Analysis

  • user interaction
    yes
  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    13/07/2026, 23:48

General

  • Target
    loader.exe
  • Size 5.3MB
  • Sample260713-3tk54scy71
  • SHA256 28259d54797972ea2340a0e640060e376abfe63f04a7fe7ede7f6baea5a49f2e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Maps connected drives based on registry 3 TTPs 4 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 64 IoCs
  • Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 2 IoCs

    Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

  • Enumerates physical storage devices 1 TTPs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\loader.exe
    "C:\Users\Admin\AppData\Local\Temp\loader.exe"
    1⤵
    • Maps connected drives based on registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Checks for VirtualBox DLLs, possible anti-VM trick
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4188
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\39751cbe53e75263\2461ffa13d80c9d1.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4908
      • C:\Windows\system32\timeout.exe
        timeout /t 1 /nobreak
        3⤵
        • Delays execution with timeout.exe
        PID:4832
      • C:\Users\Admin\AppData\Local\Temp\loader.exe
        "C:\Users\Admin\AppData\Local\Temp\loader.exe"
        3⤵
        • Executes dropped EXE
        • Maps connected drives based on registry
        • Checks for VirtualBox DLLs, possible anti-VM trick
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        PID:5436
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:4448

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          2461ffa13d80c9d1.bat

          • Path C:\Users\Admin\AppData\Local\Temp\39751cbe53e75263\2461ffa13d80c9d1.bat
          • Size 477B
          • SHA256 37a34714ea39ef3fb57bfe2c7968081838b82a42cbce45784706719bf14ababf
          • MD5 SHA1 SHA512 TLSH

          loader_updated.exe

          • Path C:\Users\Admin\AppData\Local\Temp\loader_updated.exe
          • Size 5.3MB
          • SHA256 1645cb4d4b219e716d118e5d35e51ab41020ecfd118d20a1f416e9d2f73f389c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/4188-12-0x0000000002090000-0x0000000002091000-memory.dmp

          memory/4188-1-0x00007FFC95C30000-0x00007FFC95C32000-memory.dmp

          memory/4188-4-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/4188-8-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/4188-9-0x0000000002090000-0x0000000002091000-memory.dmp

          memory/4188-13-0x00000000020A0000-0x00000000020A1000-memory.dmp

          memory/4188-0-0x0000000140465000-0x00000001406A2000-memory.dmp

          memory/4188-11-0x00000000020A0000-0x00000000020A1000-memory.dmp

          memory/4188-74-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/4188-76-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/4188-75-0x0000000140465000-0x00000001406A2000-memory.dmp

          memory/4188-2-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/4188-100-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/4188-104-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/4188-3-0x00007FFC95C40000-0x00007FFC95C42000-memory.dmp

          memory/5436-109-0x00007FFC95C40000-0x00007FFC95C42000-memory.dmp

          memory/5436-204-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/5436-110-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/5436-108-0x00007FFC95C30000-0x00007FFC95C32000-memory.dmp

          memory/5436-295-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/5436-391-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/5436-482-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/5436-583-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/5436-679-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/5436-776-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/5436-877-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/5436-973-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/5436-1074-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/5436-1170-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/5436-1261-0x0000000140000000-0x0000000140BF3000-memory.dmp

          memory/5436-1357-0x0000000140000000-0x0000000140BF3000-memory.dmp