Analysis

  • max time kernel
    8s
  • max time network
    9s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15-12-2024 16:11

General

  • Target

    .exe

  • Size

    111KB

  • MD5

    f190eabe265f87543a479e6ae30a75e3

  • SHA1

    540a3361515ef8a07f0448d71ef1f5a9987bf8f0

  • SHA256

    d00c33e6af3acfbc5653dadda59411bb4bf95a9f7a0fd1305e7cae270250dcb6

  • SHA512

    792ea11c4ccdbaba481ad2102d7b95e3da730bba155d10fa20ece922df023d12a94cf65598b2866d85126df6dc8177520488e9c4c685fed14d23b66d3d7af95e

  • SSDEEP

    3072:MbF/tHT+X4rWXFiWkkkQDDKbuq0tQW5zCrAZuu1B:s/tHT+X4UdkkkQDDKbLg

Malware Config

Extracted

Family

toxiceye

C2

https://api.telegram.org/bot7584205709:AAHSbORjgixKBL3e_gW4a2nQGHA1HBwJVqY/sendMessage?chat_id=5569740835

Signatures

  • ToxicEye

    ToxicEye is a trojan written in C#.

  • Toxiceye family
  • 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
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\.exe
    "C:\Users\Admin\AppData\Local\Temp\.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3044
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmpBC1E.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmpBC1E.tmp.bat
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2472
      • C:\Windows\system32\tasklist.exe
        Tasklist /fi "PID eq 3044"
        3⤵
        • Enumerates processes with tasklist
        • Suspicious use of AdjustPrivilegeToken
        PID:2496
      • C:\Windows\system32\find.exe
        find ":"
        3⤵
          PID:1856
        • C:\Windows\system32\timeout.exe
          Timeout /T 1 /Nobreak
          3⤵
          • Delays execution with timeout.exe
          PID:1888
        • C:\Users\yanak\yanak.exe
          "yanak.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: AddClipboardFormatListener
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2796
          • C:\Windows\system32\WerFault.exe
            C:\Windows\system32\WerFault.exe -u -p 2796 -s 1300
            4⤵
              PID:2784

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmpBC1E.tmp.bat

        Filesize

        176B

        MD5

        bfed7739a5507d33b96e02651eb09537

        SHA1

        a7c17ef6c3a18d417d2187289fce19681b6c530f

        SHA256

        6c699676d4cbf1a7391f4360e87d3e85b6cd44d398bdb423299ec748ffbf3831

        SHA512

        b5aea39605b6970ff3678e2f46cf3a65accbec508f06984f4784a6435251f2fe3465dca5a42e39a436b63e5ac4cc17b49bc9842a41a256cac68202e1214477ac

      • C:\Users\yanak\yanak.exe

        Filesize

        111KB

        MD5

        f190eabe265f87543a479e6ae30a75e3

        SHA1

        540a3361515ef8a07f0448d71ef1f5a9987bf8f0

        SHA256

        d00c33e6af3acfbc5653dadda59411bb4bf95a9f7a0fd1305e7cae270250dcb6

        SHA512

        792ea11c4ccdbaba481ad2102d7b95e3da730bba155d10fa20ece922df023d12a94cf65598b2866d85126df6dc8177520488e9c4c685fed14d23b66d3d7af95e

      • memory/2796-10-0x0000000000A50000-0x0000000000A72000-memory.dmp

        Filesize

        136KB

      • memory/3044-0-0x000007FEF5B63000-0x000007FEF5B64000-memory.dmp

        Filesize

        4KB

      • memory/3044-1-0x0000000000EA0000-0x0000000000EC2000-memory.dmp

        Filesize

        136KB

      • memory/3044-2-0x000007FEF5B60000-0x000007FEF654C000-memory.dmp

        Filesize

        9.9MB

      • memory/3044-6-0x000007FEF5B60000-0x000007FEF654C000-memory.dmp

        Filesize

        9.9MB