Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    07-05-2024 21:45

General

  • Target

    41bd68b9e01c2019478cb811b44cffb0_NEIKI.exe

  • Size

    119KB

  • MD5

    41bd68b9e01c2019478cb811b44cffb0

  • SHA1

    6fa177eb529a76f734361fc321854a4b0d938fad

  • SHA256

    c83adba97cd5425d70aa5f5cc452554573e61312c835e18d9d050edf84924fc5

  • SHA512

    e4134d34f2fe34f6cd630547abe82f868646d6ee72a173c90280847eaa6caad6297f94e0f285de340a90a1717e0f40bb7d2297a53c8b2395e8a74628b72f9812

  • SSDEEP

    3072:ZaztXZwwoPpqDecIIbxqH4QWVzCrAZuD4x:U1nDeBIbUk

Score
10/10

Malware Config

Extracted

Family

toxiceye

C2

https://api.telegram.org/bot7005624592:AAFT1GroRFjOnavaa8nJipFR-iCuYT3f2xQ/sendMessage?chat_id=6235796510

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 2 IoCs
  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 33 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\41bd68b9e01c2019478cb811b44cffb0_NEIKI.exe
    "C:\Users\Admin\AppData\Local\Temp\41bd68b9e01c2019478cb811b44cffb0_NEIKI.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2700
    • 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⤵
      • Creates scheduled task(s)
      PID:2692
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmpDF5.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmpDF5.tmp.bat
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2752
      • C:\Windows\system32\tasklist.exe
        Tasklist /fi "PID eq 2700"
        3⤵
        • Enumerates processes with tasklist
        • Suspicious use of AdjustPrivilegeToken
        PID:2724
      • C:\Windows\system32\find.exe
        find ":"
        3⤵
          PID:2720
        • C:\Windows\system32\timeout.exe
          Timeout /T 1 /Nobreak
          3⤵
          • Delays execution with timeout.exe
          PID:2600
        • C:\Windows\system32\tasklist.exe
          Tasklist /fi "PID eq 2700"
          3⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:2544
        • C:\Windows\system32\find.exe
          find ":"
          3⤵
            PID:2044
          • C:\Windows\system32\timeout.exe
            Timeout /T 1 /Nobreak
            3⤵
            • Delays execution with timeout.exe
            PID:2460
          • 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:2496
            • 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⤵
              • Creates scheduled task(s)
              PID:2132
            • C:\Windows\system32\WerFault.exe
              C:\Windows\system32\WerFault.exe -u -p 2496 -s 1728
              4⤵
                PID:1140

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmpDF5.tmp.bat

          Filesize

          215B

          MD5

          406306f5f2cf2a80a46685e3450becc4

          SHA1

          89497b2f497e11a74ca109a696764c4ca2033e93

          SHA256

          f06144d4f8ea3d785cbd839dc2115bfefe6b0c8a6678aa323019748d86adbf01

          SHA512

          acb03b79b9004444492efea0d8dc98e54fa47e62e6112f906301344363b8a23671e6025792482073ee29850656264514af134bb30881cfffd042a28369e2c273

        • C:\Users\ToxicEye\rat.exe

          Filesize

          119KB

          MD5

          41bd68b9e01c2019478cb811b44cffb0

          SHA1

          6fa177eb529a76f734361fc321854a4b0d938fad

          SHA256

          c83adba97cd5425d70aa5f5cc452554573e61312c835e18d9d050edf84924fc5

          SHA512

          e4134d34f2fe34f6cd630547abe82f868646d6ee72a173c90280847eaa6caad6297f94e0f285de340a90a1717e0f40bb7d2297a53c8b2395e8a74628b72f9812

        • memory/2496-10-0x0000000000F80000-0x0000000000FA4000-memory.dmp

          Filesize

          144KB

        • memory/2700-0-0x000007FEF5D93000-0x000007FEF5D94000-memory.dmp

          Filesize

          4KB

        • memory/2700-1-0x0000000000E30000-0x0000000000E54000-memory.dmp

          Filesize

          144KB

        • memory/2700-2-0x000007FEF5D90000-0x000007FEF677C000-memory.dmp

          Filesize

          9.9MB

        • memory/2700-6-0x000007FEF5D90000-0x000007FEF677C000-memory.dmp

          Filesize

          9.9MB