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Analysis

  • max time kernel
    95s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/10/2024, 20:10

General

  • Target

    1003gdDR3/InstallEAC_Admin.bat

  • Size

    1KB

  • MD5

    4201e0fffc468e12b613c17e36daed90

  • SHA1

    a40edc8576987c26027fd2e3d5f0d5e873f2f0db

  • SHA256

    4dad1df7f54f5b75bd4bf4ecec1cd8520a028c7b2e5254041cd487f3e7f1d164

  • SHA512

    3733bcc1ebcd3feec3466485ed6cd2df376d3a8b9b4bbbd6c73209c8a901353c3153966bdfd2f71c36edef28842229154ce44d3fe060683aa076230bb9f1ce20

Score
8/10

Malware Config

Signatures

  • Sets service image path in registry 2 TTPs 2 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Runs net.exe
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\1003gdDR3\InstallEAC_Admin.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3420
    • C:\Windows\system32\net.exe
      NET FILE
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4600
      • C:\Windows\system32\net1.exe
        C:\Windows\system32\net1 FILE
        3⤵
          PID:4168
      • C:\Users\Admin\AppData\Local\Temp\1003gdDR3\EAC.exe
        EAC.exe EBC.sys execute.sys
        2⤵
        • Sets service image path in registry
        • Checks BIOS information in registry
        • Suspicious behavior: LoadsDriver
        • Suspicious use of AdjustPrivilegeToken
        PID:4220

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/4220-0-0x00007FF72D6E0000-0x00007FF72DC74000-memory.dmp

      Filesize

      5.6MB

    • memory/4220-1-0x00007FFD18710000-0x00007FFD18712000-memory.dmp

      Filesize

      8KB

    • memory/4220-2-0x00007FF72D6E0000-0x00007FF72DC74000-memory.dmp

      Filesize

      5.6MB