Detections

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

7,142 detections

This rule detects potential web skimmer activity where a user's browser performs a network connection to known payload delivery hosts (e.g., paste.sh or Google Sheets API) followed by a clipboard modification event on the same device within a one-hour window. This behavior is consistent with malicious scripts attempting to replace copied cryptocurrency wallet addresses with an attacker-controlled address.
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Ankit Mehta@Secvyn
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Hunters
1 month ago
000
This rule detects potential browser-based wallet address substitution attacks by monitoring for a specific sequence of network connections within a single browser process. It looks for connections to cryptocurrency swap platforms (SimpleSwap/SwapZone) closely followed by the retrieval of an external loader script (paste.sh) and a Google Sheets Visualization API payload, which is a known technique for injecting malicious scripts that intercept and modify XHR/fetch responses in the user's browser.
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Ankit Mehta@Secvyn
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Detection & Hunting Community
1 month ago
000
This rule detects potential browser-based wallet address substitution attacks by monitoring for a specific sequence of network connections within a single browser process. It looks for connections to cryptocurrency swap platforms (SimpleSwap/SwapZone) closely followed by the retrieval of an external loader script (paste.sh) and a Google Sheets Visualization API payload, which is a known technique for injecting malicious scripts that intercept and modify XHR/fetch responses in the user's browser.
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Ankit Mehta@Secvyn
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Hunters
1 month ago
000
This rule detects potential browser-based manipulation or phishing campaigns where a user visits a known loader script host (paste.sh) and subsequently visits cryptocurrency trading sites (SimpleSwap, SwapZone) within a short time window. This behavior is indicative of an injected script modifying the browser's view of trading sites to display deceptive 'Loyalty Bonus' or discount banners to lure users into transactions.
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Ankit Mehta@Secvyn
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Hunters
1 month ago
000
This rule detects potential browser-based manipulation or phishing campaigns where a user visits a known loader script host (paste.sh) and subsequently visits cryptocurrency trading sites (SimpleSwap, SwapZone) within a short time window. This behavior is indicative of an injected script modifying the browser's view of trading sites to display deceptive 'Loyalty Bonus' or discount banners to lure users into transactions.
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Ankit Mehta@Secvyn
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Detection & Hunting Community
1 month ago
000
Detects a multi-stage browser-based web skimming attack. The rule identifies a specific sequence of network activity: a device fetching an obfuscated loader script from 'paste.sh', followed by retrieving payload fragments from the 'Google Sheets Visualization API', and concluding with network interactions with crypto-transaction services 'SwapZone.io' or 'SimpleSwap.io', characteristic of a browser-based wallet-drainer campaign.
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Ankit Mehta@Secvyn
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Detections.ai Community
1 month ago
000
This rule detects activities related to Tampermonkey (a popular browser extension for userscripts) or interactions with paste.sh, often used for hosting scripts or payloads. The rule monitors both process-level executions and network requests for these indicators, which may be associated with malicious script execution or browser-based credential or session theft.
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Ankit Mehta@Secvyn
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Detections.ai Community
1 month ago
000
This rule detects the use of package managers like 'pip' or 'npm' to install specific suspicious software packages or tools often associated with supply chain compromise or malicious library installation (e.g., 'huggingface-cli', 'unused-imports', 'react-codeshift').
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Ankit Mehta@Secvyn
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Hunters
1 month ago
000
This rule detects the use of package managers like 'pip' or 'npm' to install specific suspicious software packages or tools often associated with supply chain compromise or malicious library installation (e.g., 'huggingface-cli', 'unused-imports', 'react-codeshift').
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Ankit Mehta@Secvyn
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Detection & Hunting Community
1 month ago
000
Detects package manager processes (npm, pip, python) executing install-related commands followed by the creation or modification of sensitive files (SSH keys, cloud credentials, shell configurations) within a short timeframe. This behavior is indicative of potential supply chain attacks where a malicious package attempts to steal credentials or secrets upon installation.
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Ankit Mehta@Secvyn
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Hunters
1 month ago
000
Detects package manager processes (npm, pip, python) executing install-related commands followed by the creation or modification of sensitive files (SSH keys, cloud credentials, shell configurations) within a short timeframe. This behavior is indicative of potential supply chain attacks where a malicious package attempts to steal credentials or secrets upon installation.
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Ankit Mehta@Secvyn
Defender - KQL
1 month ago
000
Detects package manager processes (npm, pip, python) executing install-related commands followed by the creation or modification of sensitive files (SSH keys, cloud credentials, shell configurations) within a short timeframe. This behavior is indicative of potential supply chain attacks where a malicious package attempts to steal credentials or secrets upon installation.
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Ankit Mehta@Secvyn
Bharat Cyber Guardians
1 month ago
000
Detects package manager processes (npm, pip, python) executing install-related commands followed by the creation or modification of sensitive files (SSH keys, cloud credentials, shell configurations) within a short timeframe. This behavior is indicative of potential supply chain attacks where a malicious package attempts to steal credentials or secrets upon installation.
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Ankit Mehta@Secvyn
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Detection & Hunting Community
1 month ago
000
Detects the installation of software packages in build or CI pipelines where the package was published to its registry between 30 and 90 days prior to being first used in the environment. This pattern is indicative of potential dependency confusion or typosquatting attacks, where adversaries use newly created packages to deliver malicious code.
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Ankit Mehta@Secvyn
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Hunters
1 month ago
000
Detects the installation of software packages in build or CI pipelines where the package was published to its registry between 30 and 90 days prior to being first used in the environment. This pattern is indicative of potential dependency confusion or typosquatting attacks, where adversaries use newly created packages to deliver malicious code.
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Ankit Mehta@Secvyn
Defender - KQL
1 month ago
000
Detects package manager processes (npm, pip, python) executing install-related commands followed by the creation or modification of sensitive files (SSH keys, cloud credentials, shell configurations) within a short timeframe. This behavior is indicative of potential supply chain attacks where a malicious package attempts to steal credentials or secrets upon installation.
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Ankit Mehta@Secvyn
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Detections.ai Community
1 month ago
000
Detects persistence activities initiated by Postgres-related processes or users involving scheduled tasks and system services.
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Arnold Chan@slaz
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Midnight Slayer
1 month ago
000
Detects persistence activities initiated by Postgres-related processes or users involving scheduled tasks and system services.
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Arnold Chan@slaz
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Detection & Hunting Community
1 month ago
000
Detects persistence activities initiated by Postgres-related processes or users involving scheduled tasks and system services.
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Arnold Chan@slaz
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Detections.ai Community
1 month ago
000
Detects DragonForce ransomware note (readme.txt) referencing known DragonForce Tor negotiation/blog onion addresses
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Arnold Chan@slaz
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Detection & Hunting Community
1 month ago
000
This rule detects the presence of specific file artifacts and directory paths associated with the 'Mini Shai-Hulud' malicious campaign, which involves the compromise of the 'openapi-react-query-codegen' npm package. It monitors for indicators of compromise (IOCs) such as specific malicious JavaScript and shell script filenames, as well as persistence artifacts like plist and service files.
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F S@Fsdr
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Detections.ai Community
2 months ago
303
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