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Tim Peck

@timpeck
Trusted contributorCompletionist
31 followers5,374 downloads4,081 copies490 likes318,460 views

919 detections

Detects the creation of a project-local OpenAI Codex configuration file (`.codex/config.toml`) followed by the execution of the `codex` CLI from the same directory. This pattern is indicative of an attempt to exploit CVE-2025-61260, a command injection vulnerability that allows for arbitrary code execution.
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Tim Peck@timpeck
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Detections.ai Community
1 year ago
4199
This rule detects HTTP GET requests containing specific URL patterns associated with Calisto phishing campaigns. The patterns include '/vendor/plugx/', '/wp-content/plugins/(bungs|areada|leykos)/', '/prueba/phantomrise/', or '/plugins/unite/', combined with the 'utm_refferer=' parameter in the URI. This indicates an attempt to redirect users to malicious content, likely as part of a phishing attack.
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Tim Peck@timpeck
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Detections.ai Community
1 year ago
0144
Detects the DUPERUNNER implant injecting shellcode into common legitimate Windows processes like explorer.exe, notepad.exe, or msedge.exe. This behavior is associated with the UNG0902 threat actor as part of the Operation DupeHike campaign.
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Tim Peck@timpeck
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Detections.ai Community
1 year ago
1039
Detects emails containing URLs with patterns characteristic of the Tycoon 2FA phishing kit. These URLs often contain a base64-encoded email address in the path, preceded by a special character.
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Tim Peck@timpeck
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Detections.ai Community
1 year ago
182241
Detects a network connection to an external SMB or WebDAV server immediately following the launch of a .url file. This behavior is associated with CVE-2024-43451, where threat actors use malicious .url files to leak NTLM hashes.
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Tim Peck@timpeck
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Detections.ai Community
1 year ago
61174
Detects the execution of mshta.exe with a URL containing a hex-encoded second octet in an IP address. This is a specific pattern observed in the initial access stage of the ClickFix malware campaign.
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Tim Peck@timpeck
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Detections.ai Community
1 year ago
172332
Detects the RomCom loader 'msedge.dll' being loaded from a location outside of the legitimate Microsoft Edge installation directory. This is a known TTP for the RomCom threat group to load their Mythic Agent, often as a result of COM hijacking.
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Tim Peck@timpeck
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Detections.ai Community
1 year ago
1287
Detects the creation of files with double extensions (e.g., .pdf.rar, .txt.exe), a technique used by the Water Gamayun APT group to disguise malicious payloads.
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Tim Peck@timpeck
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Detections.ai Community
1 year ago
63158
Detects HTTP requests attempting to exploit several IoT device vulnerabilities leveraged by the ShadowV2 botnet to spread. This rule looks for specific URI paths and command injection payloads associated with known CVEs.
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Tim Peck@timpeck
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Detections.ai Community
1 year ago
1285
Detects the creation of a Windows service with a suspicious name or an executable path in an unusual location, a technique used by APT41 for persistence.
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Tim Peck@timpeck
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Detections.ai Community
1 year ago
53120
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