Resubmissions

27/07/2026, 04:33

260727-e6ypzavygw8

27/07/2026, 04:24

260727-e1h3bsvhjd7

Analysis

  • geolocation tags

    eueuropefrfrance
  • max time kernel
    900s
  • max time network
    615s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    27/07/2026, 04:24

General

  • Target
    Nightlight Launcher.exe
  • Size 221.6MB
  • Sample260727-e1h3bsvhjd
  • SHA256 ea7979cb60ff338e71620dc9d677d4ebb41328397c0e76f5b907eb2ea244912d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Reads ssh keys stored on the system 2 TTPs

    Tries to access SSH used by SSH programs.

  • Contacts third-party web service commonly abused for C2 1 TTPs 3 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Nightlight Launcher.exe
    "C:\Users\Admin\AppData\Local\Temp\Nightlight Launcher.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2484
    • C:\Users\Admin\AppData\Local\Temp\Nightlight Launcher.exe
      "C:\Users\Admin\AppData\Local\Temp\Nightlight Launcher.exe" --type=gpu-process --user-data-dir="C:\Users\Admin\AppData\Local\nightlight-launcher" --gpu-preferences=SAAAAAAAAADgAAAEAAAAAAAAAAAAAGAAAQAAAAAAAAAAAAAAAAAAAAIAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1776,i,423133022633609087,3763460487493414396,262144 --enable-features=PdfUseShowSaveFilePicker --disable-features=DropInputEventsWhilePaintHolding,LocalNetworkAccessChecks,NetworkServiceSandbox,ScreenAIOCREnabled,SpareRendererForSitePerProcess,TraceSiteInstanceGetProcessCreation --variations-seed-version --pseudonymization-salt-handle=1780,i,17625510314733383960,8980195023982996143,4 --trace-process-track-uuid=3190708988185955192 --mojo-platform-channel-handle=1772 /prefetch:2
      2⤵
        PID:5904
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /d /s /c "reg query "HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Valve\Steam" /v InstallPath"
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:5860
        • C:\Windows\system32\reg.exe
          reg query "HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Valve\Steam" /v InstallPath
          3⤵
            PID:4108
        • C:\Users\Admin\AppData\Local\Temp\Nightlight Launcher.exe
          "C:\Users\Admin\AppData\Local\Temp\Nightlight Launcher.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --user-data-dir="C:\Users\Admin\AppData\Local\nightlight-launcher" --field-trial-handle=1776,i,423133022633609087,3763460487493414396,262144 --enable-features=PdfUseShowSaveFilePicker --disable-features=DropInputEventsWhilePaintHolding,LocalNetworkAccessChecks,NetworkServiceSandbox,ScreenAIOCREnabled,SpareRendererForSitePerProcess,TraceSiteInstanceGetProcessCreation --variations-seed-version --pseudonymization-salt-handle=1780,i,17625510314733383960,8980195023982996143,4 --trace-process-track-uuid=3190708989122997041 --mojo-platform-channel-handle=1892 /prefetch:11
          2⤵
            PID:3600
          • C:\Users\Admin\AppData\Local\Temp\Nightlight Launcher.exe
            "C:\Users\Admin\AppData\Local\Temp\Nightlight Launcher.exe" --type=renderer --user-data-dir="C:\Users\Admin\AppData\Local\nightlight-launcher" --app-path="C:\Users\Admin\AppData\Local\Temp\resources\app.asar" --no-sandbox --no-zygote --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=4 --time-ticks-at-unix-epoch=-1785126007150039 --launch-time-ticks=510239196 --field-trial-handle=1776,i,423133022633609087,3763460487493414396,262144 --enable-features=PdfUseShowSaveFilePicker --disable-features=DropInputEventsWhilePaintHolding,LocalNetworkAccessChecks,NetworkServiceSandbox,ScreenAIOCREnabled,SpareRendererForSitePerProcess,TraceSiteInstanceGetProcessCreation --variations-seed-version --pseudonymization-salt-handle=1780,i,17625510314733383960,8980195023982996143,4 --trace-process-track-uuid=3190708990060038890 --mojo-platform-channel-handle=2636 /prefetch:1
            2⤵
              PID:5712
            • C:\Users\Admin\AppData\Local\Temp\Nightlight Launcher.exe
              "C:\Users\Admin\AppData\Local\Temp\Nightlight Launcher.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.22000.1 --user-data-dir="C:\Users\Admin\AppData\Local\nightlight-launcher" --gpu-preferences=SAAAAAAAAADoAAAEAAAAAAAAAAAAAGAAAQAAAAAAAAAAAAAAAAAAAEIAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1776,i,423133022633609087,3763460487493414396,262144 --enable-features=PdfUseShowSaveFilePicker --disable-features=DropInputEventsWhilePaintHolding,LocalNetworkAccessChecks,NetworkServiceSandbox,ScreenAIOCREnabled,SpareRendererForSitePerProcess,TraceSiteInstanceGetProcessCreation --variations-seed-version --pseudonymization-salt-handle=1780,i,17625510314733383960,8980195023982996143,4 --trace-process-track-uuid=3190708990997080739 --mojo-platform-channel-handle=2404 /prefetch:10
              2⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:5608

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                data_0

                • Path C:\Users\Admin\AppData\Local\nightlight-launcher\GPUCache\data_0
                • Size 8KB
                • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                • MD5 SHA1 SHA512 SSDEEP

                data_1

                • Path C:\Users\Admin\AppData\Local\nightlight-launcher\GPUCache\data_1
                • Size 264KB
                • SHA256 b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec
                • MD5 SHA1 SHA512 SSDEEP

                data_2

                • Path C:\Users\Admin\AppData\Local\nightlight-launcher\GPUCache\data_2
                • Size 8KB
                • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                • MD5 SHA1 SHA512 SSDEEP

                data_3

                • Path C:\Users\Admin\AppData\Local\nightlight-launcher\GPUCache\data_3
                • Size 8KB
                • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                • MD5 SHA1 SHA512 SSDEEP

                Network Persistent State

                • Path C:\Users\Admin\AppData\Local\nightlight-launcher\Network\Network Persistent State
                • Size 1KB
                • SHA256 11e730eab49a43b6e9c34568968dd601b3b27b3341d557bef1e6d058b9ab061d
                • MD5 SHA1 SHA512 TLSH

                d7027904-a6e9-44dc-a176-29b4d8a9c525.tmp

                • Path C:\Users\Admin\AppData\Local\nightlight-launcher\Network\d7027904-a6e9-44dc-a176-29b4d8a9c525.tmp
                • Size 59B
                • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                • MD5 SHA1 SHA512 TLSH

                default.dic

                • Path C:\Users\Admin\AppData\Roaming\Microsoft\Spelling\en-US\default.dic
                • Size 2B
                • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
                • MD5 SHA1 SHA512

                memory/5608-137-0x000002713ECA0000-0x000002713ECA1000-memory.dmp

                memory/5608-138-0x000002713ECA0000-0x000002713ECA1000-memory.dmp

                memory/5608-129-0x000002713ECA0000-0x000002713ECA1000-memory.dmp

                memory/5608-130-0x000002713ECA0000-0x000002713ECA1000-memory.dmp

                memory/5608-128-0x000002713ECA0000-0x000002713ECA1000-memory.dmp

                memory/5608-140-0x000002713ECA0000-0x000002713ECA1000-memory.dmp

                memory/5608-139-0x000002713ECA0000-0x000002713ECA1000-memory.dmp

                memory/5608-141-0x000002713B3C0000-0x000002713CC3E000-memory.dmp

                memory/5608-134-0x000002713ECA0000-0x000002713ECA1000-memory.dmp

                memory/5608-136-0x000002713ECA0000-0x000002713ECA1000-memory.dmp

                memory/5608-135-0x000002713ECA0000-0x000002713ECA1000-memory.dmp

                memory/5904-109-0x000001DFBCED0000-0x000001DFBE74E000-memory.dmp

                memory/5904-111-0x000001DFBCED0000-0x000001DFBE74E000-memory.dmp

                memory/5904-145-0x000001DFBCED0000-0x000001DFBE74E000-memory.dmp