Analysis

  • max time kernel
    150s
  • max time network
    153s
  • 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 16:47

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:2116
    • C:\Users\Admin\AppData\Local\Temp\Data\Modules\porsche.exe
      Data\Modules\porsche.exe
      2⤵
        PID:5100
      • C:\Users\Admin\AppData\Local\Temp\Data\Modules\porsche1.exe
        Data\Modules\porsche1.exe
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4940
        • 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:1380
        • C:\Windows\System32\cmd.exe
          "C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmpB333.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmpB333.tmp.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4600
          • C:\Windows\system32\tasklist.exe
            Tasklist /fi "PID eq 4940"
            4⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:232
          • C:\Windows\system32\find.exe
            find ":"
            4⤵
              PID:1624
            • C:\Windows\system32\timeout.exe
              Timeout /T 1 /Nobreak
              4⤵
              • Delays execution with timeout.exe
              PID:1388
            • 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:3384
              • 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:4704

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmpB333.tmp.bat

        Filesize

        185B

        MD5

        14cadc379e175c7b28c1e03f5758154f

        SHA1

        b8e4bd656afd746112b1398e6790305be68e62cf

        SHA256

        db89ced89eda23d9da6399065bcaac0c640462a209b010a06b510b1462f34cb0

        SHA512

        fe309f706a3de2a69b8bf3be09760b9b0199fd6f19577557324bdda079cf391ddc0ee06fb9460648d217e49ca77dfb41334f7c534e628b1fe0a54edc64f78626

      • C:\Users\CyberEye\rat.exe

        Filesize

        137KB

        MD5

        a5c1ee36b5adf088e4938ff2c350291f

        SHA1

        da217a5def61fc33710ee60659f59937cbcc1fb4

        SHA256

        9b4cf6cdae00466be75f8da110fd512f58e54dc2b939fb92c44eb2cbdb82b639

        SHA512

        2e7d647dd29db3ec126ef18e1e24e87e7482264376722754676af2d0c53e2a7bd1bc7d8b6c62526882b6ac0c0f498e247fa2de7d594c922e745966d5b6c2878e

      • memory/3384-18-0x000001B8E8830000-0x000001B8E88DA000-memory.dmp

        Filesize

        680KB

      • memory/3384-17-0x000001B8E8700000-0x000001B8E8776000-memory.dmp

        Filesize

        472KB

      • memory/4940-6-0x00007FF929F60000-0x00007FF92AA21000-memory.dmp

        Filesize

        10.8MB

      • memory/4940-5-0x00007FF929F60000-0x00007FF92AA21000-memory.dmp

        Filesize

        10.8MB

      • memory/4940-11-0x00007FF929F60000-0x00007FF92AA21000-memory.dmp

        Filesize

        10.8MB

      • memory/4940-2-0x0000025075DA0000-0x0000025075DC8000-memory.dmp

        Filesize

        160KB

      • memory/5100-0-0x00007FF929F63000-0x00007FF929F65000-memory.dmp

        Filesize

        8KB

      • memory/5100-7-0x00007FF929F60000-0x00007FF92AA21000-memory.dmp

        Filesize

        10.8MB

      • memory/5100-4-0x0000017EB74D0000-0x0000017EB74F2000-memory.dmp

        Filesize

        136KB

      • memory/5100-3-0x0000017ECFDC0000-0x0000017ECFE72000-memory.dmp

        Filesize

        712KB

      • memory/5100-16-0x00007FF929F60000-0x00007FF92AA21000-memory.dmp

        Filesize

        10.8MB

      • memory/5100-1-0x0000017EB5900000-0x0000017EB592E000-memory.dmp

        Filesize

        184KB