Analysis

  • max time kernel
    32s
  • max time network
    34s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/06/2024, 17:09

General

  • Target
    solarabootstraper.exe
  • Size 497KB
  • Sample240625-vpd71avfjk
  • SHA256 d0452f63e207ead4ba0828fba9cd46d54c08906ac3f35f1c0b27dda2d60fbc83
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • discordrat

Attributes
  • discord_token

    MTIzOTEzMTk4MTc4NzI5OTkxMg.G2PouQ.rmLVRC29c13dyUDlcJhFL4MtNpJCMM3OTOmuyI

  • server_id

    1254334525543288912

Signatures

  • Discord RAT

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 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 WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\solarabootstraper.exe
    "C:\Users\Admin\AppData\Local\Temp\solarabootstraper.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1428
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\test.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\test.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:4812

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        test.exe

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\test.exe
        • Size 78KB
        • SHA256 c4fb94399b109d19585a03233be7663000aae8c7c7f8661ce744c59bfa8ced08
        • MD5 SHA1 SHA512 SSDEEP

        memory/4812-14-0x0000023011CE0000-0x0000023011CF8000-memory.dmp

        memory/4812-15-0x00007FFAADCB3000-0x00007FFAADCB5000-memory.dmp

        memory/4812-16-0x000002302C280000-0x000002302C442000-memory.dmp

        memory/4812-17-0x00007FFAADCB0000-0x00007FFAAE771000-memory.dmp

        memory/4812-18-0x000002302D330000-0x000002302D858000-memory.dmp

        memory/4812-19-0x00007FFAADCB3000-0x00007FFAADCB5000-memory.dmp

        memory/4812-20-0x00007FFAADCB0000-0x00007FFAAE771000-memory.dmp