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Arnold Chan

@slaz
Trusted contributorCompletionist
2 followers2,099 downloads4,316 copies51 likes25,737 views

7,544 detections

This rule detects the execution of specific DLP-related shell scripts (dlp.sh, dlp-docker.sh) being invoked by Terraform processes. This pattern may indicate suspicious automated infrastructure configuration or an attempt to bypass security controls by leveraging IaC tools to execute scripts.
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Arnold Chan@slaz
Defender - KQL
2 months ago
000
This rule detects the presence of 'winpty-agent.exe' or 'winpty.dll' in proximity to 'node.zip' or 'build.zip' files within common user-writable or temporary directories ('AppData\Local\Temp', 'AppData\Roaming', 'ProgramData', 'Users\Public'). This pattern is often associated with the staging and execution of malicious tools or command-line wrappers in non-standard locations, bypassing legitimate application installation directories.
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Arnold Chan@slaz
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Detection & Hunting Community
2 months ago
000
This rule detects the presence of 'winpty-agent.exe' or 'winpty.dll' in proximity to 'node.zip' or 'build.zip' files within common user-writable or temporary directories ('AppData\Local\Temp', 'AppData\Roaming', 'ProgramData', 'Users\Public'). This pattern is often associated with the staging and execution of malicious tools or command-line wrappers in non-standard locations, bypassing legitimate application installation directories.
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Arnold Chan@slaz
Defender - KQL
2 months ago
000
Detects execution of Electron or Node.js processes attempting to export Telegram sessions, specifically targeting execution paths often used for staging or temporary storage (Temp, Roaming, ProgramData, Public folders).
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Arnold Chan@slaz
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Detection & Hunting Community
2 months ago
000
Detects when a Node.js process initiates a low-level keyboard hook (WH_KEYBOARD_LL or WH_KEYBOARD) while running from common user-writable directories, which may indicate malicious keylogging activity by a suspicious process.
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Arnold Chan@slaz
Defender - KQL
2 months ago
000
Detects potential session replay or cookie theft attacks against Google Workspace accounts. The rule identifies anomalous session activity where a single session ID is associated with multiple country codes within a short timeframe (less than 60 minutes), suggesting that a stolen session token is being used by an adversary in a different location than the legitimate user.
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Arnold Chan@slaz
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Detection & Hunting Community
2 months ago
000
Detects potential session replay or cookie theft attacks against Google Workspace accounts. The rule identifies anomalous session activity where a single session ID is associated with multiple country codes within a short timeframe (less than 60 minutes), suggesting that a stolen session token is being used by an adversary in a different location than the legitimate user.
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Arnold Chan@slaz
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Detections.ai Community
2 months ago
000
This rule detects the execution of processes or network connections that impersonate 'WhatsApp' or 'Instagram' companion applications. It identifies specific file names and process command lines that mimic these applications, often associated with browser-launched or malicious payloads, and monitors for associated network traffic directed toward suspicious endpoints like herokuapp domains.
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Arnold Chan@slaz
Defender - KQL
2 months ago
101
Detects a specific evasion behavior associated with the NinjaMare malware, where a process idles for at least 7 minutes before moving its window to off-screen coordinates during automated mouse or keystroke input, followed by restoring the window to its original position.
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Arnold Chan@slaz
Defender - KQL
2 months ago
001
Detects modifications to the 'metrics_interval' registry value within the 'Software\SynapseAgent' key. This activity suggests configuration changes to the SynapseAgent, which could indicate tampering with agent telemetry or polling frequency.
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Arnold Chan@slaz
Defender - KQL
2 months ago
001
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