Analysis
- max time kernel
150s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
25/09/2026, 16:21
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Tdun_64_loader.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
Tdun_64_loader.exe
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
6 signatures
150 seconds
General
- Target Tdun_64_loader.exe
- Size 57KB
- Sample260925-tttyks1bme
- SHA256 bac9de158894dba7aece69ee3c52b841d7878d2f6cbc40cbf1e840f262612948
- MD5 cbc227948590dd17013194d8363a8143
- SHA1 ad2c902d683a0fea63519e497a3d7186f5bc9b63
- SHA512 8cc6903fa6063ad15f93d5a9e88a9307d4abf370b56d9aebf74a6902e2b88518e1de080bf11cef7a9e2caa7928bc7053a5061246d3b2af2cdd96ca6fa0968f25
- SSDEEP 768:YQWPSR+LJQ4snDOQLsZTmonngVm7i6TmonngV8Myq:YQWP70DSTmGA6TmG2
- TLSH T11D432926B71328FDCB57C031C5965F75FB73B93205216BAA82E5CA320F759D0AE2D908
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Event Triggered Execution: Component Object Model Hijacking 1 TTPs
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
- Modifies registry class 7 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1404337215-1550464601-2805570857-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32 Tdun_64_loader.exe Key created \REGISTRY\USER\S-1-5-21-1404337215-1550464601-2805570857-1000_Classes\CLSID Tdun_64_loader.exe Key created \REGISTRY\USER\S-1-5-21-1404337215-1550464601-2805570857-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1} Tdun_64_loader.exe Set value (str) \REGISTRY\USER\S-1-5-21-1404337215-1550464601-2805570857-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\8avmu6hi.dll" Tdun_64_loader.exe Set value (str) \REGISTRY\USER\S-1-5-21-1404337215-1550464601-2805570857-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ThreadingModel = "Apartment" Tdun_64_loader.exe Key created \REGISTRY\USER\S-1-5-21-1404337215-1550464601-2805570857-1000_Classes\NotificationData explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-1404337215-1550464601-2805570857-1000_Classes\NotificationData\0D83063EA3B8FCF5 = 0100000000000002 explorer.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 6120 Tdun_64_loader.exe 6120 Tdun_64_loader.exe 6120 Tdun_64_loader.exe 6120 Tdun_64_loader.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2512 explorer.exe - Suspicious use of AdjustPrivilegeToken 32 IoCs
description pid Process Token: SeShutdownPrivilege 2512 explorer.exe Token: SeCreatePagefilePrivilege 2512 explorer.exe Token: SeShutdownPrivilege 2512 explorer.exe Token: SeCreatePagefilePrivilege 2512 explorer.exe Token: SeShutdownPrivilege 2512 explorer.exe Token: SeCreatePagefilePrivilege 2512 explorer.exe Token: SeShutdownPrivilege 2512 explorer.exe Token: SeCreatePagefilePrivilege 2512 explorer.exe Token: SeShutdownPrivilege 2512 explorer.exe Token: SeCreatePagefilePrivilege 2512 explorer.exe Token: SeShutdownPrivilege 2512 explorer.exe Token: SeCreatePagefilePrivilege 2512 explorer.exe Token: SeShutdownPrivilege 2512 explorer.exe Token: SeCreatePagefilePrivilege 2512 explorer.exe Token: SeShutdownPrivilege 2512 explorer.exe Token: SeCreatePagefilePrivilege 2512 explorer.exe Token: SeShutdownPrivilege 2512 explorer.exe Token: SeCreatePagefilePrivilege 2512 explorer.exe Token: SeShutdownPrivilege 2512 explorer.exe Token: SeCreatePagefilePrivilege 2512 explorer.exe Token: SeShutdownPrivilege 2512 explorer.exe Token: SeCreatePagefilePrivilege 2512 explorer.exe Token: SeShutdownPrivilege 2512 explorer.exe Token: SeCreatePagefilePrivilege 2512 explorer.exe Token: SeShutdownPrivilege 2512 explorer.exe Token: SeCreatePagefilePrivilege 2512 explorer.exe Token: SeShutdownPrivilege 2512 explorer.exe Token: SeCreatePagefilePrivilege 2512 explorer.exe Token: SeShutdownPrivilege 2512 explorer.exe Token: SeCreatePagefilePrivilege 2512 explorer.exe Token: SeShutdownPrivilege 2512 explorer.exe Token: SeCreatePagefilePrivilege 2512 explorer.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 6120 wrote to memory of 2512 6120 Tdun_64_loader.exe 81
Processes
-
C:\Windows\explorer.exeexplorer.exe /LOADSAVEDWINDOWS1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2512 -
C:\Users\Admin\AppData\Local\Temp\Tdun_64_loader.exe"C:\Users\Admin\AppData\Local\Temp\Tdun_64_loader.exe"2⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:6120
-