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Arnold Chan

@slaz
Trusted contributorCompletionist
2 followers2,099 downloads4,375 copies51 likes26,089 views

7,555 detections

Detects a specific adversary pattern termed 'Phantom Deal' where a user is socially engineered into disabling their VPN (by claiming a link won't open), followed immediately by a rapid succession of accesses to the same tracking or canary link from that user account. The rule correlates sign-in events indicating a shift in VPN or MFA context with subsequent bursts of URL clicks.
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Arnold Chan@slaz
Defender - KQL
2 months ago
002
Detects a specific adversary pattern termed 'Phantom Deal' where a user is socially engineered into disabling their VPN (by claiming a link won't open), followed immediately by a rapid succession of accesses to the same tracking or canary link from that user account. The rule correlates sign-in events indicating a shift in VPN or MFA context with subsequent bursts of URL clicks.
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Arnold Chan@slaz
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Detection & Hunting Community
2 months ago
002
Detects high-frequency, repeated access to a specific fraud-tracking or canary token link by sources utilizing rotating VPNs or proxies over an extended period. This behavior is indicative of automated probing or credential validation attempts associated with the Phantom Deal campaign.
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Arnold Chan@slaz
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Detections.ai Community
2 months ago
002
Detects a specific adversary pattern termed 'Phantom Deal' where a user is socially engineered into disabling their VPN (by claiming a link won't open), followed immediately by a rapid succession of accesses to the same tracking or canary link from that user account. The rule correlates sign-in events indicating a shift in VPN or MFA context with subsequent bursts of URL clicks.
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Arnold Chan@slaz
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Detections.ai Community
2 months ago
002
Detects CI/CD job activity referencing shell commands that redirect the entire environment to a file (e.g. 'env > out.tmp'), the exact pattern that caused a GitLab CI job in the openconnect/ocserv project to dump secrets into a public build artifact, leaking a high-privilege personal access token with Owner access to GnuTLS and 55 other critical projects.
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Arnold Chan@slaz
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Detection & Hunting Community
2 months ago
002
This rule detects potential remote command execution using Windows Management Instrumentation (WMI) via wmic.exe or PowerShell, as well as suspicious child processes spawned by the WMI provider host (wmiprvse.exe). It monitors for command lines utilizing the /node switch to target remote systems or invoking WMI methods to trigger execution, which are common patterns for lateral movement.
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Arnold Chan@slaz
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Detection & Hunting Community
2 months ago
102
Detects lateral movement activity where a host identified as running the Langflow framework attempts to connect to internal MySQL (3306) or Nacos (8848) services while utilizing root credentials, potentially indicating an attacker pivoting from a compromised application server.
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Arnold Chan@slaz
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Detections.ai Community
2 months ago
000
Detects the execution of PostgreSQL dump utilities (pg_dump, pg_dumpall) initiated directly by application-level processes like Langflow or Python, rather than through standard system-level task schedulers. This behavior is indicative of unauthorized data collection or staging of database contents by an application process.
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Arnold Chan@slaz
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Midnight Slayer
2 months ago
000
Detects suspicious process execution patterns originating from Langflow or Nacos AI orchestration services, including the spawning of sensitive binaries like cmd, powershell, or scripts (python/bash/sh) with suspicious command-line arguments. Additionally, it identifies potential exploitation attempts targeting known-vulnerable API endpoints (code validation and Nacos user authentication).
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Arnold Chan@slaz
avatar
Detection & Hunting Community
2 months ago
000
Detects suspicious process execution patterns originating from Langflow or Nacos AI orchestration services, including the spawning of sensitive binaries like cmd, powershell, or scripts (python/bash/sh) with suspicious command-line arguments. Additionally, it identifies potential exploitation attempts targeting known-vulnerable API endpoints (code validation and Nacos user authentication).
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Arnold Chan@slaz
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Detections.ai Community
2 months ago
000
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