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Tim Peck

@timpeck
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31 followers5,368 downloads4,016 copies482 likes316,231 views

916 detections

Detects the execution of a Python interpreter (python.exe or pythonw.exe), potentially renamed, from a non-standard, user-writable location.
This can be an indicator of a threat actor dropping a portable Python environment to execute malicious scripts, as seen in campaigns like AsyncRAT.
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Tim Peck@timpeck
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Detections.ai Community
10 months ago
2428,095
Detects cscript.exe executing a JScript file using a legacy NTFS 8.3 shortname. This is a known technique used by Gootloader during its persistence phase to obfuscate the script's path and name.
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Tim Peck@timpeck
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Detections.ai Community
9 months ago
5080
Detects HTTP POST requests to the Appsmith password reset endpoint where the 'Origin' header does not match the expected internal or legitimate application domain. This is indicative of an attempt to exploit CVE-2026-22794 to achieve account takeover.
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Tim Peck@timpeck
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SecOps Signals
9 months ago
1025
Detects the creation or modification of a Windows service to belong to a high-priority service group.
Adversaries may use this technique, as seen with the EDRStartupHinder tool, to ensure their malicious service runs before security products, allowing them to disable or tamper with EDR/AV solutions before they can initialize.
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Tim Peck@timpeck
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Detections.ai Community
10 months ago
110136
Detects the use of PowerShell to add exclusions to Windows Defender. This technique was observed in the PHALT#BLYX campaign where attackers added exclusions for the 'C:\ProgramData' directory and for file extensions like '.exe', '.ps1', and '.proj' to prevent their malware from being detected.
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Tim Peck@timpeck
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Detections.ai Community
10 months ago
153172
Detects attempts to exploit the ServiceNow 'BodySnatcher' vulnerability (CVE-2025-12420) by invoking the internal 'AIA-Agent Invoker AutoChat' topic to execute arbitrary AI agents.
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Tim Peck@timpeck
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SecOps Signals
10 months ago
50123
Detects a PowerShell process that makes an outbound network connection and contains command-line arguments associated with reflectively loading a .NET assembly from a Base64 encoded string. This is a common fileless technique used by malware like Remcos to execute payloads in memory.
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Tim Peck@timpeck
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SecOps Signals
10 months ago
8073
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
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