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Analysis
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max time kernel
100s -
max time network
101s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
08/08/2024, 01:28
Static task
static1
Behavioral task
behavioral1
Sample
9208b14ce2fcf454161bd1aefa9fcb69ee1c3deb8a6d719c1cca5d509c169f31.xls
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
9208b14ce2fcf454161bd1aefa9fcb69ee1c3deb8a6d719c1cca5d509c169f31.xls
Resource
win10v2004-20240802-en
General
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Target
9208b14ce2fcf454161bd1aefa9fcb69ee1c3deb8a6d719c1cca5d509c169f31.xls
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Size
316KB
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MD5
a9149db99d4261753f677d94bcbdbf9d
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SHA1
426d1120da358147c7b37bef0e1876ad6868687f
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SHA256
9208b14ce2fcf454161bd1aefa9fcb69ee1c3deb8a6d719c1cca5d509c169f31
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SHA512
ce0c1d504d796d4b0dfc3a519026371737bd3582762140084e287c99b671a9201a81d00d49b580fdef9a49025ac4e034eb660c3f05f31c0e11820d41c09e57b3
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SSDEEP
6144:kj9MG1KnfoHx83xjL0M+cJh3hOmzTX1Zs5FLKEG86:kj9MGAn0yh47cJymzT3s5FLXv6
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 4032 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4032 EXCEL.EXE 4032 EXCEL.EXE 4032 EXCEL.EXE 4032 EXCEL.EXE 4032 EXCEL.EXE 4032 EXCEL.EXE 4032 EXCEL.EXE 4032 EXCEL.EXE 4032 EXCEL.EXE 4032 EXCEL.EXE 4032 EXCEL.EXE 4032 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\9208b14ce2fcf454161bd1aefa9fcb69ee1c3deb8a6d719c1cca5d509c169f31.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4032
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
Filesize1KB
MD5676c23881c06d46dbc3c0204a991ee94
SHA1a16933e1bc872a2770c18cafdd7782adcc2d2d89
SHA256508d6bc3933d34544352174c4cd189af24fea6ce6bf0fb6d13152516240d8011
SHA5121ac9f2e33f78456b0cd344d80c6461d5259024be96b52f9c403d1fa93b082f151cfdba53d2e22b273cfdf490afc69684ae9982db1708f4c09cfb4008102ef6e7