Analysis
- user interaction
yes - max time kernel
20s - max time network
30s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
01/07/2026, 00:12
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
woofer.exe
Resource
win10v2004-20260513-en
0 signatures
150 seconds
Behavioral task
behavioral2
Sample
woofer.exe
Resource
win11ltsc2024-20260629-en
5 signatures
150 seconds
General
- Target woofer.exe
- Size 220KB
- Sample260701-ahcelsct5w
- SHA256 b8260fa844992836d6dc90cfe0cb556c26ca8d0f250044d77e5eb776ca98957f
- MD5 1a06524f2833ecce978abf0e0c20d2ee
- SHA1 82aeab821c21d0e8ad2dc19d284a91a69067614c
- SHA512 abb559430e53b3a74a80e84e7b8220f65a9ab56afb3e3f0ed4f68bc46ef948ac6a4f54a69f4133d8cb7d42121c64532a638ff006834760b025174b94a592044c
- SSDEEP 3072:mp1wYuB1Pq3bdGZoBufU43mhpZHH8ogrTFNqbdpty3s:KwYcodVBu8LhnHbRbdp43s
- TLSH T1D7241A926ACB4CFBDDC3233879D78234A738FEA58F9A47174A24A1241D136D06F9B741
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
Malware Config
Signatures
- Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe - Modifies registry class 7 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-1991999443-3181470666-3272020885-1000\{A00FC121-6D95-4D11-8D48-0008667660F1} explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\ explorer.exe Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings explorer.exe Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff explorer.exe - Suspicious use of AdjustPrivilegeToken 8 IoCs
description pid Process Token: SeShutdownPrivilege 1892 explorer.exe Token: SeCreatePagefilePrivilege 1892 explorer.exe Token: SeShutdownPrivilege 1892 explorer.exe Token: SeCreatePagefilePrivilege 1892 explorer.exe Token: SeShutdownPrivilege 1892 explorer.exe Token: SeCreatePagefilePrivilege 1892 explorer.exe Token: SeShutdownPrivilege 1892 explorer.exe Token: SeCreatePagefilePrivilege 1892 explorer.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4204 sihost.exe 1892 explorer.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4204 wrote to memory of 1892 4204 sihost.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\woofer.exe"C:\Users\Admin\AppData\Local\Temp\woofer.exe"1⤵PID:2500
-
C:\Windows\system32\sihost.exesihost.exe1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4204 -
C:\Windows\explorer.exeexplorer.exe /LOADSAVEDWINDOWS2⤵
- Boot or Logon Autostart Execution: Active Setup
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1892
-
-
C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca1⤵PID:5324
-
C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca1⤵PID:5932
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
- Size 599B
- SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
- MD5 658ab8c32d4cc5deb36ac5f63da4658b
- SHA1 30c12cd871ff0c2c4098d794e9ae4f2540586813
- SHA512 a73030c008ef3c2e274f11c90bfe79fa8ae402f76801c710bed8cc1ab1218a84858ea566b772be4bade8ef639a019c57d297028df15b64b3753482cf0f3c8f85
- TLSH T12AF05C83EB6A1B72C456123DC8EE56E47B31D1846EC11367A2107B1D3C2B7192D174BD
- MD5 SHA1 SHA512 TLSH