Detections

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

196 detections

Detects WriteProcessMemory or CreateRemoteThread operations targeting csc.exe or chrome.exe. This activity is often associated with process injection techniques used to execute code within the context of a legitimate or compiler-related process.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
002
Detects threads created using CreateThread or CreateRemoteThread where the start address resolves to the AnimateWindow function in user32.dll. This technique is often used by malware, such as those leveraging the MinHook library, to disguise the true entry point of injected code by redirecting thread execution through a legitimate Windows API function (hooking).
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
002
Detects reflective memory mapping and reflective code loading activities consistent with the SparroWocky payload. The rule identifies suspicious memory configurations, specifically executable and writable (RWX) memory regions that are not backed by a corresponding file on disk, often associated with memory-only execution techniques. It also monitors for execution artifacts related to NtMapViewOfSection or reflective loading keywords.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
002
Detects reflective memory mapping and reflective code loading activities consistent with the SparroWocky payload. The rule identifies suspicious memory configurations, specifically executable and writable (RWX) memory regions that are not backed by a corresponding file on disk, often associated with memory-only execution techniques. It also monitors for execution artifacts related to NtMapViewOfSection or reflective loading keywords.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
002
Detects code injection attempts targeting the Windows Media Network Sharing Service (wmpnetwk.exe), specifically monitoring for the loading of suspicious or common networking-related DLLs into this process. This behavior is indicative of an adversary attempting to mask malicious activity within a legitimate system process.
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Thiru N@Iamthiru
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Detections.ai Community
2 months ago
6012
This rule detects processes manually resolving API function addresses by traversing the Process Environment Block (PEB) Ldr structure or parsing module export tables. This technique is often used by malicious code to resolve Windows API functions dynamically without relying on standard LoadLibrary or GetProcAddress calls, effectively evading common API-hooking based monitoring.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
001
This rule monitors for suspicious memory-based code execution patterns, such as reflective loading or execution of code from memory segments marked with executable permissions (PAGE_EXECUTE_READWRITE or PAGE_EXECUTE_READ) that do not originate from a signed Microsoft file. It specifically flags memory regions containing the MZ header that lack a corresponding backing file, as well as specific known suspicious DLL patterns or memory protection flag changes indicative of process injection or fileless execution.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
001
Detects the loading of specific DLLs ('winfsp-x64.dll' or 'DukeQt.dll') where the module path is empty or null. This behavior is indicative of potential memory-only execution or process injection (e.g., reflective loading), as the module is not associated with a valid file on disk.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
001
Detects in-memory execution and stack-spoofing activities associated with the SparroWocky BOF loader (RunCOFF). It monitors for suspicious remote thread creation (EventCode 8), process access with highly permissive access masks (EventCode 10), and the loading of specific suspect DLLs (EventCode 7) that are indicative of this technique.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
001
Detects potential process injection attempts involving 'charmap.exe', a Windows system utility. The rule monitors for a sequence of memory management and thread creation API calls (OpenProcess, VirtualAlloc, WriteProcessMemory, and CreateRemoteThread) originating from or targeting this binary, which is often abused as a host for malicious code to bypass security controls.
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Kaung Khant Ko@kaungkhantko
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Detections.ai Community
1 month ago
002
Detects DLL injection into browser processes (chrome.exe or msedge.exe) followed by the invocation of the browser's Elevation Service 'DecryptData' function, a behavior characteristic of the Rapuncel credential stealer attempting to bypass app-bound encryption.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
000
Detects suspicious DLL loads or file drops performed by security product processes (avp.exe, MsMpEng.exe) from directories outside of standard, trusted vendor paths. It specifically flags unsigned or invalidly signed DLLs, which is indicative of DLL sideloading techniques used to abuse security software workflows for potential privilege escalation.
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Arnold Chan@slaz
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Hunters
2 months ago
003
Detects suspicious DLL loads or file drops performed by security product processes (avp.exe, MsMpEng.exe) from directories outside of standard, trusted vendor paths. It specifically flags unsigned or invalidly signed DLLs, which is indicative of DLL sideloading techniques used to abuse security software workflows for potential privilege escalation.
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Arnold Chan@slaz
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Midnight Slayer
2 months ago
009
Detects the loading of reflective (memory-only) DLLs within the chrome.exe process address space. This activity is indicative of memory-based exploit chains, such as those that corrupt WebAssembly module metadata to facilitate arbitrary code execution following a sandbox escape.
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Ankit Mehta@Secvyn
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Detections.ai Community
2 months ago
003
Detects when the PostgreSQL service process (postgres.exe/postgres/postmaster) loads a shared library (.dll or .so) from a non-standard, user-writable directory (e.g., Temp, AppData, /tmp). This behavior is indicative of potential exploitation of vulnerabilities like CVE-2026-6471, where attackers attempt to load malicious plugins via unvalidated logical decoding plugin paths.
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Arnold Chan@slaz
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Hunters
2 months ago
001
Detects suspicious DLL loads or file drops performed by security product processes (avp.exe, MsMpEng.exe) from directories outside of standard, trusted vendor paths. It specifically flags unsigned or invalidly signed DLLs, which is indicative of DLL sideloading techniques used to abuse security software workflows for potential privilege escalation.
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Arnold Chan@slaz
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Detections.ai Community
2 months ago
8014
This rule detects potentially malicious activity where a critical system library like 'kernelbase.dll' is loaded into a Chrome process, followed by events indicative of reflective DLL injection or memory-based code loading. Such behavior is often associated with browser-based exploitation, where an attacker attempts to inject malicious code into the legitimate Chrome process space to maintain persistence or conduct further malicious activities.
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Ankit Mehta@Secvyn
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Detections.ai Community
2 months ago
102
Detects when the PostgreSQL service process (postgres.exe/postgres/postmaster) loads a shared library (.dll or .so) from a non-standard, user-writable directory (e.g., Temp, AppData, /tmp). This behavior is indicative of potential exploitation of vulnerabilities like CVE-2026-6471, where attackers attempt to load malicious plugins via unvalidated logical decoding plugin paths.
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Arnold Chan@slaz
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Midnight Slayer
2 months ago
002
Detects when the PostgreSQL service process (postgres.exe/postgres/postmaster) loads a shared library (.dll or .so) from a non-standard, user-writable directory (e.g., Temp, AppData, /tmp). This behavior is indicative of potential exploitation of vulnerabilities like CVE-2026-6471, where attackers attempt to load malicious plugins via unvalidated logical decoding plugin paths.
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Arnold Chan@slaz
Defender - KQL
2 months ago
002
Detects when the PostgreSQL service process (postgres.exe/postgres/postmaster) loads a shared library (.dll or .so) from a non-standard, user-writable directory (e.g., Temp, AppData, /tmp). This behavior is indicative of potential exploitation of vulnerabilities like CVE-2026-6471, where attackers attempt to load malicious plugins via unvalidated logical decoding plugin paths.
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Arnold Chan@slaz
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Detection & Hunting Community
2 months ago
001
Detects when the PostgreSQL service process (postgres.exe/postgres/postmaster) loads a shared library (.dll or .so) from a non-standard, user-writable directory (e.g., Temp, AppData, /tmp). This behavior is indicative of potential exploitation of vulnerabilities like CVE-2026-6471, where attackers attempt to load malicious plugins via unvalidated logical decoding plugin paths.
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Arnold Chan@slaz
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Detections.ai Community
2 months ago
001
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