Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 16:35
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-08-09_72daca1ca43b79c941cb294202d52e82_akira_glassworm_rusty-stealer.exe
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-09_72daca1ca43b79c941cb294202d52e82_akira_glassworm_rusty-stealer.exe
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target 2026-08-09_72daca1ca43b79c941cb294202d52e82_akira_glassworm_rusty-stealer.exe
- Size 832KB
- Sample260809-t31gqaak2x
- SHA256 3f740817181376036294a75fd3f1f81950611b5160b656b68239c58ceb576f5d
- MD5 72daca1ca43b79c941cb294202d52e82
- SHA1 51e46ad7226ead2662f6410cebe08217a048f629
- SHA512 18b6122229f92adf5c758bb23c6eecb047a8b8a7f5613edc936383a177e1fe365833fe9af1121cfab3c40ef946cdab315916137f9fb3f82d49ea4c8748c3ad8f
- SSDEEP 12288:K6R7ZX0DzV7GKHYmQxdHMD/B+CsZP0wH+l2SZ:K6RNkDNGKYDH287ZPdI
- TLSH T162056A03E29981EDD55EC07CC3979536AA63B89E0A31B2EF27D41B243E67E916F1D304
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects executables Discord URL observed in first stage droppers 1 IoCs
resource yara_rule behavioral2/files/0x0003000000008f19-1.dat INDICATOR_SUSPICIOUS_EXE_DiscordURL - Creates a file in the Startup directory 1 TTPs 2 IoCs
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\winupdate.exe 2026-08-09_72daca1ca43b79c941cb294202d52e82_akira_glassworm_rusty-stealer.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\winupdate.exe winupdate.exe - Executes dropped EXE 1 IoCs
pid Process 2516 winupdate.exe - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000\Software\Microsoft\Windows\CurrentVersion\Run\WindowsUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\Startup\\winupdate.exe" 2026-08-09_72daca1ca43b79c941cb294202d52e82_akira_glassworm_rusty-stealer.exe Set value (str) \REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000\Software\Microsoft\Windows\CurrentVersion\Run\WindowsUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\Startup\\winupdate.exe" winupdate.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-09_72daca1ca43b79c941cb294202d52e82_akira_glassworm_rusty-stealer.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-09_72daca1ca43b79c941cb294202d52e82_akira_glassworm_rusty-stealer.exe"1⤵
- Creates a file in the Startup directory
- Adds Run key to start application
PID:300
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\winupdate.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\winupdate.exe"1⤵
- Creates a file in the Startup directory
- Executes dropped EXE
- Adds Run key to start application
PID:2516
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\winupdate.exe
- Size 832KB
- SHA256 3f740817181376036294a75fd3f1f81950611b5160b656b68239c58ceb576f5d
- MD5 72daca1ca43b79c941cb294202d52e82
- SHA1 51e46ad7226ead2662f6410cebe08217a048f629
- SHA512 18b6122229f92adf5c758bb23c6eecb047a8b8a7f5613edc936383a177e1fe365833fe9af1121cfab3c40ef946cdab315916137f9fb3f82d49ea4c8748c3ad8f
- SSDEEP 12288:K6R7ZX0DzV7GKHYmQxdHMD/B+CsZP0wH+l2SZ:K6RNkDNGKYDH287ZPdI
- TLSH T162056A03E29981EDD55EC07CC3979536AA63B89E0A31B2EF27D41B243E67E916F1D304
- MD5 SHA1 SHA512 SSDEEP TLSH