Analysis

  • max time kernel
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/08/2026, 23:20

General

  • Target
    801acb78a34b6cc753fa03c51c13e3211cca8992a7f1cb2d055106eab56bf8ff.exe
  • Size 86KB
  • Sample260810-3bc2sabp4w
  • SHA256 801acb78a34b6cc753fa03c51c13e3211cca8992a7f1cb2d055106eab56bf8ff
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • ThirdReichRAT

Botnet
  • ThirdRAT

Mutex
  • ESBnZa62zwhB

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

  • local_host

    127.0.0.1

aes.plain

Signatures

  • Family: AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Family: DonutLoader

    DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

  • Async RAT payload 1 IoCs
  • Detects DonutLoader 4 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 38 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\explorer.exe
    explorer.exe /LOADSAVEDWINDOWS
    1⤵
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    PID:552
    • C:\Users\Admin\AppData\Local\Temp\801acb78a34b6cc753fa03c51c13e3211cca8992a7f1cb2d055106eab56bf8ff.exe
      "C:\Users\Admin\AppData\Local\Temp\801acb78a34b6cc753fa03c51c13e3211cca8992a7f1cb2d055106eab56bf8ff.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4788
      • C:\Users\Admin\AppData\Local\Temp\_jCORLDx.exe
        "C:\Users\Admin\AppData\Local\Temp\_jCORLDx.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3044

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        _jCORLDx.exe

        • Path C:\Users\Admin\AppData\Local\Temp\_jCORLDx.exe
        • Size 70KB
        • SHA256 af469938de025b01b9556230af3cc81e7369134d350c7830e5cf9fe3c23e6a1e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/552-9-0x0000000000D90000-0x0000000000DA1000-memory.dmp

        memory/552-11-0x0000000003760000-0x0000000003772000-memory.dmp

        memory/552-13-0x00007FFD341A0000-0x00007FFD34B44000-memory.dmp

        memory/552-14-0x00007FFD341A0000-0x00007FFD34B44000-memory.dmp

        memory/552-17-0x00007FFD341A0000-0x00007FFD34B44000-memory.dmp

        memory/3044-8-0x0000000000920000-0x0000000000938000-memory.dmp

        memory/3044-10-0x00007FFD3432F000-0x00007FFD34330000-memory.dmp

        memory/3044-12-0x00007FFD341A0000-0x00007FFD34B44000-memory.dmp

        memory/3044-16-0x00007FFD341A0000-0x00007FFD34B44000-memory.dmp

        memory/4788-15-0x00007FF6053E0000-0x00007FF6053FC000-memory.dmp