processes, specifically those associated with potential credential harvesting tools or unauthorized update binaries.
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Arnold Chan@slaz
Defender - KQL
1 month ago
000
Detects access to sensitive credential stores (KeePass databases, Firefox logins, SSH keys, VPN configuration files) by suspicious processes, specifically those associated with potential credential harvesting tools or unauthorized update binaries.
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Arnold Chan@slaz
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Detection & Hunting Community
1 month ago
000
Detects unauthorized processes attempting to access sensitive application data files such as browser cookies, local state, or data stored by applications like Discord, Telegram, and Steam, which are frequent targets for credential-stealing malware.
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Arnold Chan@slaz
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Detection & Hunting Community
1 month ago
000
Detects unauthorized processes attempting to access sensitive application data files such as browser cookies, local state, or data stored by applications like Discord, Telegram, and Steam, which are frequent targets for credential-stealing malware.
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Arnold Chan@slaz
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Midnight Slayer
1 month ago
000
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
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Hunters
1 month ago
000
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
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Midnight Slayer
1 month ago
000
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
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Detections.ai Community
1 month ago
000
Detects unauthorized processes (e.g., cmd.exe, powershell.exe, node.exe) accessing sensitive web browser files like 'Login Data' or 'Cookies' in common browser directories. This behavior is indicative of credential theft or data exfiltration attempts.
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Arnold Chan@slaz
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Detection & Hunting Community
2 months ago
105
This rule detects the use of common command-line utilities (grep, find, bash, sh, awk) to search for sensitive files, such as SSH keys, configuration files containing credentials, or password-related patterns. The rule includes exclusions for common administrative, security, and backup tools that might legitimately perform such scans.
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Arnold Chan@slaz
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Midnight Slayer
1 month ago
000
Detects the legitimate wmpnetwk.exe process, commonly used as a target for ShadowPad process injection, initiating outbound network connections while simultaneously accessing Firefox browser profile data. This behavior is indicative of credential theft and command-and-control communication typical of post-compromise activity.
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Ankit Mehta@Secvyn
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Detections.ai Community
2 months ago
102
Detects processes that access sensitive browser credential or cookie files (e.g., Login Data, Cookies) followed by network activity within a 10-minute window, which is a common behavior pattern of information-stealing malware such as Amatera or ACR Stealer.
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Arnold Chan@slaz
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Detection & Hunting Community
2 months ago
107
Detects attempts to access sensitive files like environment variables (.env), cloud provider credentials (AWS/Azure), or Terraform state files via a web server interface, specifically targeting Vite development server deployments.
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Arnold Chan@slaz
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Detection & Hunting Community
1 month ago
000
Detects attempts to access sensitive files like environment variables (.env), cloud provider credentials (AWS/Azure), or Terraform state files via a web server interface, specifically targeting Vite development server deployments.
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Arnold Chan@slaz
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Detections.ai Community
1 month ago
000
Detects a single process accessing multiple distinct sensitive files related to cryptocurrency wallets, SSH keys, or seed phrases within a short duration. This pattern of bulk file access is highly indicative of automated credential harvesting modules like those found in the CRPx0 malware family.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
000
Detects unauthorized processes (e.g., cmd.exe, powershell.exe, node.exe) accessing sensitive web browser files like 'Login Data' or 'Cookies' in common browser directories. This behavior is indicative of credential theft or data exfiltration attempts.
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Arnold Chan@slaz
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Detections.ai Community
2 months ago
104
Detects potential credential harvesting or process memory manipulation against browser processes (Chrome or Edge). The rule monitors for unauthorized debugging activity initiated against browser processes (e.g., using flags like DEBUG_PROCESS or specific API calls) and the access of the App-Bound encryption provider symbol, which is often a target for attackers seeking to decrypt browser-stored secrets.
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Arnold Chan@slaz
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Detection & Hunting Community
2 months ago
105
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