Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    02-03-2024 03:38

General

  • Target

    TelegramRAT.exe

  • Size

    141KB

  • MD5

    3f348796bd487827ac9e566dc082d5ce

  • SHA1

    54fd77ca70dfcb9dfa092ff5f5cc911eca27e39d

  • SHA256

    05784dc21b94b6c838f1d979fcf7107fc7c1be31c026eccc9259c7878a52ba92

  • SHA512

    bc5292d8a45e10fd59d4661bdb189f595407b5c3f5fbe2f6a3153e129d75a1d8e868ada144504640c2e1504cba8c717a365fab145ad04b7c179f2829f17309c8

  • SSDEEP

    3072:Txx7ZFDCfyVRHpy756OtAVIqOYiibKmCPQW4eCrAZrRen1:FZZFDCfyVRJchDebZos

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:1740
    • 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:2140
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmp2A6A.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmp2A6A.tmp.bat
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2672
      • C:\Windows\system32\tasklist.exe
        Tasklist /fi "PID eq 1740"
        3⤵
        • Enumerates processes with tasklist
        • Suspicious use of AdjustPrivilegeToken
        PID:2572
      • C:\Windows\system32\find.exe
        find ":"
        3⤵
          PID:2556
        • C:\Windows\system32\timeout.exe
          Timeout /T 1 /Nobreak
          3⤵
          • Delays execution with timeout.exe
          PID:2392
        • 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:2800
          • 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:2208
          • C:\Windows\system32\WerFault.exe
            C:\Windows\system32\WerFault.exe -u -p 2800 -s 1532
            4⤵
              PID:2900

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmp2A6A.tmp.bat

        Filesize

        175B

        MD5

        17fdb154ebd5c57e3fdc05351a64ed5e

        SHA1

        505b2a3b83f399884cec835781bb63c228858109

        SHA256

        cd598668172e1950ee0298b12061114e74176678dd901bc5130db25f2a7edc8b

        SHA512

        423c7fedf9f643c399d552ed5ca656a5e989cba3e479783f13f2f6d715c5409fee1d4826a4d8e70f15b0c4c1bbc8f9fa8073674fd296c4967f2a26b03b3b2fcb

      • C:\a\rat.exe

        Filesize

        141KB

        MD5

        3f348796bd487827ac9e566dc082d5ce

        SHA1

        54fd77ca70dfcb9dfa092ff5f5cc911eca27e39d

        SHA256

        05784dc21b94b6c838f1d979fcf7107fc7c1be31c026eccc9259c7878a52ba92

        SHA512

        bc5292d8a45e10fd59d4661bdb189f595407b5c3f5fbe2f6a3153e129d75a1d8e868ada144504640c2e1504cba8c717a365fab145ad04b7c179f2829f17309c8

      • memory/1740-0-0x0000000000CE0000-0x0000000000D0A000-memory.dmp

        Filesize

        168KB

      • memory/1740-1-0x000007FEF5690000-0x000007FEF607C000-memory.dmp

        Filesize

        9.9MB

      • memory/1740-2-0x000000001AC60000-0x000000001ACE0000-memory.dmp

        Filesize

        512KB

      • memory/1740-5-0x000007FEF5690000-0x000007FEF607C000-memory.dmp

        Filesize

        9.9MB

      • memory/2800-10-0x0000000001230000-0x000000000125A000-memory.dmp

        Filesize

        168KB

      • memory/2800-11-0x000007FEF4CA0000-0x000007FEF568C000-memory.dmp

        Filesize

        9.9MB

      • memory/2800-12-0x000000001B000000-0x000000001B080000-memory.dmp

        Filesize

        512KB

      • memory/2800-13-0x000007FEF4CA0000-0x000007FEF568C000-memory.dmp

        Filesize

        9.9MB