Analysis
- max time kernel
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
- submitted
06/07/2026, 08:23
General
- Target b424d821f8772824e213bbf9de9e6a431ac634107020689b46995e6bcdcc6232.exe
- Size 541KB
- Sample260706-j968qsct51
- SHA256 b424d821f8772824e213bbf9de9e6a431ac634107020689b46995e6bcdcc6232
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 2 IoCs
- UPX packed file 12 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 2 IoCs
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 46 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\b424d821f8772824e213bbf9de9e6a431ac634107020689b46995e6bcdcc6232.exe"C:\Users\Admin\AppData\Local\Temp\b424d821f8772824e213bbf9de9e6a431ac634107020689b46995e6bcdcc6232.exe"2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\WindowsSvc.exe"C:\Users\Admin\AppData\Roaming\WindowsSvc.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\explorer.exeexplorer.exe4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\WindowsSvc.exeC:\Users\Admin\AppData\Roaming\WindowsSvc.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\explorer.exeexplorer.exe2⤵
- Suspicious behavior: EnumeratesProcesses
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
WindowsSvc.exe
memory/2620-32-0x00007FF7769C0000-0x00007FF776A5E000-memory.dmp
memory/2620-42-0x00007FF7769C0000-0x00007FF776A5E000-memory.dmp
memory/3720-44-0x0000000140000000-0x0000000140412000-memory.dmp
memory/3720-45-0x00000000037E0000-0x00000000037E1000-memory.dmp
memory/4172-54-0x00007FF7769C0000-0x00007FF776A5E000-memory.dmp
memory/4392-34-0x0000000140000000-0x0000000140411000-memory.dmp
memory/4392-38-0x0000000140000000-0x0000000140411000-memory.dmp
memory/4392-39-0x0000000140000000-0x0000000140411000-memory.dmp
memory/4392-40-0x0000000140000000-0x0000000140411000-memory.dmp
memory/4392-36-0x0000000140000000-0x0000000140411000-memory.dmp
memory/4392-41-0x0000000140000000-0x0000000140411000-memory.dmp
memory/4392-35-0x0000000140000000-0x0000000140411000-memory.dmp