Analysis

  • geolocation tags

    nanew-jerseynorth-americaunited-statesususa
  • user interaction
    yes
  • max time kernel
    26s
  • max time network
    17s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    31/08/2026, 00:07

General

  • Target
    viewbot/TKfucker.exe
  • Size 9.1MB
  • Sample260831-aen91ascqa
  • SHA256 557d567474b6a7f1fda0c0d052dbc86ed845c380dc94c2f324350bc9e2408ecd
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Executes a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\viewbot\TKfucker.exe
    "C:\Users\Admin\AppData\Local\Temp\viewbot\TKfucker.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2524
    • C:\Users\Admin\AppData\Local\Temp\5FBBFD7B\0x21_viewbot.exe
      "C:\Users\Admin\AppData\Local\Temp\5FBBFD7B\0x21_viewbot.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2088
      • C:\Windows\system32\cmd.exe
        cmd /c cls
        3⤵
        • Executes a command shell one-liner
        PID:3620
      • C:\Windows\system32\cmd.exe
        cmd /c cls
        3⤵
        • Executes a command shell one-liner
        PID:2940
    • C:\Users\Admin\AppData\Local\Temp\5FBBFD7B\discord_token_login.exe
      "C:\Users\Admin\AppData\Local\Temp\5FBBFD7B\discord_token_login.exe"
      2⤵
      • Executes dropped EXE
      • Checks processor information in registry
      • Suspicious use of WriteProcessMemory
      PID:1536
      • C:\Users\Admin\AppData\Local\Temp\0ECBFD7B\5iveservices.exe
        "C:\Users\Admin\AppData\Local\Temp\0ECBFD7B\5iveservices.exe"
        3⤵
        • Executes dropped EXE
        PID:4372

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        5iveservices.exe

        • Path C:\Users\Admin\AppData\Local\Temp\0ECBFD7B\5iveservices.exe
        • Size 7.6MB
        • SHA256 f26b9fed7d2f371928cb08011eff664a6bb3c1cccb61a2fec23b3276dd8e1d9c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        0x21_viewbot.exe

        • Path C:\Users\Admin\AppData\Local\Temp\5FBBFD7B\0x21_viewbot.exe
        • Size 9.5MB
        • SHA256 056411a3ef1c584491bca1cc670b0218a91b1312676f2931f8d10532141cfdcd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        discord_token_login.exe

        • Path C:\Users\Admin\AppData\Local\Temp\5FBBFD7B\discord_token_login.exe
        • Size 3.8MB
        • SHA256 fc1f33fa3f5afb070f4fa94b63099fab900f7f8d98c3392e5583f9e71d15b085
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1536-7-0x000001D0D3DF0000-0x000001D0D3F0C000-memory.dmp