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Analysis
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max time kernel
160s -
max time network
175s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
12/10/2023, 16:28
Static task
static1
Behavioral task
behavioral1
Sample
100% TT COPY.xlam
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
100% TT COPY.xlam
Resource
win10v2004-20230915-en
General
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Target
100% TT COPY.xlam
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Size
620KB
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MD5
eb88893f73ee849e3b5d3652f03e3d77
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SHA1
c5508f5ea2ea317d300d9d217937de549e3e3eee
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SHA256
dca28fc1be6424d51a5ff7f69d50c19b75631c5fabfcbfad25f8f69ee395cb01
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SHA512
cafa0b8d93cd408eb7093e1a6591bcb1df82d2dae95589c91d1cf2f24486631c6a8640c77ecfdf7c73abe1e441e151f62453dbd01bc524c6f4426a726a111211
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SSDEEP
12288:C6nWWf7RrFwmoLHbcSs5CJIt2Wy1+wp4ghGgQt/7YWhR798J7Hd+z590xhfd3Qx:VZ9rFzBCJX5ddny9CLd+Cgx
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 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 Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 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 4440 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4440 EXCEL.EXE 4440 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 4440 EXCEL.EXE 4440 EXCEL.EXE 4440 EXCEL.EXE 4440 EXCEL.EXE 4440 EXCEL.EXE 4440 EXCEL.EXE 4440 EXCEL.EXE 4440 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\100% TT COPY.xlam"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4440