Analysis
- max time kernel
148s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/08/2026, 02:39
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-08-10_4e6549df0972b30aabc83f4bc2fa2eb0_akira_glassworm_rusty-stealer.exe
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-10_4e6549df0972b30aabc83f4bc2fa2eb0_akira_glassworm_rusty-stealer.exe
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target 2026-08-10_4e6549df0972b30aabc83f4bc2fa2eb0_akira_glassworm_rusty-stealer.exe
- Size 1.3MB
- Sample260810-c5sffshp5v
- SHA256 ea1d861c103b91f047eb805374827f09c66d7123588e5a1c89b3e66018f06309
- MD5 4e6549df0972b30aabc83f4bc2fa2eb0
- SHA1 fdb3ed3fb3f8f4e54cd99a8b527102a70e1aa4b5
- SHA512 6eff61588359c082202048a7a19ecddab82cab284de8430f9948753384cd9fb82a023cec68d90179b5dadb3cd41d1e200379615dcad8b584cbafec51e45e5414
- SSDEEP 24576:yErPIhU4i5aYQg9kNAB5181OBXG9CTvTQ3HPx:yE0hqa4aNAB5181OBXGQQ3
- TLSH T1B5556B23E65580ECC02EC178835A9132F672788D07346AEF2BD45B253EA6FD16E3D758
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects executables Discord URL observed in first stage droppers 1 IoCs
resource yara_rule behavioral2/files/0x000e00000001c532-1.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 2026-08-10_4e6549df0972b30aabc83f4bc2fa2eb0_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 1864 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-1-5-21-3797332335-34111092-3597280141-1000\Software\Microsoft\Windows\CurrentVersion\Run\WindowsUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\Startup\\winupdate.exe" 2026-08-10_4e6549df0972b30aabc83f4bc2fa2eb0_akira_glassworm_rusty-stealer.exe Set value (str) \REGISTRY\USER\S-1-5-21-3797332335-34111092-3597280141-1000\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\2026-08-10_4e6549df0972b30aabc83f4bc2fa2eb0_akira_glassworm_rusty-stealer.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-10_4e6549df0972b30aabc83f4bc2fa2eb0_akira_glassworm_rusty-stealer.exe"1⤵
- Creates a file in the Startup directory
- Adds Run key to start application
PID:3980
-
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:1864
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 1.3MB
- SHA256 ea1d861c103b91f047eb805374827f09c66d7123588e5a1c89b3e66018f06309
- MD5 4e6549df0972b30aabc83f4bc2fa2eb0
- SHA1 fdb3ed3fb3f8f4e54cd99a8b527102a70e1aa4b5
- SHA512 6eff61588359c082202048a7a19ecddab82cab284de8430f9948753384cd9fb82a023cec68d90179b5dadb3cd41d1e200379615dcad8b584cbafec51e45e5414
- SSDEEP 24576:yErPIhU4i5aYQg9kNAB5181OBXG9CTvTQ3HPx:yE0hqa4aNAB5181OBXGQQ3
- TLSH T1B5556B23E65580ECC02EC178835A9132F672788D07346AEF2BD45B253EA6FD16E3D758
- MD5 SHA1 SHA512 SSDEEP TLSH