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F S

@Fsdr
Trusted contributorCompletionist
10 followers128 downloads2,800 copies132 likes25,588 views

148 detections

Detects web server processes (such as nginx, apache2, httpd, uwsgi, gunicorn, php-fpm) spawning command-line utilities typically used for system and user discovery (such as id, whoami, groups, hostname, uname, netstat, ps, etc.), which often indicates web application exploitation and remote code execution.
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F S@Fsdr
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Detections.ai Community
29 days ago
11031
This rule queries the ExposureGraphNodes table to identify and summarize assets that are configured as internet-facing or exposed to the internet.
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F S@Fsdr
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Detections.ai Community
27 days ago
12017
Detects when the IIS worker process (w3wp.exe) spawns command-line utilities or script interpreters such as cmd.exe, powershell.exe, mshta.exe, wscript.exe, or cscript.exe. This behavior often indicates web application exploitation or webshell activity.
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F S@Fsdr
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Detections.ai Community
29 days ago
5112
Detects when the IIS worker process (w3wp.exe) spawns common system and network discovery utilities such as whoami, ipconfig, systeminfo, net, and others, which may indicate web shell activity or post-exploitation discovery.
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F S@Fsdr
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Detections.ai Community
29 days ago
1011
Detects scenarios where an account experiences mail bombing activity followed closely by a suspicious Microsoft Teams chat initiation by an external user within a 2-hour window, potentially indicating a multi-stage social engineering or extortion campaign.
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F S@Fsdr
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Detections.ai Community
1 month ago
708
This rule identifies instances of screen capture events initiated by processes that have previously engaged in network communication with known Remote Management Tool (RMM) domains. By correlating network activity with suspicious endpoint events, it flags potential unauthorized screen scraping performed by tools often abused by attackers for post-compromise reconnaissance.
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F S@Fsdr
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Detections.ai Community
2 months ago
10017
Detects the clearing of the Windows Security Event Log. This activity is a common indicator of an adversary attempting to remove evidence of their presence or actions on a compromised host.
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F S@Fsdr
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Detections.ai Community
2 months ago
5017
This rule monitors for indicators of compromise (IOCs) associated with the ShinyHunters threat actor, including specific malicious domains, IP addresses, and artifacts found in command lines or event data. It aggregates telemetry from network events, Entra ID sign-in logs, cloud application activity, email logs, process execution, and general device events to detect interaction with known malicious infrastructure or execution of threat-actor specific artifacts.
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F S@Fsdr
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Detections.ai Community
2 months ago
16023
This rule detects PowerShell processes executing with hidden window styles while performing web-based download operations from GitHub domains. It further identifies potential nested PowerShell execution, which is often used in obfuscated download-and-execute attack chains.
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F S@Fsdr
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Detections.ai Community
2 months ago
6016
This rule detects activity related to specific known fabricated news infrastructure domains and associated social media handles, which are indicative of influence operations. It monitors network connection events, email URL clicks, email communication patterns involving these domains, and process executions that reference these specific accounts or handles.
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F S@Fsdr
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Detections.ai Community
2 months ago
2010
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