Analysis
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max time kernel
149s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
10-06-2024 06:02
Static task
static1
Behavioral task
behavioral1
Sample
AUUPDATE Oliver.xls
Resource
win7-20240508-en
windows7-x64
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
AUUPDATE Oliver.xls
Resource
win10v2004-20240426-en
windows10-2004-x64
4 signatures
150 seconds
General
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Target
AUUPDATE Oliver.xls
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Size
3.1MB
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MD5
b35f95cfa462be032635bcaebf48a630
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SHA1
c7931b382d9b77cda0d0223d5fa27934dd3fa860
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SHA256
baeb8a23fabb9d6afa822ce87ed728d82dd943a73f19d596a186b0944a31f600
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SHA512
de6e22cd64f253ccff7e18a608ed76a02d8290621dde2957d23a33c5b1a58a287b8b9ce875fcf8d3a6fa8dcbe1e353d3e1e2551773206695b5778f9c10a32826
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SSDEEP
12288:Mbvse8LT5eGePW9Dk+Cl7B8jAOlujvYhtdjnUnsbslCvrdU0r2/qpyO+l:7k/9+WVKAOlVdjpbsSJ2/N
Score
1/10
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 4644 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 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\AUUPDATE Oliver.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4644