Analysis
- max time kernel
149s - max time network
140s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
09/09/2026, 09:28
Static task
static1
Behavioral task
behavioral1
Sample
년 4분기 제품 주문_09_09_2026.xls
Resource
win10v2004-20260513-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
년 4분기 제품 주문_09_09_2026.xls
Resource
win11ltsc2024-20260709-en
9 signatures
150 seconds
General
- Target 년 4분기 제품 주문_09_09_2026.xls
- Size 28KB
- Sample260909-lftrnavaph
- SHA256 b499720432f6f7dcb22ea69f4dc3b3d61b7d89228fb38a67940868e33a9a675f
- MD5 bf7163c7a24d15abb510e62bca735c11
- SHA1 465fd9790599db5deeeda99d8b69e3692d100bea
- SHA512 9f9710cb181a798745ca8aa4a309735c027fd465a08aca3093cd670c22ad128b0279b12839147053d1ea9f6d1053fa8955b277b00f12abee41fe4d0803561be0
- SSDEEP 384:/nVZZSHnUQhrtHp42iqAwiQ2mGON5q3LR3Ce0/6rRRpoWvhNXFI:v6UaoCAZQ2DE5wm6rRRpoWvhB+
- TLSH T178D2590432A5D106C1E989B64EE5D1CB6B20FCA6BD97DB0B32C47B1F183DA94D423A27
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- 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 1424 4324 mshta.exe 85 - 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 4324 EXCEL.EXE - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4324 EXCEL.EXE 4324 EXCEL.EXE 4324 EXCEL.EXE 4324 EXCEL.EXE 4324 EXCEL.EXE 4324 EXCEL.EXE 4324 EXCEL.EXE 4324 EXCEL.EXE 4324 EXCEL.EXE 4324 EXCEL.EXE 4324 EXCEL.EXE 4324 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4324 wrote to memory of 1424 4324 EXCEL.EXE 98 - 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.
- Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
- Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\년 4분기 제품 주문_09_09_2026.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4324 -
C:\Windows\System32\mshta.exeC:\Windows\System32\mshta.exe -Embedding2⤵
- Process spawned unexpected child process
PID:1424
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 1KB
- SHA256 4c557cd81e02bff1217c68c9375a573e2f420908c8edf2c683f5550cfbe05d1f
- MD5 eaabb615ec0469f64f90bc6e1eaaee9d
- SHA1 cec8f0a4211366bf757e22ef8c5e1744c44f24d5
- SHA512 f56e1b0810291892fae90ae5d2d1874323996d6a403318d7cfc4da8e7ff0486c7ef90ce2d1c280475c17bfe1322e764bc259e314c7fc6eeb105ad45468124de0
- TLSH T1204110521AC34AA7E15893B31A3B574AEF607C12DB14810E7284D60F3DB6900AB5CA5B
- MD5 SHA1 SHA512 TLSH