General
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Target
1_protected.exe
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Size
1.1MB
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Sample
240531-ybmh1aag5w
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MD5
0bb46f1aa0f9ec8b6ce4a718a6ffe8a4
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SHA1
621449aa1d94f91b30ff7984a7457d6aed2d0075
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SHA256
82702da0dadc378e1995679ed5cab6ae3d3c3e189ca7f3401c9b047e53b4648f
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SHA512
5cd89e242d980aedc9fb0f0eb28b0202a6a6c5db6c1146d8d7ecebc72235982d9585086e4c9f62c9b0af8d7082c72b7397de468280050da0b438bd6ebbd5d443
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SSDEEP
24576:z+S+kx/5Csa5XNTFb4co+R72Rg1wA2Ms3zvFrA8kAbdmxm7y/:5+kxBW5X5Oco+R0c9+DSpAbdmA7y
Static task
static1
Behavioral task
behavioral1
Sample
1_protected.exe
Resource
win7-20240221-en
Malware Config
Extracted
xworm
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Install_directory
%AppData%
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install_file
svchost.exe
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pastebin_url
https://pastebin.com/raw/Jt9Xgc6v
Targets
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Target
1_protected.exe
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Size
1.1MB
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MD5
0bb46f1aa0f9ec8b6ce4a718a6ffe8a4
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SHA1
621449aa1d94f91b30ff7984a7457d6aed2d0075
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SHA256
82702da0dadc378e1995679ed5cab6ae3d3c3e189ca7f3401c9b047e53b4648f
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SHA512
5cd89e242d980aedc9fb0f0eb28b0202a6a6c5db6c1146d8d7ecebc72235982d9585086e4c9f62c9b0af8d7082c72b7397de468280050da0b438bd6ebbd5d443
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SSDEEP
24576:z+S+kx/5Csa5XNTFb4co+R72Rg1wA2Ms3zvFrA8kAbdmxm7y/:5+kxBW5X5Oco+R0c9+DSpAbdmA7y
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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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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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Loads dropped DLL
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Uses the VBS compiler for execution
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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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Suspicious use of NtSetInformationThreadHideFromDebugger
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