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Analysis
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max time kernel
142s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
17/11/2023, 01:20
Static task
static1
Behavioral task
behavioral1
Sample
ad208fe787c74f455a317a5050c3462c8236ed6e3c58f9c6082147ca09902335.xlsx
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
ad208fe787c74f455a317a5050c3462c8236ed6e3c58f9c6082147ca09902335.xlsx
Resource
win10v2004-20231020-en
General
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Target
ad208fe787c74f455a317a5050c3462c8236ed6e3c58f9c6082147ca09902335.xlsx
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Size
1.9MB
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MD5
22ca610098805557434a4b2810329689
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SHA1
23cf1f231d4b1a53416c3f72accbe8e21b4b1fc3
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SHA256
ad208fe787c74f455a317a5050c3462c8236ed6e3c58f9c6082147ca09902335
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SHA512
a333f8b243c5482302857834f185d934dc6f149b587e40ae41fc30e61936f0fb4c55d0c543f590dcf714fc688abfb018655c86c1e2c10d8ead393ec66b06e910
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SSDEEP
49152:0kVgTbHTs6oLbLvnlfRzlPlJfhQKyd2jgC0c+QXjI2yD:2TzTdoLbLvFRzljJed21+yjIB
Malware Config
Signatures
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4340 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4340 EXCEL.EXE 4340 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
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Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\ad208fe787c74f455a317a5050c3462c8236ed6e3c58f9c6082147ca09902335.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4340