General
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Target
FUD.vbs
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Size
97KB
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Sample
250307-zw13kaxjs4
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MD5
457f2d4041d1873ebb7c33d0ccd41469
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SHA1
b70963db9423a72ae7a0e7b25ab48510c27af6c0
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SHA256
fc6447a6f4407fe43119c51d7c070a23c2b21f3bd1ed80d45245a49aa8e2fa3b
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SHA512
6e623f91e07ce6ecb50581cd8d45c67a7d37f2a77ebe2d1b208722ea12de595dfcea75c1946d37b8f430978beb2227d074857f0b1749daba562ecac0baae65ec
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SSDEEP
1536:p6GSeymei7zi/ABajxVOS2DAcsPteLg0xHEe+4ho7xnxPgGlyNowKBjh:p6GKmV7zqAB852DActMne+UIDzwNotB1
Static task
static1
Behavioral task
behavioral1
Sample
FUD.vbs
Resource
win10ltsc2021-20250218-en
Malware Config
Extracted
xworm
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Install_directory
%Userprofile%
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install_file
injector.exe
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pastebin_url
https://pastebin.com/raw/DSFaHH8B
Targets
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Target
FUD.vbs
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Size
97KB
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MD5
457f2d4041d1873ebb7c33d0ccd41469
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SHA1
b70963db9423a72ae7a0e7b25ab48510c27af6c0
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SHA256
fc6447a6f4407fe43119c51d7c070a23c2b21f3bd1ed80d45245a49aa8e2fa3b
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SHA512
6e623f91e07ce6ecb50581cd8d45c67a7d37f2a77ebe2d1b208722ea12de595dfcea75c1946d37b8f430978beb2227d074857f0b1749daba562ecac0baae65ec
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SSDEEP
1536:p6GSeymei7zi/ABajxVOS2DAcsPteLg0xHEe+4ho7xnxPgGlyNowKBjh:p6GKmV7zqAB852DActMne+UIDzwNotB1
Score10/10-
Detect Xworm Payload
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Xworm family
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Blocklisted process makes network request
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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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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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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