Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2024 16:42

General

  • Target

    Start Checker.bat

  • Size

    63B

  • MD5

    7cd830db1b8da52c0062cc6f260a9685

  • SHA1

    ed401d18b0095fc94e4809b7d1ff433dd05697f4

  • SHA256

    d3347618ea5777b3d58e2005afbebe1e9d484405919333f41bc0ddb189261758

  • SHA512

    c735b66dc15a37221b65e9350115db78ee55cb3ef11f401bc9f744be2b1283a16937d62ca8344c071febd6ddd4ccf924b001bbb79a5d03519bf49328264ae097

Malware Config

Extracted

Family

toxiceye

C2

https://api.telegram.org/bot8144564059:AAGZGbvRRUEPFcw0XVG2BW_EHAzXGMZHSwk/sendMessage?chat_id=5059028006

Signatures

  • Contains code to disable Windows Defender 2 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • ToxicEye

    ToxicEye is a trojan written in C#.

  • Toxiceye family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Delays execution with timeout.exe 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Start Checker.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2356
    • C:\Users\Admin\AppData\Local\Temp\Data\Modules\porsche.exe
      Data\Modules\porsche.exe
      2⤵
        PID:4280
      • C:\Users\Admin\AppData\Local\Temp\Data\Modules\porsche1.exe
        Data\Modules\porsche1.exe
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3816
        • C:\Windows\System32\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\CyberEye\rat.exe"
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:4500
        • C:\Windows\System32\cmd.exe
          "C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmpAAC7.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmpAAC7.tmp.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:116
          • C:\Windows\system32\tasklist.exe
            Tasklist /fi "PID eq 3816"
            4⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:3908
          • C:\Windows\system32\find.exe
            find ":"
            4⤵
              PID:2772
            • C:\Windows\system32\timeout.exe
              Timeout /T 1 /Nobreak
              4⤵
              • Delays execution with timeout.exe
              PID:1544
            • C:\Users\CyberEye\rat.exe
              "rat.exe"
              4⤵
              • Checks computer location settings
              • Executes dropped EXE
              • Suspicious behavior: AddClipboardFormatListener
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:216
              • C:\Windows\System32\schtasks.exe
                "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\CyberEye\rat.exe"
                5⤵
                • Scheduled Task/Job: Scheduled Task
                PID:1616

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmpAAC7.tmp.bat

        Filesize

        185B

        MD5

        a89b4d63bde5c5f292943fa9387a4b01

        SHA1

        62e7132c3909f4c13cbab47cecfca60cfda5bf35

        SHA256

        a591bf481f9bc7344f767fbce9fe9b50ef13f7678903692fe40f72078cffa5da

        SHA512

        901fae7ebc66d09178fff477a34269ce396bd79e8544e4a11b311ab77889207e00bc64f7841644756134700df52b2e41e668150bf538c2ee00af62db29b3d5ff

      • C:\Users\CyberEye\rat.exe

        Filesize

        137KB

        MD5

        a5c1ee36b5adf088e4938ff2c350291f

        SHA1

        da217a5def61fc33710ee60659f59937cbcc1fb4

        SHA256

        9b4cf6cdae00466be75f8da110fd512f58e54dc2b939fb92c44eb2cbdb82b639

        SHA512

        2e7d647dd29db3ec126ef18e1e24e87e7482264376722754676af2d0c53e2a7bd1bc7d8b6c62526882b6ac0c0f498e247fa2de7d594c922e745966d5b6c2878e

      • memory/3816-5-0x0000023238220000-0x0000023238248000-memory.dmp

        Filesize

        160KB

      • memory/3816-6-0x00007FF802EA0000-0x00007FF803961000-memory.dmp

        Filesize

        10.8MB

      • memory/3816-7-0x00007FF802EA0000-0x00007FF803961000-memory.dmp

        Filesize

        10.8MB

      • memory/3816-11-0x00007FF802EA0000-0x00007FF803961000-memory.dmp

        Filesize

        10.8MB

      • memory/4280-0-0x000001ADF5710000-0x000001ADF573E000-memory.dmp

        Filesize

        184KB

      • memory/4280-2-0x000001ADF7BE0000-0x000001ADF7C92000-memory.dmp

        Filesize

        712KB

      • memory/4280-1-0x00007FF802EA3000-0x00007FF802EA5000-memory.dmp

        Filesize

        8KB

      • memory/4280-3-0x000001ADF72D0000-0x000001ADF72F2000-memory.dmp

        Filesize

        136KB

      • memory/4280-4-0x00007FF802EA0000-0x00007FF803961000-memory.dmp

        Filesize

        10.8MB

      • memory/4280-16-0x00007FF802EA0000-0x00007FF803961000-memory.dmp

        Filesize

        10.8MB