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Analysis

  • max time kernel
    92s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/01/2025, 08:21

General

  • Target

    nerdygpj.exe

  • Size

    655KB

  • MD5

    aa3de6b9ed16dc25882512643f5b5d6f

  • SHA1

    5d6dac51c993d6d11502d9f6cb77e41f5dacd609

  • SHA256

    724d531533e4a6b96dfcc3347069ee55dd542834f069b84dd2df5df60d2f912d

  • SHA512

    9169a82e6e1268ad995b2b577e5a74882dfc1021693bd2b05cf0897bd357560faa22ceac4b144805a27bc8718c8c217c83280ecad09871ae8d83369e80cd79ae

  • SSDEEP

    12288:lyveQB/fTHIGaPkKEYzURNAwbAg8VRdx0yEyraRxmqr:luDXTIGaPhEYzUzA0qfdx0yhrLW

Malware Config

Extracted

Family

discordrat

Attributes
  • discord_token

    MTMzMjk4MTU1MzE2ODM4ODExNg.GEFbth.pkE5BLc6R0gzV4Q6-vvFbkxuMkkG0am3UW0Lkc

  • server_id

    1332982186072342528

Signatures

  • Discord RAT

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

  • Discordrat family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\nerdygpj.exe
    "C:\Users\Admin\AppData\Local\Temp\nerdygpj.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:5036
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\backdoor.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\backdoor.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1508

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    78KB

    MD5

    e40126320a5f19f9a336982589efaebe

    SHA1

    4cc123220c3920bfe34451c579889989b0ee8b2c

    SHA256

    94ca883fcaa9629609bb278db401d539b6ca6980a6979fe999ec96dce28756db

    SHA512

    7cafde29ac2e0c55547f4c1a15aef9bdee2427fbd0ab753262883ac1df3bde543b7fad26cbc92d64c2db91ef825e903764ef0b071b3b7c6df76495816d7abe10

  • memory/1508-14-0x00007FF97B553000-0x00007FF97B555000-memory.dmp

    Filesize

    8KB

  • memory/1508-15-0x00000294A2240000-0x00000294A2258000-memory.dmp

    Filesize

    96KB

  • memory/1508-16-0x00000294BC8B0000-0x00000294BCA72000-memory.dmp

    Filesize

    1.8MB

  • memory/1508-17-0x00007FF97B550000-0x00007FF97C011000-memory.dmp

    Filesize

    10.8MB

  • memory/1508-18-0x00000294BD0F0000-0x00000294BD618000-memory.dmp

    Filesize

    5.2MB

  • memory/1508-19-0x00007FF97B553000-0x00007FF97B555000-memory.dmp

    Filesize

    8KB

  • memory/1508-20-0x00007FF97B550000-0x00007FF97C011000-memory.dmp

    Filesize

    10.8MB