Analysis
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max time kernel
144s -
max time network
105s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
06/08/2024, 19:09
Static task
static1
Behavioral task
behavioral1
Sample
SWT20240506_12082.xls
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
SWT20240506_12082.xls
Resource
win10v2004-20240802-en
General
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Target
SWT20240506_12082.xls
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Size
1.3MB
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MD5
e522d386b90054af950c456a9c108fd9
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SHA1
b82c7a42f9b049d8ea92b3208e05192e91d7987a
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SHA256
3368d7c3e01ae5c705b3461d99d39b7622333786503a651e09940d5ca3b7d191
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SHA512
a56c61601e2c7dc8721609984e18a0869bf5b9c5a09a51c0996a14de3efef5f928c5e80d8f5f38e0af91b068afed68f39a2998fb347953269a6818caaf6093db
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SSDEEP
24576:hd6KSRqupz/99AqhZbARM8lFUuEakUES+waAOKdTrKYN3B:hAKSnz/fAzvU2kUEIOKVpB
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 1388 1468 mshta.exe 84 -
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1468 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1468 EXCEL.EXE 1468 EXCEL.EXE 1468 EXCEL.EXE 1468 EXCEL.EXE 1468 EXCEL.EXE 1468 EXCEL.EXE 1468 EXCEL.EXE 1468 EXCEL.EXE 1468 EXCEL.EXE 1468 EXCEL.EXE 1468 EXCEL.EXE 1468 EXCEL.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1468 wrote to memory of 1388 1468 EXCEL.EXE 90 PID 1468 wrote to memory of 1388 1468 EXCEL.EXE 90 -
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\SWT20240506_12082.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1468 -
C:\Windows\System32\mshta.exeC:\Windows\System32\mshta.exe -Embedding2⤵
- Process spawned unexpected child process
PID:1388
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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
MD5613a78484e0dc0d7ba0783981aa5eaad
SHA1b84bc1c55fe78a9caa49da4ce0219c63ba82d004
SHA25656f79cdabb4a8dd565875882c726c1d29bf58a4032d0f3339459d5f8130fd220
SHA512122fd755286e14142e44a4796baefceb41672f5a98938c58b1c60a3c40c6a0d68451a8a0eb89ab5bb1d9d175e98a05221dd5bf5bb479e8a2ccdfc859d3fff8e6