Analysis
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max time kernel
104s -
max time network
108s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
09/03/2023, 14:18
Static task
static1
Behavioral task
behavioral1
Sample
3.xls
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
3.xls
Resource
win10v2004-20230220-en
General
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Target
3.xls
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Size
451KB
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MD5
e113221d1f5ebc19515a78854ad6109b
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SHA1
bd26727eebe3dee8dec1fa831ba31dfb4c9a5055
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SHA256
9b04c230094ecfccfd8e6b4bb9f46c9568d5af57b343916571f02459dd85f4c3
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SHA512
f5d3e43812065cc7eabeeb82dbe0d0d8b40b4193aa5cd0bb8b44c1e882720ba5562644345a3a0f3c0fe91cdbaad075df635d2425fe24091542da4907959fbf8e
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SSDEEP
12288:1JdrSgH9K9T50vTCjs8CCghrjcvE6YSrcqMtnOmjzQwYr:ZldK9d0mXCf6EOMNFhY
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 1580 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1580 EXCEL.EXE 1580 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1580 EXCEL.EXE 1580 EXCEL.EXE 1580 EXCEL.EXE 1580 EXCEL.EXE 1580 EXCEL.EXE 1580 EXCEL.EXE 1580 EXCEL.EXE 1580 EXCEL.EXE 1580 EXCEL.EXE 1580 EXCEL.EXE 1580 EXCEL.EXE 1580 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\3.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1580