Resubmissions

16/04/2023, 18:39

230416-xa46zsbe55 1

16/04/2023, 18:30

230416-w5v15ach6s 6

Analysis

  • max time kernel
    201s
  • max time network
    302s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/04/2023, 18:39

General

  • Target

    https://bs.serving-sys.com/Serving/adServer.bs?cn=brd&PluID=0&Pos=029124433873312&EyeblasterID=1086486580&clk=12&ctick=33302&rtu=https%3A%2F%2Fdse3net.web.app/s3Rhri2Psdy9s3RarlsWO3nx0qs3Rri2Pk17i2Ps3Ralsk17ark17dy9s3RWO3BM2&c=023302331202

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'" https://bs.serving-sys.com/Serving/adServer.bs?cn=brd&PluID=0&Pos=029124433873312&EyeblasterID=1086486580&clk=12&ctick=33302&rtu=https%3A%2F%2Fdse3net.web.app/s3Rhri2Psdy9s3RarlsWO3nx0qs3Rri2Pk17i2Ps3Ralsk17ark17dy9s3RWO3BM2&c=023302331202
    1⤵
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2736
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0x100,0x104,0x108,0xfc,0x10c,0x7ff872039758,0x7ff872039768,0x7ff872039778
      2⤵
        PID:4308
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1820 --field-trial-handle=1840,i,5089061285648919170,8721880784250774516,131072 /prefetch:2
        2⤵
          PID:4536
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2196 --field-trial-handle=1840,i,5089061285648919170,8721880784250774516,131072 /prefetch:8
          2⤵
            PID:1220
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2264 --field-trial-handle=1840,i,5089061285648919170,8721880784250774516,131072 /prefetch:8
            2⤵
              PID:4476
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3104 --field-trial-handle=1840,i,5089061285648919170,8721880784250774516,131072 /prefetch:1
              2⤵
                PID:1652
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3116 --field-trial-handle=1840,i,5089061285648919170,8721880784250774516,131072 /prefetch:1
                2⤵
                  PID:3848
              • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                1⤵
                  PID:3292

                Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                  Filesize

                  6KB

                  MD5

                  4ce244fa29a089fd1ed319883dc5ddb2

                  SHA1

                  c3ab66c30ba55537b2549ad6d3ce3b3a64ca356b

                  SHA256

                  02e3637b6ba0dd25cdd50a2403e69c807be9eef18c0536e0a13010e1bb318b5c

                  SHA512

                  ca631d13c6a0ad86d5564f94a5c438d6f638328e220753e1e4bb1341a992311e21e28d57f7e4061ee4f912dec00aecdf5f42c97790633bee787f523c2d03ff92

                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                  Filesize

                  71KB

                  MD5

                  468e2ee1348298aebfd100ebc6bc41d2

                  SHA1

                  2cbab644b9fdf7e600cba0f3cc7ee9e46e02d0f1

                  SHA256

                  c878d852a402b3ac940ccea7d8dc38759f5414d9ec61ede98bc2cd27e9519366

                  SHA512

                  d5912967971fc3d41de00a41249501e73c5986afa2e6ec22555af6e9d6b1b52922dbc07b10be64be6364afc02f6ca6a1b00c0e9e49439ca9eb0a0ababe9ae6ea