General
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Target
avast_secure_browser_setup.exe
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Size
5.8MB
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Sample
230405-k34dyaeg6s
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MD5
94dc770bc3fd059bb8b0369ff00d3f65
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SHA1
4b2460be80a6affe7613ebec706f261360c5c752
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SHA256
f572f67063b2e80098ec43035f5aaf9fcae4cea8fb6fb7b420c0ebd3b6d4b99b
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SHA512
c5df67e82ed8e705e9a4705b1c3679e1396816f220025924c360ce593faf13964d604f38a3e131aa868cd5cf1905feaadfe6b1d7a3c444fd8d83bd84937cbeec
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SSDEEP
98304:Hatd2zwYrSdKBdUXrfE2P0SG8+twcGXu0xyRq/Hugz7GGem:H2d2zwYrSdaCbfLJG8+qF7gR//Ge
Static task
static1
Behavioral task
behavioral1
Sample
avast_secure_browser_setup.exe
Resource
win10-20230220-en
Malware Config
Targets
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Target
avast_secure_browser_setup.exe
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Size
5.8MB
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MD5
94dc770bc3fd059bb8b0369ff00d3f65
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SHA1
4b2460be80a6affe7613ebec706f261360c5c752
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SHA256
f572f67063b2e80098ec43035f5aaf9fcae4cea8fb6fb7b420c0ebd3b6d4b99b
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SHA512
c5df67e82ed8e705e9a4705b1c3679e1396816f220025924c360ce593faf13964d604f38a3e131aa868cd5cf1905feaadfe6b1d7a3c444fd8d83bd84937cbeec
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SSDEEP
98304:Hatd2zwYrSdKBdUXrfE2P0SG8+twcGXu0xyRq/Hugz7GGem:H2d2zwYrSdaCbfLJG8+qF7gR//Ge
Score7/10-
Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Checks for any installed AV software in registry
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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