Analysis
- user interaction
yes - max time kernel
35s - max time network
40s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
04/08/2026, 17:14
General
- Target Reaper.exe
- Size 64.9MB
- Sample260804-vr7mbseb57
- SHA256 6839980b703262ef7c92956268aa53b204a229e30d7fad257d3ad589aaedb36d
Malware Config
Signatures
- Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 4 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Reaper.exe"C:\Users\Admin\AppData\Local\Temp\Reaper.exe"1⤵
- Checks BIOS information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /target:exe /out:"C:\Users\Admin\AppData\Local\Temp\Reaper.exe" "C:\Users\Admin\AppData\Local\Temp\guardian_src_8356533631464c2c9fd0442ee71edaa4.cs"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES73A4.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC1376D79754B64F8FAB50333390811C87.TMP"3⤵
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
RES73A4.tmp
CSC1376D79754B64F8FAB50333390811C87.TMP
guardian_src_8356533631464c2c9fd0442ee71edaa4.cs
memory/3588-25-0x00000220DB420000-0x00000220DB533000-memory.dmp
memory/3588-7-0x00000220D9D30000-0x00000220D9E42000-memory.dmp
memory/3588-6-0x00000220BF900000-0x00000220BFA00000-memory.dmp
memory/3588-2-0x00000220D9EF0000-0x00000220DA0C6000-memory.dmp
memory/3588-1-0x00000220D9EE0000-0x00000220D9EF0000-memory.dmp
memory/3588-0-0x00000220BB730000-0x00000220BF826000-memory.dmp
memory/3588-33-0x00000220D9570000-0x00000220D978C000-memory.dmp
memory/3588-34-0x00000220E0500000-0x00000220E05B4000-memory.dmp
memory/3588-35-0x00000220D9EE0000-0x00000220D9EF0000-memory.dmp
memory/3588-36-0x00000220D9EE0000-0x00000220D9EF0000-memory.dmp
memory/3588-37-0x00000220BF900000-0x00000220BFA00000-memory.dmp
memory/3588-38-0x00000220D9EE0000-0x00000220D9EF0000-memory.dmp
memory/3588-39-0x00000220D9EE0000-0x00000220D9EF0000-memory.dmp