Analysis
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max time kernel
151s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
25/11/2023, 20:04
Static task
static1
Behavioral task
behavioral1
Sample
27cbd6db97a5f8796594b7f6468286d7.rtfd/27cbd6db97a5f8796594b7f6468286d7.xlsm
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
27cbd6db97a5f8796594b7f6468286d7.rtfd/27cbd6db97a5f8796594b7f6468286d7.xlsm
Resource
win10v2004-20231023-en
Behavioral task
behavioral3
Sample
27cbd6db97a5f8796594b7f6468286d7.rtfd/TXT.rtf
Resource
win7-20231020-en
Behavioral task
behavioral4
Sample
27cbd6db97a5f8796594b7f6468286d7.rtfd/TXT.rtf
Resource
win10v2004-20231023-en
General
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Target
27cbd6db97a5f8796594b7f6468286d7.rtfd/27cbd6db97a5f8796594b7f6468286d7.xlsm
-
Size
188KB
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MD5
27cbd6db97a5f8796594b7f6468286d7
-
SHA1
886401f08a91e8435e90b6372bdae69d01041c61
-
SHA256
06976caa2210ccd92dccc0bf50df9d8361790556ef5b9fa6ad8e0ac7f344b2f4
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SHA512
77ef2803a9c98ba4444d6a024394cff98c875c68c5b4b55bb854c6a2e697bc3ad41c879b49c2e30e9b952755fffa77e026b44e451e0c18328d7b8af840289d45
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SSDEEP
3072:qZWRDMXEwC0ZQKZDqroorIXfi3AIEaYUilGVnobMeNTrZme16VTAq:cXRt0jMXfe9fiMoweNTrcy6aq
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 4464 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4464 EXCEL.EXE 4464 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4464 EXCEL.EXE 4464 EXCEL.EXE 4464 EXCEL.EXE 4464 EXCEL.EXE 4464 EXCEL.EXE 4464 EXCEL.EXE 4464 EXCEL.EXE 4464 EXCEL.EXE 4464 EXCEL.EXE 4464 EXCEL.EXE 4464 EXCEL.EXE 4464 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\27cbd6db97a5f8796594b7f6468286d7.rtfd\27cbd6db97a5f8796594b7f6468286d7.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4464