General
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Target
vers2.0.0-installx64.exe
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Size
3.6MB
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Sample
250114-xwllrsymbr
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MD5
62af7389396c21b283d8655e7562d106
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SHA1
c54841ab13b60aaf222b926f787c8669564a8090
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SHA256
da320fb9d212b7d38eb28a54e1283bb4e9546ee5009540f46aff61083fecbed0
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SHA512
9967b67006ba3a4ec6c13025b84ba42a112ccce4c38040f3849b001d39d27febf746f6e46e6a2673f3769fdbc4dff94f722fe5593e06d6ee82c176619b7e75c3
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SSDEEP
98304:9EmUsgCgxpVbU/g6+WJdDldtYqdqbqjom6/JfS1:WVbU/gAhdtYqAgkJfS
Static task
static1
Behavioral task
behavioral1
Sample
vers2.0.0-installx64.exe
Resource
win7-20240903-en
Malware Config
Extracted
xworm
127.0.0.1:7000
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Install_directory
%LocalAppData%
Extracted
quasar
1.4.1
CHXMP
8.8.8.8:4337
d0ee0679-1d6f-403e-a05a-fa08da0e7baa
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encryption_key
3D2B9436E897CB92D0C2E82EF036B6F461BCAEC4
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install_name
win10-updateKB087586-x64.exe
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log_directory
Temp
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reconnect_delay
3000
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startup_key
Windows Update
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subdirectory
wininst
Targets
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Target
vers2.0.0-installx64.exe
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Size
3.6MB
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MD5
62af7389396c21b283d8655e7562d106
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SHA1
c54841ab13b60aaf222b926f787c8669564a8090
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SHA256
da320fb9d212b7d38eb28a54e1283bb4e9546ee5009540f46aff61083fecbed0
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SHA512
9967b67006ba3a4ec6c13025b84ba42a112ccce4c38040f3849b001d39d27febf746f6e46e6a2673f3769fdbc4dff94f722fe5593e06d6ee82c176619b7e75c3
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SSDEEP
98304:9EmUsgCgxpVbU/g6+WJdDldtYqdqbqjom6/JfS1:WVbU/gAhdtYqAgkJfS
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Detect Xworm Payload
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Quasar family
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Quasar payload
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Xworm family
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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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Executes dropped EXE
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Loads dropped DLL
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Suspicious use of NtSetInformationThreadHideFromDebugger
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