General
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Target
Client-built.exe
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Size
3.1MB
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Sample
240331-at951sad3x
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MD5
57045c2bf3377b12aa5abce21cc0a99d
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SHA1
217202ed404f25fc550ad70fd7066b0fe8773ef9
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SHA256
f2e04196e1353ad216e077e0aeb2e1ab8ee93b8b16b205422b4cc6d8adc50cc2
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SHA512
9ab46cc194eeaabb75777457a01328f5a8d2ebf604efba0623575cf25c04e206e416ee72db17e3c92a9d363330f82fa3ce2aac64c2a4a61d4dce34d79b73366e
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SSDEEP
49152:Wv+I22SsaNYfdPBldt698dBcjHukuQPoGdhEQTHHB72eh2NT:Wvz22SsaNYfdPBldt6+dBcjHukuE
Behavioral task
behavioral1
Sample
Client-built.exe
Resource
win10-20240221-en
Malware Config
Extracted
quasar
1.4.1
Ratted
140.238.91.110:44867
be049c71-d631-4f68-8b3e-8e01081f2340
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encryption_key
AA883CE7347A3543F81EBCDE3BBF3BFC9C60344E
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install_name
WOS64UPD.exe
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log_directory
Windows Update Logs
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reconnect_delay
3000
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startup_key
Windows Updater
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subdirectory
Windows
Targets
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Target
Client-built.exe
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Size
3.1MB
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MD5
57045c2bf3377b12aa5abce21cc0a99d
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SHA1
217202ed404f25fc550ad70fd7066b0fe8773ef9
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SHA256
f2e04196e1353ad216e077e0aeb2e1ab8ee93b8b16b205422b4cc6d8adc50cc2
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SHA512
9ab46cc194eeaabb75777457a01328f5a8d2ebf604efba0623575cf25c04e206e416ee72db17e3c92a9d363330f82fa3ce2aac64c2a4a61d4dce34d79b73366e
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SSDEEP
49152:Wv+I22SsaNYfdPBldt698dBcjHukuQPoGdhEQTHHB72eh2NT:Wvz22SsaNYfdPBldt6+dBcjHukuE
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Quasar payload
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Executes dropped EXE
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