General
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Target
2024-12-12_5922d5311351b461da0914a7b5982b1f_wannacry
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Size
8.6MB
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Sample
241212-b7d56szrel
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MD5
5922d5311351b461da0914a7b5982b1f
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SHA1
1adb51a1cfda5069e79d836686bfeb4686d18784
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SHA256
285d6d65ec23c13a1a2620b550ef975873297c7c70be811dcc81a0bb8a547d0b
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SHA512
f841f46c3f74357463e58570c62f5e59afe243151bce5aa6e1e5870093889f2672b72e3efeff09b02eb2119c3f554b31efe18ddfc6bd5c6adf6a1cee5b525bad
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SSDEEP
49152:YQbU3bpnXM1YKAoxb3XoW3iM+uk2KCz2IPb2AfS2:
Behavioral task
behavioral1
Sample
2024-12-12_5922d5311351b461da0914a7b5982b1f_wannacry.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-12-12_5922d5311351b461da0914a7b5982b1f_wannacry.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
C:\MSOCache\All Users\{90140000-0019-0409-0000-0000000FF1CE}-C\README.txt
chaos
Targets
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Target
2024-12-12_5922d5311351b461da0914a7b5982b1f_wannacry
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Size
8.6MB
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MD5
5922d5311351b461da0914a7b5982b1f
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SHA1
1adb51a1cfda5069e79d836686bfeb4686d18784
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SHA256
285d6d65ec23c13a1a2620b550ef975873297c7c70be811dcc81a0bb8a547d0b
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SHA512
f841f46c3f74357463e58570c62f5e59afe243151bce5aa6e1e5870093889f2672b72e3efeff09b02eb2119c3f554b31efe18ddfc6bd5c6adf6a1cee5b525bad
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SSDEEP
49152:YQbU3bpnXM1YKAoxb3XoW3iM+uk2KCz2IPb2AfS2:
Score10/10-
Chaos Ransomware
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Chaos 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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Adds Run key to start application
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Drops desktop.ini file(s)
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Sets desktop wallpaper using registry
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