Analysis
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max time kernel
135s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
20/04/2023, 01:40
Static task
static1
Behavioral task
behavioral1
Sample
17313e70d5ecec5827f4d24f992a3f493b01537f1bfb656b343b5643f067692d.xlsx
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
17313e70d5ecec5827f4d24f992a3f493b01537f1bfb656b343b5643f067692d.xlsx
Resource
win10v2004-20230220-en
General
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Target
17313e70d5ecec5827f4d24f992a3f493b01537f1bfb656b343b5643f067692d.xlsx
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Size
777KB
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MD5
9d195e83472eec7bf6fc7a229f85cd4a
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SHA1
14ebffe3d525e83edde69991baef9a5c296c2f11
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SHA256
17313e70d5ecec5827f4d24f992a3f493b01537f1bfb656b343b5643f067692d
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SHA512
9cdb0cfb823132b09f1867adb5d78a8af9ab399001a38b868243f23b4db7293a8c2e11b789d4c21f93051d2c5559b51aa08ff8c9b025bc09bd4958169ec13a19
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SSDEEP
24576:fOn/6qUC9FvqGCqj4eSeYp0hcdnLolHCS:2/PT7CqEeS30CnL4iS
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 opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 3384 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3384 EXCEL.EXE 3384 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 3384 EXCEL.EXE 3384 EXCEL.EXE 3384 EXCEL.EXE 3384 EXCEL.EXE 3384 EXCEL.EXE 3384 EXCEL.EXE 3384 EXCEL.EXE 3384 EXCEL.EXE 3384 EXCEL.EXE 3384 EXCEL.EXE 3384 EXCEL.EXE 3384 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\17313e70d5ecec5827f4d24f992a3f493b01537f1bfb656b343b5643f067692d.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3384