Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    25-06-2024 17:09

General

  • Target

    solarabootstraper.exe

  • Size

    497KB

  • MD5

    48258af1b1134dffa388c6f2590325c3

  • SHA1

    e2fa6a4351d7b358e6b20e9194b63b54751458d4

  • SHA256

    d0452f63e207ead4ba0828fba9cd46d54c08906ac3f35f1c0b27dda2d60fbc83

  • SHA512

    1eeceefb8843f72b55e1b517039ab53cd72af3bb294fe9b06ce0a6207749506bf299cd913a4a1088ffa002069821d346ec3fc045fa701014110beec03d7d208c

  • SSDEEP

    12288:4yveQB/fTHIGaPkKEYzURNA/bAgzfCxS6PZXOB4:4uDXTIGaPhEYzUzAT4SwZXv

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.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\solarabootstraper.exe
    "C:\Users\Admin\AppData\Local\Temp\solarabootstraper.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2336
    • 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 WriteProcessMemory
      PID:2736
      • C:\Windows\system32\WerFault.exe
        C:\Windows\system32\WerFault.exe -u -p 2736 -s 596
        3⤵
        • Loads dropped DLL
        PID:2720

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\RarSFX0\test.exe
    Filesize

    78KB

    MD5

    cd0398fb5a04ce43be2b1183e7dfad06

    SHA1

    e1e9ac1f1f2533f3bfec802cae2cbeeeac65c181

    SHA256

    c4fb94399b109d19585a03233be7663000aae8c7c7f8661ce744c59bfa8ced08

    SHA512

    50bfd2614078082fd83e43e61a36b086eae0fec2399fae5655c6442a474ffb7c25cabe43b4c484c85acc4fac72c2f2613dc00e85045242dfcdd91093519699bc

  • memory/2336-4-0x0000000000270000-0x0000000000280000-memory.dmp
    Filesize

    64KB

  • memory/2736-11-0x000007FEF5253000-0x000007FEF5254000-memory.dmp
    Filesize

    4KB

  • memory/2736-12-0x000000013F8B0000-0x000000013F8C8000-memory.dmp
    Filesize

    96KB

  • memory/2736-17-0x000007FEF5250000-0x000007FEF5C3C000-memory.dmp
    Filesize

    9.9MB

  • memory/2736-19-0x000007FEF5253000-0x000007FEF5254000-memory.dmp
    Filesize

    4KB

  • memory/2736-20-0x000007FEF5250000-0x000007FEF5C3C000-memory.dmp
    Filesize

    9.9MB