Analysis
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max time kernel
120s -
max time network
130s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
07/10/2023, 21:42
Behavioral task
behavioral1
Sample
08e7c3821533df2556ec77843c4225a63a0bb53e08bf6a822b531a64a97cb579.exe
Resource
win7-20230831-en
7 signatures
150 seconds
General
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Target
08e7c3821533df2556ec77843c4225a63a0bb53e08bf6a822b531a64a97cb579.exe
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Size
14.4MB
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MD5
62497469e2639548550bbcfc31c6fee5
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SHA1
b49fe670a48d44d123c917660ef61a05360fd7d3
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SHA256
08e7c3821533df2556ec77843c4225a63a0bb53e08bf6a822b531a64a97cb579
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SHA512
de03b81c93bebea24c021056643d7e2fbd4c4f5e332934f85ee704da440f869f9a516a39d838a73499093e0bf8c4c82f72766a00fa8e5bfb10ed87f4541c8ff0
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SSDEEP
196608:BI749BuLSVih0CGy6XCIrkeNM/AtBZV4RFa5CzmsFmEKos7jiZJ9C1eGmBhuiUj5:BI094Gih0CmCwOsQ7hm3j4CLm5oWVQ1
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 08e7c3821533df2556ec77843c4225a63a0bb53e08bf6a822b531a64a97cb579.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 08e7c3821533df2556ec77843c4225a63a0bb53e08bf6a822b531a64a97cb579.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 08e7c3821533df2556ec77843c4225a63a0bb53e08bf6a822b531a64a97cb579.exe -
resource yara_rule behavioral1/memory/2156-0-0x0000000000400000-0x00000000028E9000-memory.dmp themida behavioral1/memory/2156-2-0x0000000000400000-0x00000000028E9000-memory.dmp themida behavioral1/memory/2156-3-0x0000000000400000-0x00000000028E9000-memory.dmp themida behavioral1/memory/2156-4-0x0000000000400000-0x00000000028E9000-memory.dmp themida behavioral1/memory/2156-7-0x0000000000400000-0x00000000028E9000-memory.dmp themida behavioral1/memory/2156-44-0x0000000000400000-0x00000000028E9000-memory.dmp themida -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 08e7c3821533df2556ec77843c4225a63a0bb53e08bf6a822b531a64a97cb579.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 2156 08e7c3821533df2556ec77843c4225a63a0bb53e08bf6a822b531a64a97cb579.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436 08e7c3821533df2556ec77843c4225a63a0bb53e08bf6a822b531a64a97cb579.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436\Blob = 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 08e7c3821533df2556ec77843c4225a63a0bb53e08bf6a822b531a64a97cb579.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2156 08e7c3821533df2556ec77843c4225a63a0bb53e08bf6a822b531a64a97cb579.exe 2156 08e7c3821533df2556ec77843c4225a63a0bb53e08bf6a822b531a64a97cb579.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\08e7c3821533df2556ec77843c4225a63a0bb53e08bf6a822b531a64a97cb579.exe"C:\Users\Admin\AppData\Local\Temp\08e7c3821533df2556ec77843c4225a63a0bb53e08bf6a822b531a64a97cb579.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies system certificate store
- Suspicious use of SetWindowsHookEx
PID:2156