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Analysis

  • max time kernel
    125s
  • max time network
    126s
  • 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.bat

  • Size

    45B

  • MD5

    ce9916d017893396784bb6ee764bebfd

  • SHA1

    c1ef398be0ec53c75a00f7e219260ecd09689a89

  • SHA256

    e0064248a7f07943ecc84e4603259a708d7cf5d5a216acc332867a330a68b6e2

  • SHA512

    fb197bd75e6798c61c08e11cc518485a908cd401e8531d90deadf4cd6d586def14ac213cea977ae034a15cb2d0201cfdca2217af7b922b5d4e464de536793ee7

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.

  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\1003gdDR3\InstallEAC.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:948
    • 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:2588
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4120,i,9445584274764997943,12714240264001792460,262144 --variations-seed-version --mojo-platform-channel-handle=4020 /prefetch:8
    1⤵
      PID:3268

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2588-0-0x00007FF7EE6A0000-0x00007FF7EEC34000-memory.dmp

      Filesize

      5.6MB

    • memory/2588-1-0x00007FFEBEBB0000-0x00007FFEBEBB2000-memory.dmp

      Filesize

      8KB

    • memory/2588-2-0x00007FF7EE6A0000-0x00007FF7EEC34000-memory.dmp

      Filesize

      5.6MB