General
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Target
Runtime Broker.exe
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Size
72KB
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Sample
240623-nwp5hstaqp
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MD5
89af2aaffc3ddda07a0fc977c8bb2236
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SHA1
412bd5812599d5729a51d0350df48030b0d04e1a
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SHA256
637aff987be6ea158b7182de9de5de0054407077511019516270d82a6f2e9b69
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SHA512
8c2b26d0f1b0ae80149a2aaadef329ab7fb3495bdfbccb7f8ff60368094cd955829b2cb1217b16808ac41a223661d48c2dcf88d3daeddc6b699aa88272be75ae
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SSDEEP
1536:b0nLpERHZ5P56srqpbTXw3cYUo6IfI4WOyL6KqGi:bcY7P56tbTXb6IvOyyGi
Behavioral task
behavioral1
Sample
Runtime Broker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
Runtime Broker.exe
Resource
win10v2004-20240508-en
Malware Config
Extracted
xworm
medical-m.gl.at.ply.gg:28857
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Install_directory
%ProgramData%
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install_file
Runtime Broker.exe
Targets
-
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Target
Runtime Broker.exe
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Size
72KB
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MD5
89af2aaffc3ddda07a0fc977c8bb2236
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SHA1
412bd5812599d5729a51d0350df48030b0d04e1a
-
SHA256
637aff987be6ea158b7182de9de5de0054407077511019516270d82a6f2e9b69
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SHA512
8c2b26d0f1b0ae80149a2aaadef329ab7fb3495bdfbccb7f8ff60368094cd955829b2cb1217b16808ac41a223661d48c2dcf88d3daeddc6b699aa88272be75ae
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SSDEEP
1536:b0nLpERHZ5P56srqpbTXw3cYUo6IfI4WOyL6KqGi:bcY7P56tbTXb6IvOyyGi
Score10/10-
Detect Xworm Payload
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Executes dropped EXE
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Adds Run key to start application
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1