Analysis
- max time kernel
34s - max time network
128s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260706-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
07/07/2026, 16:49
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
cf10f2ee94d3d0ac28de4ff2534a3f3b5e46b5c72aa44ca0ed76b3557826c335.exe
Resource
win10v2004-20260513-en
0 signatures
150 seconds
Behavioral task
behavioral2
Sample
cf10f2ee94d3d0ac28de4ff2534a3f3b5e46b5c72aa44ca0ed76b3557826c335.exe
Resource
win11ltsc2024-20260706-en
6 signatures
150 seconds
General
- Target cf10f2ee94d3d0ac28de4ff2534a3f3b5e46b5c72aa44ca0ed76b3557826c335.exe
- Size 18KB
- Sample260707-vb15lsay5n
- SHA256 cf10f2ee94d3d0ac28de4ff2534a3f3b5e46b5c72aa44ca0ed76b3557826c335
- MD5 989be3ad582f1f4e38833b427b09f1a5
- SHA1 9dd3ad6839d4cfe531300e4d680fa4ef0c649d69
- SHA512 444aa0bac09d02fdaba969243a7cb087e139905367a5b5ff018cfcd8211e980f50581ec18b6fd5f2695feb0499ca6d800159d0f1b38b4827f2d2cfe7297efc40
- SSDEEP 384:Ozf+WaG16pviVJiIoKktM6aPZzWtHvg3lkO:C2qiMiRKwKqtIVkO
- TLSH T18D826546E15B52B4C4EBC737A75A112755F9BC452232AB3BAFEC5A700D52330F6282EC
- 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-1-5-21-2049790993-2338060321-149346055-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe - Enumerates connected drives 3 TTPs 2 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\E: explorer.exe File opened (read-only) \??\F: explorer.exe - Modifies registry class 13 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2049790993-2338060321-149346055-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2049790993-2338060321-149346055-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2049790993-2338060321-149346055-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{374DE290-123F-4565-9164-39C4925E467B}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3ADD1653-EB32-4cb0-BBD7-DFA0ABB5ACCA}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\ explorer.exe Key created \REGISTRY\USER\S-1-5-21-2049790993-2338060321-149346055-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1CF1260C-4DD0-4ebb-811F-33C572699FDE}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B4BFCC3A-DB2C-424C-B029-7FE99A87C641}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A0953C92-50DC-43bf-BE83-3742FED03C9C}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-2049790993-2338060321-149346055-1000\{269828C8-90FB-4E9E-8CA1-374B5C535411} explorer.exe Key created \REGISTRY\USER\S-1-5-21-2049790993-2338060321-149346055-1000_Classes\Local Settings explorer.exe - Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeShutdownPrivilege 2040 explorer.exe Token: SeCreatePagefilePrivilege 2040 explorer.exe Token: SeShutdownPrivilege 2040 explorer.exe Token: SeCreatePagefilePrivilege 2040 explorer.exe Token: SeShutdownPrivilege 2040 explorer.exe Token: SeCreatePagefilePrivilege 2040 explorer.exe Token: SeShutdownPrivilege 2040 explorer.exe Token: SeCreatePagefilePrivilege 2040 explorer.exe Token: SeShutdownPrivilege 2040 explorer.exe Token: SeCreatePagefilePrivilege 2040 explorer.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2704 sihost.exe 2040 explorer.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2704 wrote to memory of 2040 2704 sihost.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\cf10f2ee94d3d0ac28de4ff2534a3f3b5e46b5c72aa44ca0ed76b3557826c335.exe"C:\Users\Admin\AppData\Local\Temp\cf10f2ee94d3d0ac28de4ff2534a3f3b5e46b5c72aa44ca0ed76b3557826c335.exe"1⤵PID:2596
-
C:\Windows\system32\sihost.exesihost.exe1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2704 -
C:\Windows\explorer.exeexplorer.exe /LOADSAVEDWINDOWS2⤵
- Boot or Logon Autostart Execution: Active Setup
- Enumerates connected drives
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2040
-
-
C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca1⤵PID:1112
-
C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca1⤵PID:1804
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 607B
- SHA256 be6b74e52e5eef1f1c27c0976bf3bf1bfa99958c00bbef2898a602f691be6dae
- MD5 76b78ed7ff6273215b134d6a6488035d
- SHA1 9e7a11ffb68d027036302eccd4c22315054843a9
- SHA512 9919504cd4d8c0757abff8da4bbad1c4b6532f81d290c736fc5624ef66de45e6a9e29a8290854ae554d5bdfc5291f1ea81ae62d1b25846bfbcf1515e2ec3e4f1
- TLSH T174F0DC53CBD6536BD527223CC8E207E1FA70E2719E81212386106F2D6CB77241E474B4
- MD5 SHA1 SHA512 TLSH