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General
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Target
Friendly Message.exe
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Size
7.1MB
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Sample
240610-yykb6ayhkp
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MD5
3d356b895a52c7afd6ee592111be89f8
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SHA1
43aea7690077675dad62b1f40de9a34ba15a9ecf
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SHA256
159470ab95dbca1fbb46b486d3a551c1dbde2e3ca3402c1aef69af6309871a11
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SHA512
a47f7e9b02d4dec50a0bfcdcc5622bdc290ded161941100963398d2b80fac9eab03291bba3cede744bfed23cd24bb442b18ed8c1f1abcadc9439408b4d9b4efd
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SSDEEP
196608:FpqNyKFwh7AqwAzWx+HYOieGwUo+OE/ZgTsc:i1FQAqCxgYOiemocc
Static task
static1
Behavioral task
behavioral1
Sample
Friendly Message.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
Friendly Message.exe
Resource
win10v2004-20240426-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
conhost.exe
Targets
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Target
Friendly Message.exe
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Size
7.1MB
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MD5
3d356b895a52c7afd6ee592111be89f8
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SHA1
43aea7690077675dad62b1f40de9a34ba15a9ecf
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SHA256
159470ab95dbca1fbb46b486d3a551c1dbde2e3ca3402c1aef69af6309871a11
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SHA512
a47f7e9b02d4dec50a0bfcdcc5622bdc290ded161941100963398d2b80fac9eab03291bba3cede744bfed23cd24bb442b18ed8c1f1abcadc9439408b4d9b4efd
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SSDEEP
196608:FpqNyKFwh7AqwAzWx+HYOieGwUo+OE/ZgTsc:i1FQAqCxgYOiemocc
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Contains code to disable Windows Defender
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
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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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Downloads MZ/PE file
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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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Loads dropped DLL
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Uses the VBS compiler for execution
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Adds Run key to start application
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Drops desktop.ini file(s)
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2
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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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Sets desktop wallpaper using registry
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scripting
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1