Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    16-06-2024 17:58

General

  • Target

    Coreblocks_installer.exe

  • Size

    79KB

  • MD5

    d13905e018eb965ded2e28ba0ab257b5

  • SHA1

    6d7fe69566fddc69b33d698591c9a2c70d834858

  • SHA256

    2bd631c6665656673a923c13359b0dc211debc05b2885127e26b0dce808e2dec

  • SHA512

    b95bfdebef33ac72b6c21cdf0abb4961222b7efd17267cd7236e731dd0b6105ece28e784a95455f1ffc8a6dd1d580a467b07b3bd8cb2fb19e2111f1a864c97cb

  • SSDEEP

    1536:YCH0jBD2BKkwbPNrfxCXhRoKV6+V+y9viwp:VUjBD2BPwbPNrmAE+MqU

Malware Config

Signatures

  • Discord RAT

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Coreblocks_installer.exe
    "C:\Users\Admin\AppData\Local\Temp\Coreblocks_installer.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2104
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2104 -s 600
      2⤵
        PID:2224

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2104-0-0x000007FEF5533000-0x000007FEF5534000-memory.dmp

      Filesize

      4KB

    • memory/2104-1-0x000000013FE60000-0x000000013FE78000-memory.dmp

      Filesize

      96KB

    • memory/2104-2-0x000007FEF5530000-0x000007FEF5F1C000-memory.dmp

      Filesize

      9.9MB

    • memory/2104-3-0x000007FEF5530000-0x000007FEF5F1C000-memory.dmp

      Filesize

      9.9MB