Analysis

  • max time kernel
    88s
  • max time network
    89s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-03-2024 21:21

General

  • Target

    NexusMClauncher.exe

  • Size

    78KB

  • MD5

    28bc9d7b03c0193c8e39356a3918c283

  • SHA1

    aa8a0449e50ab88b7581d030dae27656d3ce750a

  • SHA256

    e45f355a20da8f62a76ecfe9c4a8bf771a758da2a94e5f21b3f40fdf4e495577

  • SHA512

    17249d646e8b890fd2472b5b71637286fbf3d9d8e989b3b0bd8c4d8aa3358bc55dd8bcb7949a85f6f6a218bca0e079c967115715f1457e867c3ebec20b78a8d4

  • SSDEEP

    1536:h2WjO8XeEXFh5P7v88wbjNrfxCXhRoKV6+V++PId:hZv5PDwbjNrmAE+6Id

Malware Config

Extracted

Family

discordrat

Attributes
  • discord_token

    MTA1NTYxMjI2MTEwMTc0ODI3NA.Gga7En.nff0UktfNY9-rOMpPI8K8TtWuYMsw82Ms30hDY

  • server_id

    1206669799229489283

Signatures

  • Discord RAT

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

  • Downloads MZ/PE file
  • Reads user/profile data of web browsers 2 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
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NexusMClauncher.exe
    "C:\Users\Admin\AppData\Local\Temp\NexusMClauncher.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2060
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:4904

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2060-0-0x000002B76EE80000-0x000002B76EE98000-memory.dmp

      Filesize

      96KB

    • memory/2060-1-0x000002B771540000-0x000002B771702000-memory.dmp

      Filesize

      1.8MB

    • memory/2060-2-0x00007FF9F7000000-0x00007FF9F7AC1000-memory.dmp

      Filesize

      10.8MB

    • memory/2060-3-0x000002B76F240000-0x000002B76F250000-memory.dmp

      Filesize

      64KB

    • memory/2060-4-0x000002B771D40000-0x000002B772268000-memory.dmp

      Filesize

      5.2MB

    • memory/2060-5-0x00007FF9F7000000-0x00007FF9F7AC1000-memory.dmp

      Filesize

      10.8MB

    • memory/2060-6-0x000002B76F240000-0x000002B76F250000-memory.dmp

      Filesize

      64KB

    • memory/2060-7-0x000002B771810000-0x000002B771ADA000-memory.dmp

      Filesize

      2.8MB