Resubmissions

04-10-2024 13:00

241004-p8pvysvfrr 10

01-10-2024 02:20

241001-cswx4swcqk 10

Analysis

  • max time kernel
    134s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01-10-2024 02:20

General

  • Target

    MONSTERspoofer.exe

  • Size

    1.2MB

  • MD5

    c3a422c8bfcfeb9652be8a313f5282a1

  • SHA1

    67a4ed15aef79cad2fc20a89712bb21c241c7b56

  • SHA256

    a6fb6e92dd59821ace2d2d656fcef7d2626549d08d7a9e52128c26ecb0540fce

  • SHA512

    61a2d5ba690a2641bca6e62726096a38f5d32b7403d7afa0a9d213208eaf3b0c51328f5c34452894db388eafebc80ae3c7ac4ba82e55553db29388c9b8c596d6

  • SSDEEP

    24576:iuDXTIGaPhEYzUzA0qQlsYB/CONxCOZRUvXUaUfWd2ucScKDxP+Ua8:lDjlabwz9DVBKONtRUv85yx73

Malware Config

Extracted

Family

discordrat

Attributes
  • discord_token

    MTI5MDQwNTk0MjMwNjc5OTY0OA.GPNnkH.G8_UXZHPr4SDr15gYrkcD-QvN2Vo_UWuinxjDQ

  • server_id

    1290406547163316309

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\MONSTERspoofer.exe
    "C:\Users\Admin\AppData\Local\Temp\MONSTERspoofer.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2980
    • 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 WriteProcessMemory
      PID:2768
      • C:\Windows\system32\WerFault.exe
        C:\Windows\system32\WerFault.exe -u -p 2768 -s 600
        3⤵
        • Loads dropped DLL
        PID:2564

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    78KB

    MD5

    91f7ba30e21ff940fdbd4cb6710877fb

    SHA1

    295eba51d268bd17a2a69417a82d0b8e553b8bd5

    SHA256

    16034a6012684b81bc3eb6b5c39338eeee1a93c49274e63d0e725be617ee5a68

    SHA512

    1a1cdcc8ba13983cc86619133aaf162d90e9d5fca3ed4f949c364a2e4a4564a4c9cf9bd1e84305ef92248c99cc8fce92841667f82cdd6a8ad0d20087b847aab4

  • memory/2768-11-0x000007FEF4D63000-0x000007FEF4D64000-memory.dmp

    Filesize

    4KB

  • memory/2768-12-0x000000013F330000-0x000000013F348000-memory.dmp

    Filesize

    96KB

  • memory/2768-17-0x000007FEF4D60000-0x000007FEF574C000-memory.dmp

    Filesize

    9.9MB

  • memory/2768-19-0x000007FEF4D63000-0x000007FEF4D64000-memory.dmp

    Filesize

    4KB

  • memory/2768-20-0x000007FEF4D60000-0x000007FEF574C000-memory.dmp

    Filesize

    9.9MB

  • memory/2768-21-0x000007FEF4D60000-0x000007FEF574C000-memory.dmp

    Filesize

    9.9MB

  • memory/2980-4-0x0000000002280000-0x0000000002290000-memory.dmp

    Filesize

    64KB