General
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Target
Windows Security.exe
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Size
1018KB
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Sample
241120-y5tt6sxkhl
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MD5
d8cdeec022d5fda0ab78a7ecc9efa3ae
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SHA1
3cb31d1646d3f63019a0c3745d3f2c62bdaab243
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SHA256
e5b7e580db8476b8e4d2ae806288984df4eb0c5a061bed61c77157a2628ae1ea
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SHA512
4ddd191a8c352cef83ba3dee0a2ba15fcd95c397fc13af152c2ef9731ec66c7ee332c8079567ee03e77a38225a8453aee798f573d25c35cb98921d09597ed63e
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SSDEEP
24576:XbtbpPQmXpEBWVs/gwVMHGLZxE7VocApcQ:r1pQmXpAW0B4GLZQ+cp
Static task
static1
Behavioral task
behavioral1
Sample
Windows Security.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
xworm
127.0.0.1:7000
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Install_directory
%AppData%
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install_file
USB.exe
Targets
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Target
Windows Security.exe
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Size
1018KB
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MD5
d8cdeec022d5fda0ab78a7ecc9efa3ae
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SHA1
3cb31d1646d3f63019a0c3745d3f2c62bdaab243
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SHA256
e5b7e580db8476b8e4d2ae806288984df4eb0c5a061bed61c77157a2628ae1ea
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SHA512
4ddd191a8c352cef83ba3dee0a2ba15fcd95c397fc13af152c2ef9731ec66c7ee332c8079567ee03e77a38225a8453aee798f573d25c35cb98921d09597ed63e
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SSDEEP
24576:XbtbpPQmXpEBWVs/gwVMHGLZxE7VocApcQ:r1pQmXpAW0B4GLZQ+cp
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Detect Xworm Payload
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Xworm family
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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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Obfuscated Files or Information: Command Obfuscation
Adversaries may obfuscate content during command execution to impede detection.
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Drops file in System32 directory
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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
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Modify Registry
1Obfuscated Files or Information
1Command Obfuscation
1