Resubmissions

02/11/2026, 12:34

261102-pr5vvacs6q7

02/11/2026, 12:30

261102-ppg11afb396

02/11/2026, 12:02

261102-n7lw8sszgt8

Analysis

  • max time kernel
    898s
  • max time network
    436s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260911-es
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260911-eslocale:es-esos:windows10-ltsc_2021-x64systemwindows
  • submitted
    02/11/2026, 12:30

General

  • Target
    hotel-dusk-decomp-main/pc/build_pc.bat
  • Size 2KB
  • Sample261102-ppg11afb39
  • SHA256 39cb48e688800ea08ec30b282c11ebf69da695a63fc5524883b7dfaa39cb7475
  • MD5 SHA1 SHA512 TLSH

Malware Config

Signatures

  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • cURL User-Agent 2 IoCs

    Uses User-Agent string associated with cURL utility.

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\hotel-dusk-decomp-main\pc\build_pc.bat"
    1⤵
    • Executes a command shell one-liner
    • Suspicious use of WriteProcessMemory
    PID:2016
    • C:\Windows\system32\chcp.com
      chcp 65001
      2⤵
        PID:4756
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command "New-Item -ItemType Directory -Force -Path 'C:\Users\Admin\AppData\Local\Temp\hotel-dusk-decomp-main\pc\lib' | Out-Null; curl.exe -L -o 'C:\Users\Admin\AppData\Local\Temp\hotel-dusk-decomp-main\pc\lib\SDL2.zip' 'https://github.com/libsdl-org/SDL/releases/download/release-2.30.8/SDL2-devel-2.30.8-VC.zip'; Expand-Archive -Path 'C:\Users\Admin\AppData\Local\Temp\hotel-dusk-decomp-main\pc\lib\SDL2.zip' -DestinationPath 'C:\Users\Admin\AppData\Local\Temp\hotel-dusk-decomp-main\pc\lib' -Force; Remove-Item 'C:\Users\Admin\AppData\Local\Temp\hotel-dusk-decomp-main\pc\lib\SDL2.zip'"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4672
        • C:\Windows\system32\curl.exe
          "C:\Windows\system32\curl.exe" -L -o C:\Users\Admin\AppData\Local\Temp\hotel-dusk-decomp-main\pc\lib\SDL2.zip https://github.com/libsdl-org/SDL/releases/download/release-2.30.8/SDL2-devel-2.30.8-VC.zip
          3⤵
            PID:4240

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            __PSScriptPolicyTest_ovfoy2fe.lln.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ovfoy2fe.lln.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512 TLSH

            SDL2.zip

            • Path C:\Users\Admin\AppData\Local\Temp\hotel-dusk-decomp-main\pc\lib\SDL2.zip
            • Size 5.9MB
            • SHA256 2a95b96fd2cdecc84f79f9285bcc3b3654fcdb23c268eceaf85912bd4d73308f
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/4672-12-0x0000023577950000-0x0000023577960000-memory.dmp

            memory/4672-2-0x0000023579DA0000-0x0000023579E22000-memory.dmp

            memory/4672-10-0x0000023577940000-0x0000023577950000-memory.dmp

            memory/4672-11-0x0000023579D10000-0x0000023579D32000-memory.dmp

            memory/4672-0-0x0000023577950000-0x0000023577960000-memory.dmp

            memory/4672-13-0x000002357A8F0000-0x000002357A9F2000-memory.dmp

            memory/4672-15-0x0000023579D80000-0x0000023579D94000-memory.dmp

            memory/4672-17-0x0000023579D70000-0x0000023579D7A000-memory.dmp

            memory/4672-1-0x0000023577950000-0x0000023577960000-memory.dmp

            memory/4672-16-0x000002357A7E0000-0x000002357A7F2000-memory.dmp

            memory/4672-225-0x0000023577950000-0x0000023577960000-memory.dmp

            memory/4672-270-0x0000023577950000-0x0000023577960000-memory.dmp