General
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Target
avast_secure_browser_setup_beta.exe
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Size
5.8MB
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Sample
220701-jp55yaafdn
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MD5
94cad7d26b9562c8380e35b32f63dce8
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SHA1
7102c8cdef2130f3cb6b33f06e55f4ea974c9fca
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SHA256
bb52c8ba0a223cfe2a007462efcca89d29cedd1ff1a1b03e7db6c8e464cc6797
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SHA512
396c4d250a37da7a792332e2f25d4719318db54f896c6bf4b1d3f20c06b3ffc69e7ec16740b7d48a677f572c1fa8c6f57ddaa411fd8c97982e6d2842d2be458c
Static task
static1
Behavioral task
behavioral1
Sample
avast_secure_browser_setup_beta.exe
Resource
win7-20220414-en
Malware Config
Targets
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Target
avast_secure_browser_setup_beta.exe
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Size
5.8MB
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MD5
94cad7d26b9562c8380e35b32f63dce8
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SHA1
7102c8cdef2130f3cb6b33f06e55f4ea974c9fca
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SHA256
bb52c8ba0a223cfe2a007462efcca89d29cedd1ff1a1b03e7db6c8e464cc6797
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SHA512
396c4d250a37da7a792332e2f25d4719318db54f896c6bf4b1d3f20c06b3ffc69e7ec16740b7d48a677f572c1fa8c6f57ddaa411fd8c97982e6d2842d2be458c
Score8/10-
Downloads MZ/PE file
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Executes dropped EXE
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Modifies Installed Components in the registry
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Registers COM server for autorun
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Sets file execution options in registry
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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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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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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