Analysis
- max time kernel
150s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
- submitted
06/07/2026, 08:18
General
- Target 8cf4ae00be0fe987cc14ae74b0b64c188083b8bbe3b7397239cefd594492c6cd.exe
- Size 46KB
- Sample260706-j7lt1sb191
- SHA256 8cf4ae00be0fe987cc14ae74b0b64c188083b8bbe3b7397239cefd594492c6cd
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
- Modifies registry class 2 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 40 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Windows\system32\sihost.exesihost.exe1⤵
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\8cf4ae00be0fe987cc14ae74b0b64c188083b8bbe3b7397239cefd594492c6cd.exe"C:\Users\Admin\AppData\Local\Temp\8cf4ae00be0fe987cc14ae74b0b64c188083b8bbe3b7397239cefd594492c6cd.exe"2⤵
-
-
C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
-
C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
-
C:\Windows\system32\ctfmon.exe/QuitInfo:0000000000000270;0000000000000274;1⤵
-
C:\Windows\System32\smartscreen.exeC:\Windows\System32\smartscreen.exe -Embedding1⤵
-
C:\Users\Admin\AppData\Local\Temp\ms-updates-tmp\WinUpdateHelper.exe"C:\Users\Admin\AppData\Local\Temp\ms-updates-tmp\WinUpdateHelper.exe" /install1⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Services\winhost.exeC:\Users\Admin\AppData\Roaming\Microsoft\Windows\Services\winhost.exe1⤵
- Executes dropped EXE
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
WinUpdateHelper.exe
memory/3132-5-0x0000025630FF0000-0x0000025630FF3000-memory.dmp
memory/3820-17-0x0000000001080000-0x0000000001087000-memory.dmp
memory/3820-24-0x0000000003650000-0x0000000003651000-memory.dmp
memory/5796-4-0x00007FFF87AE0000-0x00007FFF87D43000-memory.dmp
memory/6680-26-0x00007FFF87AE0000-0x00007FFF87D43000-memory.dmp