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Tim Peck

@timpeck
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31 followers5,374 downloads4,081 copies490 likes318,459 views

919 detections

Detects the creation and execution of anonymous memory-backed files using `memfd_create`. This technique is used by malware like VoidLink to execute modular plugins or payloads directly in memory, bypassing disk-based detection mechanisms.
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Tim Peck@timpeck
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Detections.ai Community
10 months ago
41165
Detects the DLL sideloading of the Kazuar v3 loader (hpbprndiLOC.dll) by a legitimate Hewlett-Packard printer driver installer (hpbprndi.exe). This technique is used by Turla to initiate its infection chain.
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Tim Peck@timpeck
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SecOps Signals
10 months ago
5065
Detects the SHADOW#REACTOR process execution chain of wscript.exe spawning powershell.exe, which in turn spawns MSBuild.exe.
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Tim Peck@timpeck
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SecOps Signals
10 months ago
6077
Detects PowerShell commands that utilize string normalization obfuscation techniques before Base64 decoding. This rule identifies a generic pattern where one or two placeholder characters are replaced with a literal character, a technique used by malware like SHADOW#REACTOR to bypass static string analysis of the encoded payload.
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Tim Peck@timpeck
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Detections.ai Community
10 months ago
50116
Detects when a Python process spawns a shell or a network utility. This behavior can be indicative of Remote Code Execution (RCE) vulnerabilities being exploited in AI/ML libraries (e.g., CVE-2025-23304, CVE-2026-22584) that allow attackers to execute arbitrary code when a malicious model file is loaded.
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Tim Peck@timpeck
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Detections.ai Community
10 months ago
40102
Detects MuddyWater Rust-based implants containing unstripped build artifacts, specifically the username 'Jacob' and other development environment paths.
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Tim Peck@timpeck
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Detections.ai Community
10 months ago
31159
Detects a sequence of events associated with the Astaroth banking trojan, where a script downloads a file from a raw GitHub URL, followed by the execution of an AutoIT interpreter. Astaroth is known to use GitHub to host configuration files disguised as images (steganography).
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Tim Peck@timpeck
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Detections.ai Community
10 months ago
11137
Detects when the Landlock Linux Security Module (LSM) denies an access request from a sandboxed application. This indicates that a process is attempting to perform an action that violates its predefined security policy, which can be a sign of misconfiguration or malicious activity such as exploitation.
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Tim Peck@timpeck
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Detections.ai Community
10 months ago
1145
Detects the injection of a malicious iframe with attributes that impersonate the legitimate Stripe payment interface. This technique is used by Magecart actors to steal credit card data by replacing the real payment form with a clone.
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Tim Peck@timpeck
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Detections.ai Community
10 months ago
2050
Detects outbound network traffic with a User-Agent header indicating the use of the Rust 'reqwest' HTTP client library. This User-Agent is used by the RustyWater implant, associated with the MuddyWater APT group, for command and control (C2) communications.
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Tim Peck@timpeck
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Detections.ai Community
10 months ago
50120
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