Analysis
- max time kernel
150s - max time network
115s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
14/08/2026, 08:25
General
- Target 2026-08-14_13c1ccea343b2a25af345cc4a4272c38_mespinoza.exe
- Size 21.7MB
- Sample260814-ka9p9afr21
- SHA256 daf9b168a26e2f29b0cc7adb8c2d83086c11e13402ccd2024aedd2bc3b50e0b9
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\2026-08-14_13c1ccea343b2a25af345cc4a4272c38_mespinoza.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-14_13c1ccea343b2a25af345cc4a4272c38_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
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
memory/720-0-0x00007FF65FEED000-0x00007FF6600BC000-memory.dmp
memory/720-1-0x00007FF9AE790000-0x00007FF9AE792000-memory.dmp
memory/720-2-0x00007FF65FB00000-0x00007FF660678000-memory.dmp
memory/720-6-0x00007FF65FB00000-0x00007FF660678000-memory.dmp
memory/720-7-0x00007FF65FEED000-0x00007FF6600BC000-memory.dmp
memory/720-8-0x00007FF65FB00000-0x00007FF660678000-memory.dmp
memory/720-10-0x00007FF65FEED000-0x00007FF6600BC000-memory.dmp
memory/720-11-0x00007FF65FB00000-0x00007FF660678000-memory.dmp