Analysis
- max time kernel
164s - max time network
166s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
- submitted
11/08/2026, 08:09
General
- Target v49922.exe
- Size 655KB
- Sample260811-j2brvsdc89
- SHA256 e501db75a2f2f1eef0ffc127aab8db36f58e93047b2258a0c0edaa9323f8c092
Malware Config
Signatures
- 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.
- Registers new Windows logon scripts automatically executed at logon. 1 TTPs 2 IoCs
- Adds Run key to start application 2 TTPs 2 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Scheduled Task/Job: Scheduled Task 1 TTPs 4 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 18 IoCs
- Suspicious use of WriteProcessMemory 4 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:\Users\Admin\AppData\Local\Temp\v49922.exe"C:\Users\Admin\AppData\Local\Temp\v49922.exe"1⤵
- Creates a file in the Startup directory
- Registers new Windows logon scripts automatically executed at logon.
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SYSTEM32\schtasks.exeschtasks.exe /create /tn "SecurityHealthService" /xml "C:\Users\Admin\AppData\Local\Temp\~st0E5A2887.xml" /f2⤵
- Scheduled Task/Job: Scheduled Task
-
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C:\Windows\SYSTEM32\schtasks.exeschtasks.exe /create /tn "WindowsSecurityHealth" /xml "C:\Users\Admin\AppData\Local\Temp\~st0E5A2904.xml" /f2⤵
- Scheduled Task/Job: Scheduled Task
-
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C:\Users\Admin\AppData\Local\Temp\v49922.exeC:\Users\Admin\AppData\Local\Temp\v49922.exe1⤵
- Creates a file in the Startup directory
- Registers new Windows logon scripts automatically executed at logon.
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\SYSTEM32\schtasks.exeschtasks.exe /create /tn "SecurityHealthService" /xml "C:\Users\Admin\AppData\Local\Temp\~st0E5A20DA.xml" /f2⤵
- Scheduled Task/Job: Scheduled Task
-
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C:\Windows\SYSTEM32\schtasks.exeschtasks.exe /create /tn "WindowsSecurityHealth" /xml "C:\Users\Admin\AppData\Local\Temp\~st0E5A2008.xml" /f2⤵
- Scheduled Task/Job: Scheduled Task
-
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Boot or Logon Initialization Scripts
1Logon Script (Windows)
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
~st0E5A2008.xml
~st0E5A2887.xml
~st0E5A2904.xml
memory/3160-5-0x0000000590000000-0x0000000590400000-memory.dmp
memory/3160-18-0x0000000590000000-0x0000000590400000-memory.dmp
memory/3160-19-0x0000000590000000-0x0000000590400000-memory.dmp
memory/4020-20-0x0000000590000000-0x0000000590400000-memory.dmp
memory/4020-21-0x0000000590000000-0x0000000590400000-memory.dmp
memory/4020-22-0x0000000590000000-0x0000000590400000-memory.dmp
memory/4020-23-0x0000000590000000-0x0000000590400000-memory.dmp
memory/4020-24-0x0000000590000000-0x0000000590400000-memory.dmp
memory/4020-25-0x0000000590000000-0x0000000590400000-memory.dmp
memory/4020-26-0x0000000590000000-0x0000000590400000-memory.dmp
memory/4020-27-0x0000000590000000-0x0000000590400000-memory.dmp
memory/4020-29-0x0000000590000000-0x0000000590400000-memory.dmp