Analysis

  • max time kernel
    303s
  • max time network
    299s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/08/2026, 16:49

General

  • Target
    CSR Launcher.exe
  • Size 220.8MB
  • Sample260820-vbprksvsgz
  • SHA256 343252a6f62456b1ac10e486308f8665abc26d3a8ab87ddd1dfd8bded22191b1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Reads ssh keys stored on the system 2 TTPs

    Tries to access SSH used by SSH programs.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies registry class 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\CSR Launcher.exe
    "C:\Users\Admin\AppData\Local\Temp\CSR Launcher.exe"
    1⤵
    • Checks processor information in registry
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2572
    • C:\Users\Admin\AppData\Local\Temp\CSR Launcher.exe
      "C:\Users\Admin\AppData\Local\Temp\CSR Launcher.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --user-data-dir="C:\Users\Admin\AppData\Roaming\csr-launcher" --field-trial-handle=1796,i,17538777987381995715,2492761482352762517,262144 --enable-features=PdfUseShowSaveFilePicker --disable-features=DropInputEventsWhilePaintHolding,LocalNetworkAccessChecks,NetworkServiceSandbox,ScreenAIOCREnabled,SpareRendererForSitePerProcess,TraceSiteInstanceGetProcessCreation --variations-seed-version --pseudonymization-salt-handle=1800,i,7473202211190790902,15669924684043869704,4 --trace-process-track-uuid=3190708989122997041 --mojo-platform-channel-handle=1832 /prefetch:11
      2⤵
        PID:5812
      • C:\Users\Admin\AppData\Local\Temp\CSR Launcher.exe
        "C:\Users\Admin\AppData\Local\Temp\CSR Launcher.exe" --type=gpu-process --user-data-dir="C:\Users\Admin\AppData\Roaming\csr-launcher" --gpu-preferences=SAAAAAAAAADgAAAEAAAAAAAAAAAAAGAAAQAAAAAAAAAAAAAAAAAAAAIAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1796,i,17538777987381995715,2492761482352762517,262144 --enable-features=PdfUseShowSaveFilePicker --disable-features=DropInputEventsWhilePaintHolding,LocalNetworkAccessChecks,NetworkServiceSandbox,ScreenAIOCREnabled,SpareRendererForSitePerProcess,TraceSiteInstanceGetProcessCreation --variations-seed-version --pseudonymization-salt-handle=1800,i,7473202211190790902,15669924684043869704,4 --trace-process-track-uuid=3190708988185955192 --mojo-platform-channel-handle=1792 /prefetch:2
        2⤵
          PID:5800
        • C:\Users\Admin\AppData\Local\Temp\CSR Launcher.exe
          "C:\Users\Admin\AppData\Local\Temp\CSR Launcher.exe" --type=renderer --user-data-dir="C:\Users\Admin\AppData\Roaming\csr-launcher" --app-path="C:\Users\Admin\AppData\Local\Temp\resources\app.asar" --enable-sandbox --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 --field-trial-handle=1796,i,17538777987381995715,2492761482352762517,262144 --enable-features=PdfUseShowSaveFilePicker --disable-features=DropInputEventsWhilePaintHolding,LocalNetworkAccessChecks,NetworkServiceSandbox,ScreenAIOCREnabled,SpareRendererForSitePerProcess,TraceSiteInstanceGetProcessCreation --variations-seed-version --pseudonymization-salt-handle=1800,i,7473202211190790902,15669924684043869704,4 --trace-process-track-uuid=3190708990060038890 --mojo-platform-channel-handle=2468 /prefetch:1
          2⤵
            PID:4720
          • C:\Users\Admin\AppData\Local\Temp\CSR Launcher.exe
            "C:\Users\Admin\AppData\Local\Temp\CSR 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=10.0.26100.1301 --user-data-dir="C:\Users\Admin\AppData\Roaming\csr-launcher" --gpu-preferences=SAAAAAAAAADoAAAEAAAAAAAAAAAAAGAAAQAAAAAAAAAAAAAAAAAAAEIAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1796,i,17538777987381995715,2492761482352762517,262144 --enable-features=PdfUseShowSaveFilePicker --disable-features=DropInputEventsWhilePaintHolding,LocalNetworkAccessChecks,NetworkServiceSandbox,ScreenAIOCREnabled,SpareRendererForSitePerProcess,TraceSiteInstanceGetProcessCreation --variations-seed-version --pseudonymization-salt-handle=1800,i,7473202211190790902,15669924684043869704,4 --trace-process-track-uuid=3190708990997080739 --mojo-platform-channel-handle=3656 /prefetch:10
            2⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:988

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              default.exc

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

              Network Persistent State

              • Path C:\Users\Admin\AppData\Roaming\csr-launcher\Network\Network Persistent State
              • Size 994B
              • SHA256 bab1e175dc346731650c1cca160bc2c77fe93346b3fe43e3d90b9374bc5eb435
              • MD5 SHA1 SHA512 TLSH

              Network Persistent State

              • Path C:\Users\Admin\AppData\Roaming\csr-launcher\Network\Network Persistent State
              • Size 59B
              • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
              • MD5 SHA1 SHA512 TLSH

              memory/988-102-0x00000198F7470000-0x00000198F7471000-memory.dmp

              memory/988-96-0x00000198F7470000-0x00000198F7471000-memory.dmp

              memory/988-98-0x00000198F7470000-0x00000198F7471000-memory.dmp

              memory/988-107-0x00000198F7470000-0x00000198F7471000-memory.dmp

              memory/988-106-0x00000198F7470000-0x00000198F7471000-memory.dmp

              memory/988-104-0x00000198F7470000-0x00000198F7471000-memory.dmp

              memory/988-105-0x00000198F7470000-0x00000198F7471000-memory.dmp

              memory/988-103-0x00000198F7470000-0x00000198F7471000-memory.dmp

              memory/4720-41-0x00007FFB9BF90000-0x00007FFB9BF91000-memory.dmp

              memory/4720-40-0x00007FFB9AEE0000-0x00007FFB9AEE1000-memory.dmp

              memory/5800-78-0x00000203E4B20000-0x00000203E4FAD000-memory.dmp

              memory/5800-74-0x00000203E4B20000-0x00000203E4FAD000-memory.dmp