Analysis

  • max time kernel
    148s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-06-2024 05:50

General

  • Target

    Feather Launcher.exe

  • Size

    145.0MB

  • MD5

    9ef1ecce599882119c5a0715f66dcc55

  • SHA1

    f6e57a26c0f353ae14302a0a08eed0b4d8946619

  • SHA256

    4d5066af522559245d0479e7d4ccc69a7f07de88aad84638d06815a6f4ad31e0

  • SHA512

    f18f2e8b8cdab11305a33fce817715ebaf9d81b1eb4015e19aa1de7b53cc230b78b7b25af6151bdc6ad67c3ce763f294f8b61ecbb254a6ac0a2baea2fc8f0a3c

  • SSDEEP

    3145728:9FJz+MnHejtWPrMYQWXPQdP57obOO4X7v+N303rVlZ:9FF+MnHejtWPrMYQWXPQdP57obOO4C6p

Score
5/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 1 IoCs
  • Modifies registry class 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Feather Launcher.exe
    "C:\Users\Admin\AppData\Local\Temp\Feather Launcher.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1968
    • C:\Users\Admin\AppData\Local\Temp\Feather Launcher.exe
      "C:\Users\Admin\AppData\Local\Temp\Feather Launcher.exe" --type=gpu-process --user-data-dir="C:\Users\Admin\AppData\Roaming\Feather Launcher" --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1648 --field-trial-handle=1720,i,11746450904075402571,11185391324448078348,131072 --disable-features=SpareRendererForSitePerProcess,WinRetrieveSuggestionsOnlyOnDemand /prefetch:2
      2⤵
        PID:2040
      • C:\Users\Admin\AppData\Local\Temp\Feather Launcher.exe
        "C:\Users\Admin\AppData\Local\Temp\Feather 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\Feather Launcher" --mojo-platform-channel-handle=2000 --field-trial-handle=1720,i,11746450904075402571,11185391324448078348,131072 --disable-features=SpareRendererForSitePerProcess,WinRetrieveSuggestionsOnlyOnDemand /prefetch:8
        2⤵
          PID:4004
        • C:\Users\Admin\AppData\Local\Temp\Feather Launcher.exe
          "C:\Users\Admin\AppData\Local\Temp\Feather Launcher.exe" --type=renderer --user-data-dir="C:\Users\Admin\AppData\Roaming\Feather Launcher" --app-path="C:\Users\Admin\AppData\Local\Temp\resources\app.asar" --no-sandbox --no-zygote --disable-blink-features=GetDisplayMedia --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=4 --mojo-platform-channel-handle=2392 --field-trial-handle=1720,i,11746450904075402571,11185391324448078348,131072 --disable-features=SpareRendererForSitePerProcess,WinRetrieveSuggestionsOnlyOnDemand /prefetch:1
          2⤵
          • Checks computer location settings
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:3532
          • C:\Users\Admin\AppData\Local\Temp\Feather Launcher.exe
            "C:\Users\Admin\AppData\Local\Temp\Feather Launcher.exe" C:\Users\Admin\AppData\Local\Temp\resources\app.asar\preload\preload-mod-watcher-fork.js
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1540
          • C:\Users\Admin\AppData\Local\Temp\Feather Launcher.exe
            "C:\Users\Admin\AppData\Local\Temp\Feather Launcher.exe" C:\Users\Admin\AppData\Local\Temp\resources\app.asar\preload\preload-skin-watcher-fork.js
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4352
        • C:\Users\Admin\AppData\Local\Temp\Feather Launcher.exe
          "C:\Users\Admin\AppData\Local\Temp\Feather Launcher.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --user-data-dir="C:\Users\Admin\AppData\Roaming\Feather Launcher" --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2272 --field-trial-handle=1720,i,11746450904075402571,11185391324448078348,131072 --disable-features=SpareRendererForSitePerProcess,WinRetrieveSuggestionsOnlyOnDemand /prefetch:2
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:3128

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\981bc628-ad61-438e-a370-25ab98679961.tmp.node

        Filesize

        7.0MB

        MD5

        7c665f5be07c5c43fa97973838b6a8ce

        SHA1

        03a3d5c39fbe0c43fa1560ed63276d905b2b74e9

        SHA256

        4b8df94e631f974b979086e9bc78395e3c95a813af55481dd2d89fc07ee64815

        SHA512

        c36d241427f4f0ff8059d839288b0bb150c873a4f7f9d78816617efa74e4b59a7b27d219db224460ce9f1ecb874e2c89f9b75fb3ffb3e0c8720fd917610f9d1d

      • C:\Users\Admin\AppData\Roaming\Microsoft\Spelling\en-US\default.dic

        Filesize

        2B

        MD5

        f3b25701fe362ec84616a93a45ce9998

        SHA1

        d62636d8caec13f04e28442a0a6fa1afeb024bbb

        SHA256

        b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

        SHA512

        98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

      • memory/2040-2-0x00007FFCB87E0000-0x00007FFCB87E1000-memory.dmp

        Filesize

        4KB

      • memory/2040-60-0x000001BE4D8E0000-0x000001BE4D98D000-memory.dmp

        Filesize

        692KB

      • memory/3128-69-0x0000029706240000-0x0000029706241000-memory.dmp

        Filesize

        4KB

      • memory/3128-67-0x0000029706240000-0x0000029706241000-memory.dmp

        Filesize

        4KB

      • memory/3128-68-0x0000029706240000-0x0000029706241000-memory.dmp

        Filesize

        4KB

      • memory/3128-79-0x0000029706240000-0x0000029706241000-memory.dmp

        Filesize

        4KB

      • memory/3128-78-0x0000029706240000-0x0000029706241000-memory.dmp

        Filesize

        4KB

      • memory/3128-77-0x0000029706240000-0x0000029706241000-memory.dmp

        Filesize

        4KB

      • memory/3128-76-0x0000029706240000-0x0000029706241000-memory.dmp

        Filesize

        4KB

      • memory/3128-75-0x0000029706240000-0x0000029706241000-memory.dmp

        Filesize

        4KB

      • memory/3128-74-0x0000029706240000-0x0000029706241000-memory.dmp

        Filesize

        4KB

      • memory/3128-73-0x0000029706240000-0x0000029706241000-memory.dmp

        Filesize

        4KB