General
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Target
https://rbxidle.com
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Sample
241129-apmh6a1rek
Score
10/10
Malware Config
Targets
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Target
https://rbxidle.com
Score10/10-
Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
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Darkcomet family
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Modifies WinLogon for persistence
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Downloads MZ/PE file
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Sets file to hidden
Modifies file attributes to stop it showing in Explorer etc.
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A potential corporate email address has been identified in the URL: sweetalert2@11
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
2