Analysis

  • max time kernel
    121s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    02-03-2024 03:56

General

  • Target

    TelegramRAT.exe

  • Size

    140KB

  • MD5

    a7f2f3eb00e6fada6eef7f6d4bad84ac

  • SHA1

    7772bf4e931c3ea67e6d1366b10b495618dd6733

  • SHA256

    70443d8dd1d0b52f392d95b50a3582f5a2038f66a46faeb635bd7dbe73643bcb

  • SHA512

    d133efdaed62350a7fcd05ffd2bd1510a731c6f131a86b54f3e941ffddd450a797bfec205decd7de1b994288fd52ed6f015839b1228720edd0927a3322c7f9d4

  • SSDEEP

    3072:9kSfx8i3yykxyofe7UoxsbKm1/QW4aCrAZ54VhgO:KaxRxkxnbZ30

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:2244
    • 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:2744
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmpA4F6.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmpA4F6.tmp.bat
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2732
      • C:\Windows\system32\tasklist.exe
        Tasklist /fi "PID eq 2244"
        3⤵
        • Enumerates processes with tasklist
        • Suspicious use of AdjustPrivilegeToken
        PID:1584
      • C:\Windows\system32\find.exe
        find ":"
        3⤵
          PID:2428
        • C:\Windows\system32\timeout.exe
          Timeout /T 1 /Nobreak
          3⤵
          • Delays execution with timeout.exe
          PID:2420
        • 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:2440
          • 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:1944
          • C:\Windows\system32\WerFault.exe
            C:\Windows\system32\WerFault.exe -u -p 2440 -s 1576
            4⤵
              PID:1104

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmpA4F6.tmp.bat

        Filesize

        175B

        MD5

        07dd398b3050143baf809739f8b3eb3a

        SHA1

        2fa09d041eceac5c0cd4e6905f6dad2a92b5b721

        SHA256

        8ec2685179d0d83f9e2f301862979d00f1d0f4dd77f3e04107dcbb2360f89e02

        SHA512

        d3fb159e2684a572e2edcc4c6aee7708ac46eb28b6ef41ea935781d371791950125a3e0ab76b55ab8a0339cb28ef883fa31be9ed8758ea624335c2438920a255

      • C:\a\rat.exe

        Filesize

        140KB

        MD5

        a7f2f3eb00e6fada6eef7f6d4bad84ac

        SHA1

        7772bf4e931c3ea67e6d1366b10b495618dd6733

        SHA256

        70443d8dd1d0b52f392d95b50a3582f5a2038f66a46faeb635bd7dbe73643bcb

        SHA512

        d133efdaed62350a7fcd05ffd2bd1510a731c6f131a86b54f3e941ffddd450a797bfec205decd7de1b994288fd52ed6f015839b1228720edd0927a3322c7f9d4

      • memory/2244-0-0x00000000003B0000-0x00000000003DA000-memory.dmp

        Filesize

        168KB

      • memory/2244-1-0x000007FEF5690000-0x000007FEF607C000-memory.dmp

        Filesize

        9.9MB

      • memory/2244-2-0x000000001A7F0000-0x000000001A870000-memory.dmp

        Filesize

        512KB

      • memory/2244-5-0x000007FEF5690000-0x000007FEF607C000-memory.dmp

        Filesize

        9.9MB

      • memory/2440-10-0x0000000000980000-0x00000000009AA000-memory.dmp

        Filesize

        168KB

      • memory/2440-11-0x000007FEF4CA0000-0x000007FEF568C000-memory.dmp

        Filesize

        9.9MB

      • memory/2440-12-0x000007FEF4CA0000-0x000007FEF568C000-memory.dmp

        Filesize

        9.9MB