General
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Target
https://github.com/SebDevAO/PlainX-Crypter-FUD/releases/tag/1.0.1
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Sample
250208-llppwsxlcv
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/SebDevAO/PlainX-Crypter-FUD/releases/tag/1.0.1
Resource
win10ltsc2021-20250207-en
Malware Config
Extracted
xworm
5.0
WcpxqjjxSrB6UOUw
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Install_directory
%AppData%
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install_file
XClient.exe
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pastebin_url
https://pastebin.com/raw/RPPi3ByL
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telegram
https://api.telegram.org/bot7483240807:AAHWuUBi6sW9ZOb0kfXVbzbMVyLtPj-9vZY/sendMessage?chat_id=5279018187
Extracted
stealerium
https://api.telegram.org/bot7204924753:AAFaqmmBR9ybp4-iE8BA2YCiFNUbOEd0Ljk/sendMessage?chat_id=
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url
https://szurubooru.zulipchat.com/api/v1/messages
Targets
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Target
https://github.com/SebDevAO/PlainX-Crypter-FUD/releases/tag/1.0.1
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Detect Xworm Payload
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Stealerium family
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Xworm family
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Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
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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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Event Triggered Execution: Component Object Model Hijacking
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
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Executes dropped EXE
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Legitimate hosting services abused for malware hosting/C2
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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
2Active Setup
1Registry Run Keys / Startup Folder
1Browser Extensions
1Event Triggered Execution
1Component Object Model Hijacking
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Component Object Model Hijacking
1Scheduled Task/Job
1Scheduled Task
1