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Analysis
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max time kernel
100s -
max time network
128s -
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, 10:11
Static task
static1
Behavioral task
behavioral1
Sample
175.xls
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
175.xls
Resource
win10v2004-20230220-en
General
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Target
175.xls
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Size
1.1MB
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MD5
4985d88abcec551ec55f1cbd62fee464
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SHA1
59ca04cbc3ba18bea8aa9f5bf42f77650076063d
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SHA256
854a52693609fa9e77cc388d175429f1d4dff68fdcd69ca17a754d7583cf962d
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SHA512
b105f9666470effeebb3ccc3ab043953aaa0c7c6dba6804586b93c74dcd64ff4b82e685b5532dcbcd0a1e94ed702f9338220d73b241321d0e36d9ff983a28532
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SSDEEP
24576:Zu9V+muDLwBk0ZDLwBk5iCtsIc2y7czeftNA3v1J:ZuN+4htvfLANA/1
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 3712 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 3712 EXCEL.EXE 3712 EXCEL.EXE 3712 EXCEL.EXE 3712 EXCEL.EXE 3712 EXCEL.EXE 3712 EXCEL.EXE 3712 EXCEL.EXE 3712 EXCEL.EXE 3712 EXCEL.EXE 3712 EXCEL.EXE 3712 EXCEL.EXE 3712 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\175.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3712