Analysis
- max time kernel
149s - max time network
94s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
03/08/2026, 15:02
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Matcha.exe
Resource
win10ltsc2021-20260513-en
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
Matcha.exe
Resource
win11-20260513-en
3 signatures
150 seconds
General
- Target Matcha.exe
- Size 284KB
- Sample260803-sehrbsbc73
- SHA256 f2c1d3b70903e152c0b49a706ba0bab13ec9dfaa28dc2019e4404015968c079c
- MD5 57ffb958ab444f82647b403e2f657ce9
- SHA1 1c2e1e0bb9c4627453c88ae3bc2b89c964c3c31f
- SHA512 ce284b924ebc9e906d9fa19a3dd777b1313f2f59c8ebbd8f39fc6e61310fac216a94b3b42fb526a4e782c334792237d39c6290915b102246167a5c50760ab534
- SSDEEP 6144:At4Q2frJUO/RRe1j1F7Ex9Q5lyMBBfcEoIfpmO1eL4klR:AqQ8rJn/RIp1mDKlXXfKIhezl
- TLSH T1FF541287FF119ADCC4414B30AA1B86A1D56CBA740F710AEB276777572D36FC0893A398
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3260 Startup_Apps.exe - Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 Startup_Apps.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString Startup_Apps.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4780 wrote to memory of 3260 4780 Matcha.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\Matcha.exe"C:\Users\Admin\AppData\Local\Temp\Matcha.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4780 -
C:\Users\Admin\AppData\Local\Temp\61A9FD7B\Startup_Apps.exe"C:\Users\Admin\AppData\Local\Temp\61A9FD7B\Startup_Apps.exe"2⤵
- Executes dropped EXE
- Checks processor information in registry
PID:3260
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\61A9FD7B\Startup_Apps.exe
- Size 1.1MB
- SHA256 671ec5abb5b38af47b70fb8edd01dd384bfd15eeb5dd4ee1333c567afc0cdf72
- MD5 d81a56aa9ef88734187fa0c6f284835e
- SHA1 86d7b73ab50ddde15a59bf198a61ab1c93e4d3de
- SHA512 ef19a025f8b044de1a1054a6e5b9cd85cdd38293cd062a46eda770b75c331f518506f8afdf50c10fc13f7f1216a164cdac2994545e9e06086d8b31fbb9a69b17
- SSDEEP 12288:mZ+OE4MmD6/Oyspc5EEBBBHGBgzGerwGGvPqItNquB:mcb4M06WpoPrwpvP3f5
- TLSH T1BC357C83EBA3C5D8C156C8B5534BF137F9627C8E4A157196ABC41E633E67B64E22CB00
- MD5 SHA1 SHA512 SSDEEP TLSH