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General
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Target
ChromeX.exe
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Size
194KB
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Sample
240625-c5j43szcmr
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MD5
a1e62820b5ef69092346f3d9db6fd9ac
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SHA1
ac2ef78ee68befd3cf26ca87d9e8e6311796e908
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SHA256
827d6cec5db8ba1d6465bf99d1565259a96804840964aed7e2de4594b482b955
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SHA512
3e4358a010c3ea67151529a619981d92ca2e43145d8928835b27562d4ec7fa480bf1b008fe0a826997a0528f7526eaf08669b1de00655293a47bef28052ee88f
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SSDEEP
3072:O6Ok77/lR+b+rAzOnXTBg4NpVq8BxFRzaqF+o2GQJ7/JzqVfGvU:0k77/yb+sqBggVqwlL
Behavioral task
behavioral1
Sample
ChromeX.exe
Resource
win7-20240508-en
Malware Config
Extracted
xworm
downloads-pumps.gl.at.ply.gg:42186
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Install_directory
%AppData%
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install_file
XClient.exe
Targets
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Target
ChromeX.exe
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Size
194KB
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MD5
a1e62820b5ef69092346f3d9db6fd9ac
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SHA1
ac2ef78ee68befd3cf26ca87d9e8e6311796e908
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SHA256
827d6cec5db8ba1d6465bf99d1565259a96804840964aed7e2de4594b482b955
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SHA512
3e4358a010c3ea67151529a619981d92ca2e43145d8928835b27562d4ec7fa480bf1b008fe0a826997a0528f7526eaf08669b1de00655293a47bef28052ee88f
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SSDEEP
3072:O6Ok77/lR+b+rAzOnXTBg4NpVq8BxFRzaqF+o2GQJ7/JzqVfGvU:0k77/yb+sqBggVqwlL
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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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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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Disables Task Manager via registry modification
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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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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Privilege Escalation
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1