Analysis
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max time kernel
145s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
17-12-2024 03:30
Static task
static1
Behavioral task
behavioral1
Sample
820d600f7e9de3c49ab72a5cf0eed154f8a733a971dc4d601a2941a2b1596aa1.xls
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
820d600f7e9de3c49ab72a5cf0eed154f8a733a971dc4d601a2941a2b1596aa1.xls
Resource
win10v2004-20241007-en
General
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Target
820d600f7e9de3c49ab72a5cf0eed154f8a733a971dc4d601a2941a2b1596aa1.xls
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Size
1.1MB
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MD5
5f2e46c7cb021508ad4cb1cb4785af35
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SHA1
49d152547e233e76c58586fa0b0be5f341cc65b0
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SHA256
820d600f7e9de3c49ab72a5cf0eed154f8a733a971dc4d601a2941a2b1596aa1
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SHA512
2b25d71308e8636d0caefbdb24181061da7d620dfc525422e46455ee0bd205801b8a863ffcc292e81b2636e067776010df0be3596dbefd157f5459b5fdddd8be
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SSDEEP
12288:bymzHJEUiOIBUzMTSHD3DERnLRmF8D9EPbxpsAQx1Zj+jeEPubjxAzrGbxzX7n41:hBaKbARM8k78Z+jppr8zr4i4Q8+a5d
Malware Config
Signatures
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3104 4736 mshta.exe 82 -
Detected phishing page
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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 4736 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4736 EXCEL.EXE 4736 EXCEL.EXE 4736 EXCEL.EXE 4736 EXCEL.EXE 4736 EXCEL.EXE 4736 EXCEL.EXE 4736 EXCEL.EXE 4736 EXCEL.EXE 4736 EXCEL.EXE 4736 EXCEL.EXE 4736 EXCEL.EXE 4736 EXCEL.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4736 wrote to memory of 3104 4736 EXCEL.EXE 87 PID 4736 wrote to memory of 3104 4736 EXCEL.EXE 87 -
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\820d600f7e9de3c49ab72a5cf0eed154f8a733a971dc4d601a2941a2b1596aa1.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4736 -
C:\Windows\System32\mshta.exeC:\Windows\System32\mshta.exe -Embedding2⤵
- Process spawned unexpected child process
PID:3104
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