Analysis

  • max time kernel
    145s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/06/2024, 02:59

General

  • Target
    FluffyPenguin.exe
  • Size 104.7MB
  • Sample240613-dg5asasbpc
  • SHA256 ea6acec46bf0106d111cb0ca33a98150a651ebf4f762faf65b2ea40dd69e1f46
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Modifies registry class 1 IoCs
  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FluffyPenguin.exe
    "C:\Users\Admin\AppData\Local\Temp\FluffyPenguin.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3092
    • C:\Users\Admin\AppData\Local\Temp\FluffyPenguin.exe
      "C:\Users\Admin\AppData\Local\Temp\FluffyPenguin.exe" --type=gpu-process --field-trial-handle=1608,5611430033053160428,7842699056389833096,131072 --enable-features=WebComponentsV0Enabled --disable-features=CookiesWithoutSameSiteMustBeSecure,SameSiteByDefaultCookies,SpareRendererForSitePerProcess --gpu-preferences=MAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAQAAAAAAAAAAAAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAA= --mojo-platform-channel-handle=1620 /prefetch:2
      2⤵
        PID:4224
      • C:\Users\Admin\AppData\Local\Temp\FluffyPenguin.exe
        "C:\Users\Admin\AppData\Local\Temp\FluffyPenguin.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1608,5611430033053160428,7842699056389833096,131072 --enable-features=WebComponentsV0Enabled --disable-features=CookiesWithoutSameSiteMustBeSecure,SameSiteByDefaultCookies,SpareRendererForSitePerProcess --lang=en-US --service-sandbox-type=network --mojo-platform-channel-handle=1980 /prefetch:8
        2⤵
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        PID:4708
      • C:\Users\Admin\AppData\Local\Temp\FluffyPenguin.exe
        "C:\Users\Admin\AppData\Local\Temp\FluffyPenguin.exe" --type=renderer --field-trial-handle=1608,5611430033053160428,7842699056389833096,131072 --enable-features=WebComponentsV0Enabled --disable-features=CookiesWithoutSameSiteMustBeSecure,SameSiteByDefaultCookies,SpareRendererForSitePerProcess --lang=en-US --app-path="C:\Users\Admin\AppData\Local\Temp\resources\app.asar" --enable-plugins --no-sandbox --no-zygote --context-isolation --background-color=#fff --enable-spellcheck --enable-websql --disable-electron-site-instance-overrides --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=4 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2268 /prefetch:1
        2⤵
        • Checks computer location settings
        • Suspicious behavior: EnumeratesProcesses
        PID:2008
      • C:\Users\Admin\AppData\Local\Temp\FluffyPenguin.exe
        "C:\Users\Admin\AppData\Local\Temp\FluffyPenguin.exe" --type=ppapi --field-trial-handle=1608,5611430033053160428,7842699056389833096,131072 --enable-features=WebComponentsV0Enabled --disable-features=CookiesWithoutSameSiteMustBeSecure,SameSiteByDefaultCookies,SpareRendererForSitePerProcess --ppapi-flash-args --lang=en-US --device-scale-factor=1 --ppapi-antialiased-text-enabled=1 --ppapi-subpixel-rendering-setting=1 --mojo-platform-channel-handle=2892 /prefetch:3
        2⤵
          PID:892
        • C:\Users\Admin\AppData\Local\Temp\FluffyPenguin.exe
          "C:\Users\Admin\AppData\Local\Temp\FluffyPenguin.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --field-trial-handle=1608,5611430033053160428,7842699056389833096,131072 --enable-features=WebComponentsV0Enabled --disable-features=CookiesWithoutSameSiteMustBeSecure,SameSiteByDefaultCookies,SpareRendererForSitePerProcess --lang=en-US --service-sandbox-type=audio --mojo-platform-channel-handle=3056 /prefetch:8
          2⤵
            PID:3624
          • C:\Users\Admin\AppData\Local\Temp\FluffyPenguin.exe
            "C:\Users\Admin\AppData\Local\Temp\FluffyPenguin.exe" --type=utility --utility-sub-type=video_capture.mojom.VideoCaptureService --field-trial-handle=1608,5611430033053160428,7842699056389833096,131072 --enable-features=WebComponentsV0Enabled --disable-features=CookiesWithoutSameSiteMustBeSecure,SameSiteByDefaultCookies,SpareRendererForSitePerProcess --lang=en-US --service-sandbox-type=video_capture --mojo-platform-channel-handle=3064 /prefetch:8
            2⤵
            • Modifies registry class
            • Suspicious behavior: EnumeratesProcesses
            PID:4368
          • C:\Users\Admin\AppData\Local\Temp\FluffyPenguin.exe
            "C:\Users\Admin\AppData\Local\Temp\FluffyPenguin.exe" --type=gpu-process --field-trial-handle=1608,5611430033053160428,7842699056389833096,131072 --enable-features=WebComponentsV0Enabled --disable-features=CookiesWithoutSameSiteMustBeSecure,SameSiteByDefaultCookies,SpareRendererForSitePerProcess --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 --gpu-preferences=MAAAAAAAAADoAAAwAAAAAAAAAAAAAAAAAABgAAAIAAAQAAAAAAAAAAAAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAA= --mojo-platform-channel-handle=2728 /prefetch:2
            2⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1656
        • C:\Windows\System32\CompPkgSrv.exe
          C:\Windows\System32\CompPkgSrv.exe -Embedding
          1⤵
            PID:4104
          • C:\Windows\system32\AUDIODG.EXE
            C:\Windows\system32\AUDIODG.EXE 0x2f8 0x2f4
            1⤵
              PID:1760

            Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  default.dic

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

                  the-real-index

                  • Path C:\Users\Admin\AppData\Roaming\ffpenguin-app\Code Cache\js\index-dir\the-real-index
                  • Size 48B
                  • SHA256 c78a5427326aeeb3d85ee5249b762a6c6badf13a54c89d6a4d68ad4c6a801c32
                  • MD5 SHA1 SHA512

                  the-real-index

                  • Path C:\Users\Admin\AppData\Roaming\ffpenguin-app\Code Cache\js\index-dir\the-real-index
                  • Size 120B
                  • SHA256 71d9035bad99e34971ba2920b96180d0c54d724bde4d12abd37f9401d4710a9d
                  • MD5 SHA1 SHA512

                  Network Persistent State

                  • Path C:\Users\Admin\AppData\Roaming\ffpenguin-app\Network Persistent State
                  • Size 336B
                  • SHA256 ca21fb0be7c44074d9994a392e10b6f3e43a9a55a554f1b8fa2cf1c9e5e11384
                  • MD5 SHA1 SHA512

                  Network Persistent State~RFe58725c.TMP

                  • Path C:\Users\Admin\AppData\Roaming\ffpenguin-app\Network Persistent State~RFe58725c.TMP
                  • Size 59B
                  • SHA256 c257f929cff0e4380bf08d9f36f310753f7b1ccb5cb2ab811b52760dd8cb9572
                  • MD5 SHA1 SHA512

                  Preferences

                  • Path C:\Users\Admin\AppData\Roaming\ffpenguin-app\Preferences
                  • Size 57B
                  • SHA256 be4b8924ab38e8acf350e6e3b9f1f63a1a94952d8002759acd6946c4d5d0b5de
                  • MD5 SHA1 SHA512

                  Preferences~RFe577bb8.TMP

                  • Path C:\Users\Admin\AppData\Roaming\ffpenguin-app\Preferences~RFe577bb8.TMP
                  • Size 132B
                  • SHA256 3f64d26fe1ef19c9a57a92b0a32885ec335646847cc1b74753d0808afa76cc1f
                  • MD5 SHA1 SHA512