Analysis
- max time kernel
148s - max time network
129s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
06/08/2026, 23:25
General
- Target 2026-08-06_2242837adb471c69a782cc07f0640b5a_mespinoza.exe
- Size 4.9MB
- Sample260806-3enmpacg86
- SHA256 40693a450de03631ff3464f1201d0dca13abdda5051d969ec7ae606ef8548d5d
Score
7/10
Malware Config
Signatures
- Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Drops file in Program Files directory 1 IoCs
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 3 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-06_2242837adb471c69a782cc07f0640b5a_mespinoza.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-06_2242837adb471c69a782cc07f0640b5a_mespinoza.exe"1⤵
- Checks BIOS information in registry
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
memory/4084-1-0x00007FF90B8F0000-0x00007FF90B8F2000-memory.dmp
memory/4084-0-0x00007FF6D47C0000-0x00007FF6D498F000-memory.dmp
memory/4084-6-0x00007FF6D43D0000-0x00007FF6D4F49000-memory.dmp
memory/4084-2-0x00007FF6D43D0000-0x00007FF6D4F49000-memory.dmp
memory/4084-7-0x00007FF6D47C0000-0x00007FF6D498F000-memory.dmp
memory/4084-9-0x00007FF6D43D0000-0x00007FF6D4F49000-memory.dmp
memory/4084-10-0x00007FF6D47C0000-0x00007FF6D498F000-memory.dmp