Analysis

  • max time kernel
    71s
  • max time network
    84s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-02-2025 19:17

Errors

Reason
Machine shutdown

General

  • Target

    toystorylogo-4k.exe

  • Size

    524KB

  • MD5

    34ae0745931735f6af04adce8c1358d4

  • SHA1

    825aabac462d7cdf80cd864a37e52175b2b78c0c

  • SHA256

    4c56e50351c382dc82173c238228540ee12ecd399a8aab16d9bc49bfa4031e12

  • SHA512

    5dc2f74cd7baad445650c57332a4c46462323635b40360915bc07dabfa69d9a4419528c4e4fd73efae59e68aa9220083ce5cbbcaa06c742eafc47f7350acdc43

  • SSDEEP

    12288:3yveQB/fTHIGaPkKEYzURNAwbAg8j03rxuLrW:3uDXTIGaPhEYzUzA0qI3NuLrW

Malware Config

Extracted

Family

discordrat

Attributes
  • discord_token

    MTMzNjA0MTEzNzYxNzc2NDUxNQ.GWUfuA.NHNO6tvAPM86NN4d9WM8wruyH3mk45GH-m19GM

  • server_id

    1336040095018520668

Signatures

  • Discord RAT

    A RAT written in C# using Discord as a C2.

  • Discordrat family
  • Downloads MZ/PE file 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 11 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\toystorylogo-4k.exe
    "C:\Users\Admin\AppData\Local\Temp\toystorylogo-4k.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:652
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\xdbackdoor.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\xdbackdoor.exe"
      2⤵
      • Downloads MZ/PE file
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:3964

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\xdbackdoor.exe

    Filesize

    78KB

    MD5

    2b0bb0b81b221965408bc75caf13f1e6

    SHA1

    3bf4b6917c1c6e943613507c8a15f2c0a504dd85

    SHA256

    5cdcda478e5966aecc8b166f7899cc82e423ec3ff5af27061d1814b2cbe6c23e

    SHA512

    2796ad2d3d5299df540684cc6b6c250915c5d7960e0015c506eac950c44cd6e0ebe8c1eef5f50badaa387f7f811c4ffb4179f19a6520ef2933becfd4480bf58a

  • memory/3964-14-0x00007FF851EF3000-0x00007FF851EF5000-memory.dmp

    Filesize

    8KB

  • memory/3964-15-0x0000024D76160000-0x0000024D76178000-memory.dmp

    Filesize

    96KB

  • memory/3964-16-0x0000024D78820000-0x0000024D789E2000-memory.dmp

    Filesize

    1.8MB

  • memory/3964-17-0x00007FF851EF0000-0x00007FF8529B1000-memory.dmp

    Filesize

    10.8MB

  • memory/3964-18-0x0000024D79020000-0x0000024D79548000-memory.dmp

    Filesize

    5.2MB

  • memory/3964-19-0x00007FF851EF3000-0x00007FF851EF5000-memory.dmp

    Filesize

    8KB

  • memory/3964-20-0x00007FF851EF0000-0x00007FF8529B1000-memory.dmp

    Filesize

    10.8MB

  • memory/3964-21-0x0000024D78790000-0x0000024D78806000-memory.dmp

    Filesize

    472KB

  • memory/3964-22-0x0000024D77DD0000-0x0000024D77DE2000-memory.dmp

    Filesize

    72KB

  • memory/3964-23-0x0000024D77E00000-0x0000024D77E1E000-memory.dmp

    Filesize

    120KB