Analysis
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max time kernel
135s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
23-08-2024 10:02
Static task
static1
Behavioral task
behavioral1
Sample
8bb96a945f94e9779aa83b7ed429a1a98fbae7acbdaa4dc3678c7b12f2ff944b.xls
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
8bb96a945f94e9779aa83b7ed429a1a98fbae7acbdaa4dc3678c7b12f2ff944b.xls
Resource
win10v2004-20240802-en
General
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Target
8bb96a945f94e9779aa83b7ed429a1a98fbae7acbdaa4dc3678c7b12f2ff944b.xls
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Size
326KB
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MD5
35fbfda104f09313080a80436b017dee
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SHA1
e341e61547eca9e69a31c82985c8e1b53ac2a382
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SHA256
8bb96a945f94e9779aa83b7ed429a1a98fbae7acbdaa4dc3678c7b12f2ff944b
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SHA512
da0f1b6fa9db645021001d13e983f01234f1660fca8b27ddc6ed70af6eb68ad9dc07edb13f0279e1e3e867c949561bd8da186869dd9856488cd0053b064877ed
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SSDEEP
6144:lHemvtxlw4zu6YmNsYP4TXUydFaOj+5aSegSA9dUAu:lHeXpMNsO4DUyyOVA9Kt
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 3628 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 3628 EXCEL.EXE 3628 EXCEL.EXE 3628 EXCEL.EXE 3628 EXCEL.EXE 3628 EXCEL.EXE 3628 EXCEL.EXE 3628 EXCEL.EXE 3628 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\8bb96a945f94e9779aa83b7ed429a1a98fbae7acbdaa4dc3678c7b12f2ff944b.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3628
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
MD55a751a11e9bc75c6b41a6f604067d74a
SHA1dc2ede7c3bd3d38f6d60844ee8ea5f14a04c3790
SHA256313a21b88783d53e08e17d2b0bb0205815e0221697bba97a6fe15c99ec7aa1ae
SHA512392b55571f0fcaf665ad6c9635c28fd1f0032ca4599c5866113e5e511a5e63c36e680f2935e4450b3dd1eaccddd8ec6fbfc1f6867abac0cd1a296402bcbc762b