Analysis

  • max time kernel
    15s
  • max time network
    21s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    18-05-2024 14:39

General

  • Target

    7lk7vT1.exe

  • Size

    119KB

  • MD5

    f548ca220d471a524cb1c7d8ff613721

  • SHA1

    3040c8945b16a58f44dd4f1ae5a7b0faf61b405e

  • SHA256

    5d0be378578617a2264e822d1b4424d71e8fa3e8dad60b30af614b173682880b

  • SHA512

    b1ea254c1ab6c3983cdb906f39403da5b342fed1836b14b4654a0e25dcae274edc517e30ec66fefbeb6f511b89e869a4d785098896bf55eac36108c79494c158

  • SSDEEP

    3072:BKUpvwYGqOcW7gabRq15QWXzCrAZu8Gq:MIWMabAL

Score
10/10

Malware Config

Extracted

Family

toxiceye

C2

https://api.telegram.org/bot6444357834:AAGtL3te5_xl4dvacn8BJElHrky5SlLcE_4/sendMessage?chat_id=5974265372

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: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 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\7lk7vT1.exe
    "C:\Users\Admin\AppData\Local\Temp\7lk7vT1.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2164
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\Sh1zo\RTGManager.exe"
      2⤵
      • Creates scheduled task(s)
      PID:1256
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmp2B83.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmp2B83.tmp.bat
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2904
      • C:\Windows\system32\tasklist.exe
        Tasklist /fi "PID eq 2164"
        3⤵
        • Enumerates processes with tasklist
        • Suspicious use of AdjustPrivilegeToken
        PID:2788
      • C:\Windows\system32\find.exe
        find ":"
        3⤵
          PID:2796
        • C:\Windows\system32\timeout.exe
          Timeout /T 1 /Nobreak
          3⤵
          • Delays execution with timeout.exe
          PID:2696
        • C:\Users\Sh1zo\RTGManager.exe
          "RTGManager.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: AddClipboardFormatListener
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2548
          • C:\Windows\System32\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\Sh1zo\RTGManager.exe"
            4⤵
            • Creates scheduled task(s)
            PID:2124
          • C:\Windows\system32\WerFault.exe
            C:\Windows\system32\WerFault.exe -u -p 2548 -s 1580
            4⤵
              PID:2876

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmp2B83.tmp.bat

        Filesize

        188B

        MD5

        971d86f38c50bd022c85920271373246

        SHA1

        9537c1ce0f6298faee1f0dc98a736f29b0022d3b

        SHA256

        2b492384012f250070b21cfe48089618002100c3745b535cc26fefb36d1fdee2

        SHA512

        9ef5b3f9fe7fb09634b918ff47a6b106e7cf02b3625eac7bef6a8c37185ad6f6c542c9a132bca7bcc26defe87467f518507658b71017ae06a55b53de8e769e3a

      • C:\Users\Sh1zo\RTGManager.exe

        Filesize

        119KB

        MD5

        f548ca220d471a524cb1c7d8ff613721

        SHA1

        3040c8945b16a58f44dd4f1ae5a7b0faf61b405e

        SHA256

        5d0be378578617a2264e822d1b4424d71e8fa3e8dad60b30af614b173682880b

        SHA512

        b1ea254c1ab6c3983cdb906f39403da5b342fed1836b14b4654a0e25dcae274edc517e30ec66fefbeb6f511b89e869a4d785098896bf55eac36108c79494c158

      • memory/2164-0-0x000007FEF5F13000-0x000007FEF5F14000-memory.dmp

        Filesize

        4KB

      • memory/2164-1-0x0000000000EA0000-0x0000000000EC4000-memory.dmp

        Filesize

        144KB

      • memory/2164-2-0x000007FEF5F10000-0x000007FEF68FC000-memory.dmp

        Filesize

        9.9MB

      • memory/2164-5-0x000007FEF5F10000-0x000007FEF68FC000-memory.dmp

        Filesize

        9.9MB

      • memory/2548-10-0x0000000000950000-0x0000000000974000-memory.dmp

        Filesize

        144KB