Analysis
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max time kernel
144s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
01-10-2024 12:11
Static task
static1
Behavioral task
behavioral1
Sample
AE11690106202.xls
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
AE11690106202.xls
Resource
win10v2004-20240802-en
General
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Target
AE11690106202.xls
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Size
640KB
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MD5
20e619e98752c941405d8bc0c66242b9
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SHA1
0320eeb4e91a97d2d78f1ddb196ff09ca7a95da0
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SHA256
5f7ede06fa8da808f891e29fcfc533fcab3f7e9bc02ad68d0e5b24fe006fcbe5
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SHA512
1a7f5cb0e1af193d9e6e07b4653648d607c4e931b32be475c0808fdd33a55a1e4257db456f8bda32f69ee09e07ba48248163127b72939eca17619110e997bdc2
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SSDEEP
12288:3S6nskrDE0NvKwm3HzxoO1e1ic6yWK0VceVnV2EVS7IIM:3S6nrNvIoOcl637rnV2Ey/M
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 3432 1880 mshta.exe 81 -
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 1880 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1880 EXCEL.EXE 1880 EXCEL.EXE 1880 EXCEL.EXE 1880 EXCEL.EXE 1880 EXCEL.EXE 1880 EXCEL.EXE 1880 EXCEL.EXE 1880 EXCEL.EXE 1880 EXCEL.EXE 1880 EXCEL.EXE 1880 EXCEL.EXE 1880 EXCEL.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1880 wrote to memory of 3432 1880 EXCEL.EXE 86 PID 1880 wrote to memory of 3432 1880 EXCEL.EXE 86 -
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\AE11690106202.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1880 -
C:\Windows\System32\mshta.exeC:\Windows\System32\mshta.exe -Embedding2⤵
- Process spawned unexpected child process
PID:3432
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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
MD59ddd152466996f53d83d3ea9ffa5ba0a
SHA1335bde9e0f709656476d75f36e05546022c0e239
SHA256bf8eb18376e1aff401b2da8dfb08eeb127bc7279b7ba4babcd4e246a46687f63
SHA51200761400da7848e150fcbf4128114d0f4506233e391cba6daf5ad64372b3e27aac598a4e9725607bcc22fd910eda49bca1bbb0cba48db58d9b518dc2ae2a0540