Analysis
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max time kernel
146s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
31-10-2024 00:04
Static task
static1
Behavioral task
behavioral1
Sample
Ordendecompra.xls
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Ordendecompra.xls
Resource
win10v2004-20241007-en
General
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Target
Ordendecompra.xls
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Size
657KB
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MD5
1048471113b938176f93411516da0960
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SHA1
42711353d0c65d1d7e7b16fceb81d6d23a08d286
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SHA256
a3fddc5f8fdb4f125ad3604d28d603947a6ccf1dacbc1fbb910d3c773f70dcbe
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SHA512
d2ecacfe828afaf1c41a5f08f9292dfa92f51bb85a47fbb4a9d0a87572c9f48001d352032a4c33c3b7919895ab9db674a1af3f210b36eda6848f86eda9f3a582
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SSDEEP
12288:/7dWr5iDaBPSGJ6E30oXeu9rjjYdLXGnJ8eS//9BfXBg8u:cAaBSGDbXeL6S//zfB
Malware Config
Signatures
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4428 924 mshta.exe 83 -
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 924 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 924 EXCEL.EXE 924 EXCEL.EXE 924 EXCEL.EXE 924 EXCEL.EXE 924 EXCEL.EXE 924 EXCEL.EXE 924 EXCEL.EXE 924 EXCEL.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 924 wrote to memory of 4428 924 EXCEL.EXE 89 PID 924 wrote to memory of 4428 924 EXCEL.EXE 89 -
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\Ordendecompra.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:924 -
C:\Windows\System32\mshta.exeC:\Windows\System32\mshta.exe -Embedding2⤵
- Process spawned unexpected child process
PID:4428
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
Filesize3KB
MD57b8fc9b258a98d13d226497a62a6332c
SHA1d60f192d6ba18484403f168d34facd7c96b4c676
SHA256237fee00a65b5405a1af09d57123fd07275edcec24831a1e84834a55adfefa56
SHA51214a47d64a3e32a3cb6cfe139d9c098338f46fde023c0c89c524546297e65b490e26aec76f9a4c78c198ee66220bcc94355e1f950d8f3430e587cee2e70874c33