Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-09-2022 18:14

General

  • Target

    https://au1.documents.adobe.com/public/esign?tsid=CBFCIBAA3AAABLblqZhDxcqWyVQ4sJgQBrH4wzAMdkbNVT75dwsJrbuGzX-HHngIv5vkJOxlsu8vNve-T84_kYIPbx-VMaFjQgCf2_ceg&

Score
10/10

Malware Config

Signatures

  • Detected adobe phishing page
  • Checks processor information in registry 2 TTPs 5 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" https://au1.documents.adobe.com/public/esign?tsid=CBFCIBAA3AAABLblqZhDxcqWyVQ4sJgQBrH4wzAMdkbNVT75dwsJrbuGzX-HHngIv5vkJOxlsu8vNve-T84_kYIPbx-VMaFjQgCf2_ceg&
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2672
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" https://au1.documents.adobe.com/public/esign?tsid=CBFCIBAA3AAABLblqZhDxcqWyVQ4sJgQBrH4wzAMdkbNVT75dwsJrbuGzX-HHngIv5vkJOxlsu8vNve-T84_kYIPbx-VMaFjQgCf2_ceg&
      2⤵
      • Checks processor information in registry
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2996
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2996.0.154823980\635121451" -parentBuildID 20200403170909 -prefsHandle 1692 -prefMapHandle 1612 -prefsLen 1 -prefMapSize 220117 -appdir "C:\Program Files\Mozilla Firefox\browser" - 2996 "\\.\pipe\gecko-crash-server-pipe.2996" 1772 gpu
        3⤵
          PID:3440
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2996.3.309102100\408794715" -childID 1 -isForBrowser -prefsHandle 2552 -prefMapHandle 2548 -prefsLen 112 -prefMapSize 220117 -parentBuildID 20200403170909 -appdir "C:\Program Files\Mozilla Firefox\browser" - 2996 "\\.\pipe\gecko-crash-server-pipe.2996" 2372 tab
          3⤵
            PID:2196
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2996.13.369133152\2002492246" -childID 2 -isForBrowser -prefsHandle 3544 -prefMapHandle 3540 -prefsLen 6894 -prefMapSize 220117 -parentBuildID 20200403170909 -appdir "C:\Program Files\Mozilla Firefox\browser" - 2996 "\\.\pipe\gecko-crash-server-pipe.2996" 3552 tab
            3⤵
              PID:1304

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Discovery

        Query Registry

        1
        T1012

        System Information Discovery

        1
        T1082

        Replay Monitor

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        Downloads