Detections

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

1,664 detections

Detects a suspicious execution chain where explorer.exe (typically via the Run dialog) executes PowerShell, which subsequently launches msiexec.exe to silently install the PuTTY SSH client. This sequence is characteristic of the 'ClickFix' technique, which uses social engineering to trick users into running malicious commands for remote access deployment.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
106
Detects the execution of a malicious Electron-based installer masquerading as Anthropic's Claude AI (ClaudeOpus5-desktop.exe). The rule monitors for the specific filename or known malicious hashes, as well as the spawning of an embedded malicious loader process associated with the RevStealer infection chain.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
006
Detects the presence of known AnonyMousKIT Phishing-as-a-Service (PhaaS) shared components (legacy.js, Core.js, ToolsController.php) by matching specific file hashes or detecting these filenames in small files. This rule is designed to identify backend infrastructure used by phishing resellers.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
105
Detects x47.c botnet compiled outputs x47_bot.exe/x47_bot.dll or references to the x47.c_FF_v4.1 package directory
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Ankit Mehta@Secvyn
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Detections.ai Community
1 month ago
001
Detects known file hashes associated with SideCopy/ReverseRAT.
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Arnold Chan@slaz
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Detections.ai Community
1 month ago
1006
Detects a potential ClickFix social engineering attack pattern where a user manually launches a script interpreter (e.g., PowerShell, cmd, mshta) from Windows Explorer followed within 30 minutes by the execution of 'rnpkeys.exe', a known indicator in installer side-load chains.
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Ankit Mehta@Secvyn
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SlimKQL
1 month ago
202
Detects known Sauron Loader MSI installer/DLL samples by SHA-256 or the rnpkeys.exe/rnp.dll/tdwp.dll side-load pairing referenced together in a file
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Ankit Mehta@Secvyn
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Detections.ai Community
1 month ago
102
Detects architecture-specific Mach-O 64-bit AMOS Stealer binaries dropped by the Macfinger ClickFix first-stage shell script, requiring multiple distinctive C2 endpoint strings alongside Mach-O magic and size constraints to reduce false positives
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Arnold Chan@slaz
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Midnight Slayer
1 month ago
102
This rule detects artifacts and behaviors associated with the WaterPlum/Contagious Interview (also known as DeceptiveDevelopment) malware suite, including BeaverTail, InvisibleFerret, and related payloads. The rule specifically targets the presence of embedded family-name strings, as well as the execution of suspicious npm package installations triggered by VS Code task automation (tasks.json) or trust prompts, common in fake technical interview attack scenarios.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
106
This rule detects the creation of executable files (.exe or .dll) within the 'C:\Windows\SysWOW64\' directory by processes other than trusted Windows OS installation or servicing components. This activity is indicative of potential malware staging, side-loading, or persistence mechanisms where an adversary drops malicious payloads into a trusted system directory to evade detection.
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Ankit Mehta@Secvyn
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SlimKQL
1 month ago
506
Detects the presence of specific Go build path metadata associated with the sckit Go implant, including modules and internal package structures, within an executable or file.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
004
Detects persistence attempts on Windows by monitoring for modifications to common Registry Run/RunOnce keys or the creation of executable files within the user startup directory. The rule excludes common legitimate processes like msiexec.exe, trustedinstaller.exe, and explorer.exe to minimize false positives.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
000
Detects the execution of the 'sckit' Go implant, a malicious binary associated with trojanized '@memtensor/memos-cloud-openclaw-plugin' or 'MemoryOS' packages. The rule identifies instances where this binary is spawned as a child process of a language runtime (Node.js or Python) when the execution originates from specific directory paths associated with these packages, or when the parent process command line indicates these packages are being initialized.
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Arnold Chan@slaz
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Detections.ai Community
1 month ago
104
This rule detects a suspicious process execution chain where a Chrome browser process launches cmd.exe, which subsequently spawns a setup executable (setup.exe or setup.tmp), leading to the execution of 7za.exe or a Python script/artifact. This pattern is indicative of a multi-stage malware execution chain, often involving the extraction or execution of payloads dropped via web-based sources.
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Ankit Mehta@Secvyn
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Detections.ai Community
1 month ago
203
This rule performs a retrospective sweep for indicators of compromise (IOCs) associated with the 'CSuite' phishing and RMM (Remote Monitoring and Management) campaign. It monitors network, DNS, proxy, email, URL click, and file creation telemetry over the past 24 hours to identify interactions with known-malicious IP addresses, domains, URLs, and file hashes related to the campaign.
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Arnold Chan@slaz
Defender - KQL
1 month ago
000
This rule performs a retrospective sweep for indicators of compromise (IOCs) associated with the 'CSuite' phishing and RMM (Remote Monitoring and Management) campaign. It monitors network, DNS, proxy, email, URL click, and file creation telemetry over the past 24 hours to identify interactions with known-malicious IP addresses, domains, URLs, and file hashes related to the campaign.
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Arnold Chan@slaz
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Midnight Slayer
1 month ago
000
Detects a fake ClaudeDesktop.exe installer / tampered libcef.dll sideload chain deploying the SectopRAT .NET RAT, requiring multiple corroborating indicators and a PE anomaly consistent with DLL sideloading rather than a single generic string
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Arnold Chan@slaz
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Midnight Slayer
1 month ago
002
Detects SectopRAT (Arechclient2) .NET RAT binaries deployed via tampered libcef.dll / JetBrains helper DLL sideloading that harvest browser credentials, cookies, credit card data, and files. Tightened to require combined sideload+family+target indicators plus .NET CLR import evidence, avoiding standalone generic strings.
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Arnold Chan@slaz
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Detection & Hunting Community
1 month ago
002
This rule performs a sweep across device file and network events for indicators of compromise (IOCs) associated with the UAT-11587/Antino campaign. It detects malicious file hashes, specific C2 domain connections, and known lure URLs (HTA/WSF) identified by Cisco Talos.
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Arnold Chan@slaz
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Hunters
1 month ago
000
This rule performs a sweep across device file and network events for indicators of compromise (IOCs) associated with the UAT-11587/Antino campaign. It detects malicious file hashes, specific C2 domain connections, and known lure URLs (HTA/WSF) identified by Cisco Talos.
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Arnold Chan@slaz
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Midnight Slayer
1 month ago
000
This rule performs a sweep across device file and network events for indicators of compromise (IOCs) associated with the UAT-11587/Antino campaign. It detects malicious file hashes, specific C2 domain connections, and known lure URLs (HTA/WSF) identified by Cisco Talos.
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Arnold Chan@slaz
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Detection & Hunting Community
1 month ago
000
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