Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    02-03-2024 03:49

General

  • Target

    TelegramRAT.exe

  • Size

    141KB

  • MD5

    3748d676147a437e12c83372fb084b17

  • SHA1

    d6d7fae8acf766850ebe20d4e32882b26eb7d71b

  • SHA256

    d45b164e99aed8684a4d79685278fa764be83092f1f64d1b299eb93229831cf1

  • SHA512

    d09daf64c757ec7138ebc512493fba48b357a98ddf16c4c9eebd4af82a6185894032f4e936d33e323066a715d29c13552e6533f5dc16eaf7fbf86f2fe0204423

  • SSDEEP

    3072:LkSfx+nPu2KiQQ7+ofe7Uoxo1bKm1/QW4aCrAZr9IhsG:Qax+nmSn7B1bZ3i

Score
10/10

Malware Config

Extracted

Family

toxiceye

C2

https://api.telegram.org/bot7040511851:AAEjBKSxADGWlNtLxaKpotGtf53NUQ1UgAo/sendMessage?chat_id=6226815698

Signatures

  • ToxicEye

    ToxicEye is a trojan written in C#.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 24 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:\Users\Admin\AppData\Local\Temp\TelegramRAT.exe
    "C:\Users\Admin\AppData\Local\Temp\TelegramRAT.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1132
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\a\rat.exe"
      2⤵
      • Creates scheduled task(s)
      PID:2664
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmp2AD8.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmp2AD8.tmp.bat
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2600
      • C:\Windows\system32\tasklist.exe
        Tasklist /fi "PID eq 1132"
        3⤵
        • Enumerates processes with tasklist
        • Suspicious use of AdjustPrivilegeToken
        PID:2672
      • C:\Windows\system32\find.exe
        find ":"
        3⤵
          PID:2560
        • C:\Windows\system32\timeout.exe
          Timeout /T 1 /Nobreak
          3⤵
          • Delays execution with timeout.exe
          PID:2776
        • C:\a\rat.exe
          "rat.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2496
          • C:\Windows\System32\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\a\rat.exe"
            4⤵
            • Creates scheduled task(s)
            PID:1200
          • C:\Windows\system32\WerFault.exe
            C:\Windows\system32\WerFault.exe -u -p 2496 -s 1508
            4⤵
              PID:2508

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmp2AD8.tmp.bat

        Filesize

        175B

        MD5

        8b6093d4c5d3361c39dcc6ca6ab57475

        SHA1

        f116b744e8b9e75d2ad7532c05f1c5358c38136a

        SHA256

        98182e51f07d07f990ceb13f96eec268a135c2a153802dfaad9f01559ebcacff

        SHA512

        528c965bfdbd41c027b13f69ecca10e641f113a321576f2e582e4b24a3682afd48f8a74a8f7678dc29ad38767a91126e70a26f77b0f1dd7494266203eeb6b8b1

      • C:\a\rat.exe

        Filesize

        141KB

        MD5

        3748d676147a437e12c83372fb084b17

        SHA1

        d6d7fae8acf766850ebe20d4e32882b26eb7d71b

        SHA256

        d45b164e99aed8684a4d79685278fa764be83092f1f64d1b299eb93229831cf1

        SHA512

        d09daf64c757ec7138ebc512493fba48b357a98ddf16c4c9eebd4af82a6185894032f4e936d33e323066a715d29c13552e6533f5dc16eaf7fbf86f2fe0204423

      • memory/1132-0-0x0000000001230000-0x000000000125A000-memory.dmp

        Filesize

        168KB

      • memory/1132-1-0x000007FEF5CE0000-0x000007FEF66CC000-memory.dmp

        Filesize

        9.9MB

      • memory/1132-2-0x000000001AF70000-0x000000001AFF0000-memory.dmp

        Filesize

        512KB

      • memory/1132-5-0x000007FEF5CE0000-0x000007FEF66CC000-memory.dmp

        Filesize

        9.9MB

      • memory/2496-10-0x0000000000800000-0x000000000082A000-memory.dmp

        Filesize

        168KB

      • memory/2496-11-0x000007FEF52F0000-0x000007FEF5CDC000-memory.dmp

        Filesize

        9.9MB

      • memory/2496-12-0x000000001ACC0000-0x000000001AD40000-memory.dmp

        Filesize

        512KB

      • memory/2496-13-0x000007FEF52F0000-0x000007FEF5CDC000-memory.dmp

        Filesize

        9.9MB

      • memory/2496-14-0x000000001ACC0000-0x000000001AD40000-memory.dmp

        Filesize

        512KB