Analysis

  • max time kernel
    18s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    28-07-2024 02:21

General

  • Target

    378b0ac112a719e6d5f8b31603877690N.exe

  • Size

    119KB

  • MD5

    378b0ac112a719e6d5f8b31603877690

  • SHA1

    27c6e0cdee370a6ff54efc949727c9076870dcab

  • SHA256

    f23dac3626300010fbfdedaec9cf07d0890b3acec0190283ecb0b545de22ecb8

  • SHA512

    c0788079b2bc9dfafc3b5cb48b45f33974bb26004b3d3c07893fdde8c56e5cd0409b3b82c7313ddfb89d31de9580ddb0be4ab3604dd49b85fc3674ec6f130588

  • SSDEEP

    3072:qOfRzlXCwwFwOwWAmm+m/bxqH8QWrzCrAZu8VDpyD/d+OC:qr1SWH+/bgi1VDpyD/Y

Malware Config

Extracted

Family

toxiceye

C2

https://api.telegram.org/bot7335066800:AAFPnjqCOJcJkOIGjmU_-X7I-VqiZLlbktE/sendMessage?chat_id=1319796723

Signatures

  • ToxicEye

    ToxicEye is a trojan written in C#.

  • Deletes itself 1 IoCs
  • 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 4 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\378b0ac112a719e6d5f8b31603877690N.exe
    "C:\Users\Admin\AppData\Local\Temp\378b0ac112a719e6d5f8b31603877690N.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2292
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\ToxicEye\rat.exe"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2776
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmp98E5.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmp98E5.tmp.bat
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:760
      • C:\Windows\system32\tasklist.exe
        Tasklist /fi "PID eq 2292"
        3⤵
        • Enumerates processes with tasklist
        • Suspicious use of AdjustPrivilegeToken
        PID:3008
      • C:\Windows\system32\find.exe
        find ":"
        3⤵
          PID:2168
        • C:\Windows\system32\timeout.exe
          Timeout /T 1 /Nobreak
          3⤵
          • Delays execution with timeout.exe
          PID:1284
        • C:\Users\ToxicEye\rat.exe
          "rat.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: AddClipboardFormatListener
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2616
          • C:\Windows\System32\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\ToxicEye\rat.exe"
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:2620
          • C:\Windows\system32\WerFault.exe
            C:\Windows\system32\WerFault.exe -u -p 2616 -s 1672
            4⤵
              PID:2600

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmp98E5.tmp.bat

        Filesize

        210B

        MD5

        fb1dbc6057f9f862e5ac45f72284be90

        SHA1

        2e40ecd32320fc2fe771b04154660f5d94254986

        SHA256

        069ba12902afd0cc5af4829fb76f2c65a572b8d33d39b6604b44dfc3c9066368

        SHA512

        caff43728a1c570985ee119616f323ec6fe2d5e7a8aee107feacde7fa62c3ece6d1cb50b25ee1e37cf9e10c2f0ab48c65219c378eb810a38623940c482eb85d6

      • C:\Users\ToxicEye\rat.exe

        Filesize

        119KB

        MD5

        378b0ac112a719e6d5f8b31603877690

        SHA1

        27c6e0cdee370a6ff54efc949727c9076870dcab

        SHA256

        f23dac3626300010fbfdedaec9cf07d0890b3acec0190283ecb0b545de22ecb8

        SHA512

        c0788079b2bc9dfafc3b5cb48b45f33974bb26004b3d3c07893fdde8c56e5cd0409b3b82c7313ddfb89d31de9580ddb0be4ab3604dd49b85fc3674ec6f130588

      • memory/2292-0-0x000007FEF55F3000-0x000007FEF55F4000-memory.dmp

        Filesize

        4KB

      • memory/2292-1-0x0000000000350000-0x0000000000374000-memory.dmp

        Filesize

        144KB

      • memory/2292-2-0x000007FEF55F0000-0x000007FEF5FDC000-memory.dmp

        Filesize

        9.9MB

      • memory/2292-6-0x000007FEF55F0000-0x000007FEF5FDC000-memory.dmp

        Filesize

        9.9MB

      • memory/2616-10-0x0000000000D10000-0x0000000000D34000-memory.dmp

        Filesize

        144KB