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Arnold Chan

@slaz
Trusted contributorCompletionist
2 followers2,099 downloads4,375 copies51 likes26,091 views

7,555 detections

Detects the download of a masqueraded MSP360 RMM v2.5.0.67 installer to the Downloads folder. The rule identifies files matching specific naming conventions, including generated GUIDs, or known malicious hashes, originating from common cloud storage providers often abused by threat actors.
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Arnold Chan@slaz
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Hunters
1 month ago
000
Detects the download of a masqueraded MSP360 RMM v2.5.0.67 installer to the Downloads folder. The rule identifies files matching specific naming conventions, including generated GUIDs, or known malicious hashes, originating from common cloud storage providers often abused by threat actors.
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Arnold Chan@slaz
Defender - KQL
1 month ago
000
This rule detects a suspicious sequence of events where a process named RMM.Agent.exe executes a PowerShell command to download and install 'ClientSetup.msi' via msiexec.exe, followed closely by the execution of a ScreenConnect client process. This chain of activity is consistent with unauthorized or potentially malicious deployment of ScreenConnect (ConnectWise Control) for persistent remote access.
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Arnold Chan@slaz
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Detection & Hunting Community
1 month ago
000
Detects the execution of known browser credential harvesting tools (WebBrowserPassView, WebBrowserBookmarksView, or WS_Password variants) from ScreenConnect temporary directories. This behavior often indicates post-compromise activity where an adversary uses an existing Remote Monitoring and Management (RMM) session to extract credentials from browsers.
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Arnold Chan@slaz
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Midnight Slayer
1 month ago
000
Detects the execution of known browser credential harvesting tools (WebBrowserPassView, WebBrowserBookmarksView, or WS_Password variants) from ScreenConnect temporary directories. This behavior often indicates post-compromise activity where an adversary uses an existing Remote Monitoring and Management (RMM) session to extract credentials from browsers.
avatar
Arnold Chan@slaz
avatar
Detection & Hunting Community
1 month ago
000
Detects the execution of known browser credential harvesting tools (WebBrowserPassView, WebBrowserBookmarksView, or WS_Password variants) from ScreenConnect temporary directories. This behavior often indicates post-compromise activity where an adversary uses an existing Remote Monitoring and Management (RMM) session to extract credentials from browsers.
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Arnold Chan@slaz
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Hunters
1 month ago
000
This rule monitors for indicators of compromise (IOCs) associated with the Lunex Malware-as-a-Service (MaaS) campaign. It aggregates telemetry from file creation, process execution, and network connections to identify the presence of known malicious hashes, C2 IP addresses, phishing-related domains, and specific payload URLs.
avatar
Arnold Chan@slaz
avatar
Hunters
1 month ago
001
This rule monitors for indicators of compromise (IOCs) associated with the Lunex Malware-as-a-Service (MaaS) campaign. It aggregates telemetry from file creation, process execution, and network connections to identify the presence of known malicious hashes, C2 IP addresses, phishing-related domains, and specific payload URLs.
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Arnold Chan@slaz
Defender - KQL
1 month ago
001
This rule detects a sequence of suspicious activities indicative of malicious driver installation. It identifies the creation of an irregularly named .sys file in temp directories, the use of curl.exe to retrieve symbols for a potentially malicious driver, and the subsequent registration/start of that driver as a Windows system service.
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Arnold Chan@slaz
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Midnight Slayer
1 month ago
001
This rule detects a sequence of suspicious activities indicative of malicious driver installation. It identifies the creation of an irregularly named .sys file in temp directories, the use of curl.exe to retrieve symbols for a potentially malicious driver, and the subsequent registration/start of that driver as a Windows system service.
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Arnold Chan@slaz
Defender - KQL
1 month ago
001
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