General
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Target
XClient.exe
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Size
791KB
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Sample
250213-3cl13sxjfm
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MD5
edb18e3495b26ad1333a0c49c075699a
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SHA1
ccccd702e3f550946a5d939befa8087b9894a1c5
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SHA256
825fa9e289ae87ff253cd45183bdd0f318cf22dbecf69c2fd69efae3cf4dc284
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SHA512
74912042762747823a34f0cbe6aa13222f720d2991309a075c74662570536b8e212a5b8db1688708030a099ab7419fc22e372528147066e0f7db0ea2d3d400ac
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SSDEEP
12288:SMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9FOj:SnsJ39LyjbJkQFMhmC+6GD9I
Behavioral task
behavioral1
Sample
XClient.exe
Resource
win7-20240903-en
Malware Config
Extracted
xred
xred.mooo.com
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payload_url
http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978
https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download
https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1
http://xred.site50.net/syn/SUpdate.ini
https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download
https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1
http://xred.site50.net/syn/Synaptics.rar
https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download
https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1
http://xred.site50.net/syn/SSLLibrary.dll
Extracted
xworm
5.0
resource-intensity.gl.at.ply.gg:4444
Wnhb7VRUnJAnu1v1
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install_file
USB.exe
Targets
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Target
XClient.exe
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Size
791KB
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MD5
edb18e3495b26ad1333a0c49c075699a
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SHA1
ccccd702e3f550946a5d939befa8087b9894a1c5
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SHA256
825fa9e289ae87ff253cd45183bdd0f318cf22dbecf69c2fd69efae3cf4dc284
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SHA512
74912042762747823a34f0cbe6aa13222f720d2991309a075c74662570536b8e212a5b8db1688708030a099ab7419fc22e372528147066e0f7db0ea2d3d400ac
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SSDEEP
12288:SMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9FOj:SnsJ39LyjbJkQFMhmC+6GD9I
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Detect Xworm Payload
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Xred family
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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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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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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1