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Analysis

  • max time kernel
    108s
  • max time network
    110s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/12/2024, 23:40

Errors

Reason
Machine shutdown

General

  • Target

    Sink.exe

  • Size

    78KB

  • MD5

    3bc6909064a3d78ad04244e665b28079

  • SHA1

    3d0e150b328045dedfe39c3dc9dfe42ae6690c92

  • SHA256

    37099011f14240da8b4176f683f3d370bca12178354711e4d9596072f586f47a

  • SHA512

    67bd44a06e6a895279eeaa88db9314720c191796374a6a7f7414136cc66b0c1a247ca9bd80c0f2b5354724a136901b832e80546426841ec8ebbcb746a675b050

  • SSDEEP

    1536:f2WjO8XeEXFh5P7v88wbjNrfxCXhRoKV6+V+uPI6:fZv5PDwbjNrmAE+KI6

Malware Config

Extracted

Family

discordrat

Attributes
  • discord_token

    MTMxMjE5NDY4NjQ2MjcyMjA5MA.G7YUdG.K-mgZOCeTGTWWGUrExlVti2MtFiqivr77NZj98

  • server_id

    1292942347671441488

Signatures

  • Discord RAT

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

  • Discordrat family
  • Abuse Elevation Control Mechanism: Bypass User Account Control 1 TTPs 1 IoCs

    UAC Bypass Attempt via SilentCleanup Task.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Sink.exe
    "C:\Users\Admin\AppData\Local\Temp\Sink.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4148
    • C:\Windows\SYSTEM32\SCHTASKS.exe
      "SCHTASKS.exe" /run /tn \Microsoft\Windows\DiskCleanup\SilentCleanup /I
      2⤵
      • Abuse Elevation Control Mechanism: Bypass User Account Control
      PID:1304

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4148-0-0x00007FF98BF23000-0x00007FF98BF25000-memory.dmp

    Filesize

    8KB

  • memory/4148-1-0x000001FC6D1A0000-0x000001FC6D1B8000-memory.dmp

    Filesize

    96KB

  • memory/4148-2-0x000001FC6F6F0000-0x000001FC6F8B2000-memory.dmp

    Filesize

    1.8MB

  • memory/4148-3-0x00007FF98BF20000-0x00007FF98C9E1000-memory.dmp

    Filesize

    10.8MB

  • memory/4148-4-0x000001FC6FF30000-0x000001FC70458000-memory.dmp

    Filesize

    5.2MB

  • memory/4148-5-0x00007FF98BF23000-0x00007FF98BF25000-memory.dmp

    Filesize

    8KB

  • memory/4148-6-0x00007FF98BF20000-0x00007FF98C9E1000-memory.dmp

    Filesize

    10.8MB