Analysis

  • max time kernel
    53s
  • max time network
    50s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    04-06-2024 09:56

General

  • Target

    Client-built.exe

  • Size

    78KB

  • MD5

    6a9c4f3c915bfbf7708952c354750aa4

  • SHA1

    961be375e56cff29f31bb32e9b2b8d2ab827ef81

  • SHA256

    61d2d32a558e891ae3f555e3302aa7ba37c173e5db198b35f529537f9855d8f9

  • SHA512

    c2941f62a580293d56590a44348057c66ff8cd667e8958d630a83691b5fa27fb37a490d4067770c1278f4fc4f5f47c11a0acb2bac98bfa1ceb5c25e738829e96

  • SSDEEP

    1536:52WjO8XeEXFh5P7v88wbjNrfxCXhRoKV6+V+wPIC:5Zv5PDwbjNrmAE+0IC

Malware Config

Extracted

Family

discordrat

Attributes
  • discord_token

    MTI0NzMwOTE4OTE1NjQzODE3OA.GyBRwL.etnypdqq4DQPf8gxEGfGPtRtl7SO9k3dlSUOEU

  • server_id

    885245147904880650

Signatures

  • Discord RAT

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

  • Drops file in Windows directory 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 51 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 63 IoCs
  • Suspicious use of SendNotifyMessage 63 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Client-built.exe
    "C:\Users\Admin\AppData\Local\Temp\Client-built.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2940
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Drops file in Windows directory
    • Checks SCSI registry key(s)
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:3712
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:2504

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2940-0-0x00007FFE43C83000-0x00007FFE43C84000-memory.dmp

      Filesize

      4KB

    • memory/2940-1-0x000001EDCF8F0000-0x000001EDCF908000-memory.dmp

      Filesize

      96KB

    • memory/2940-2-0x000001EDE9EE0000-0x000001EDEA0A2000-memory.dmp

      Filesize

      1.8MB

    • memory/2940-3-0x00007FFE43C80000-0x00007FFE4466C000-memory.dmp

      Filesize

      9.9MB

    • memory/2940-4-0x000001EDEA6E0000-0x000001EDEAC06000-memory.dmp

      Filesize

      5.1MB

    • memory/2940-10-0x00007FFE43C80000-0x00007FFE4466C000-memory.dmp

      Filesize

      9.9MB