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Analysis
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max time kernel
149s -
max time network
122s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
25/12/2023, 17:18
Static task
static1
Behavioral task
behavioral1
Sample
304d2a5c63278ce5a637798d4e212907.xls
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
304d2a5c63278ce5a637798d4e212907.xls
Resource
win10v2004-20231222-en
General
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Target
304d2a5c63278ce5a637798d4e212907.xls
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Size
215KB
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MD5
304d2a5c63278ce5a637798d4e212907
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SHA1
84fc74c09c447f1ac7a64ed8985d45b20d1d6b8d
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SHA256
6c6a47cd179898331706cc405a5b740323f678970dafcf15f8862ce37040790b
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SHA512
09a1c91fe3eff3a15966ce60d8cb2954acae6d5fea7ccb2e727988d883a1be74e1731a0239271083223b10dd7d9648e038cbfc8f49dd31140e10890943cf82f4
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SSDEEP
3072:bCvXc8U5qsYxMwB/rg1kVveoRLU/EFp2jcc0lbxO49bFJtXwjhn:bCvXc8DxMwm03U/Ufkl
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 4960 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 19 IoCs
pid Process 4960 EXCEL.EXE 4960 EXCEL.EXE 4960 EXCEL.EXE 4960 EXCEL.EXE 4960 EXCEL.EXE 4960 EXCEL.EXE 4960 EXCEL.EXE 4960 EXCEL.EXE 4960 EXCEL.EXE 4960 EXCEL.EXE 4960 EXCEL.EXE 4960 EXCEL.EXE 4960 EXCEL.EXE 4960 EXCEL.EXE 4960 EXCEL.EXE 4960 EXCEL.EXE 4960 EXCEL.EXE 4960 EXCEL.EXE 4960 EXCEL.EXE
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\304d2a5c63278ce5a637798d4e212907.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4960