Analysis

  • max time kernel
    141s
  • max time network
    102s
  • 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, 22:33

General

  • Target
    63dda37804a7e693d0c29109a4820266cf1a3d71fe31365124dd37a543c4cea2.exe
  • Size 1.4MB
  • Sample240625-2gnvssxfpg
  • SHA256 63dda37804a7e693d0c29109a4820266cf1a3d71fe31365124dd37a543c4cea2
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • detect oss ak 12 IoCs

    oss ak information detected.

  • Executes dropped EXE 1 IoCs
  • UPX packed file 41 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\63dda37804a7e693d0c29109a4820266cf1a3d71fe31365124dd37a543c4cea2.exe
    "C:\Users\Admin\AppData\Local\Temp\63dda37804a7e693d0c29109a4820266cf1a3d71fe31365124dd37a543c4cea2.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1568
    • C:\Users\Admin\AppData\Local\Temp\data\Bugreport-524766.dll
      C:\Users\Admin\AppData\Local\Temp\data\Bugreport-524766.dll Bugreport %E9%AA%A8%E5%A4%B4QQ%E7%A9%BA%E9%97%B4%E8%AE%BF%E5%AE%A2%E7%9B%91%E6%8E%A7%E6%8F%90%20
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:372

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        Bugreport-524766.dll

        • Path C:\Users\Admin\AppData\Local\Temp\data\Bugreport-524766.dll
        • Size 164KB
        • SHA256 f3dd5612e47e4ace9795322f3c3bde17d11f02df9fdd2a2f474607728c2f13c1
        • MD5 SHA1 SHA512 SSDEEP

        Bugreport.ini

        • Path C:\Users\Admin\AppData\Local\Temp\data\Bugreport.ini
        • Size 112B
        • SHA256 1fec17599f37beb5f1338e6fafcafca8048c745253d12f7ddc8e69044d28776a
        • MD5 SHA1 SHA512

        Bugreport_error.ini

        • Path C:\Users\Admin\AppData\Local\Temp\data\Bugreport_error.ini
        • Size 133B
        • SHA256 0ee6fba0f70dd3be82a7398b5c2564baaf2a346287fe45c79324cab92f62fb9c
        • MD5 SHA1 SHA512

        memory/372-80-0x0000000000400000-0x0000000000438000-memory.dmp

        memory/372-63-0x0000000000400000-0x0000000000438000-memory.dmp

        memory/1568-32-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-16-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-41-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-38-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-36-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-34-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-0-0x0000000000400000-0x0000000000838200-memory.dmp

        memory/1568-26-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-24-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-20-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-18-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-49-0x00000000029F0000-0x0000000002A62000-memory.dmp

        memory/1568-12-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-10-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-8-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-6-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-3-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-4-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-30-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-28-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-22-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-46-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-14-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-50-0x0000000000400000-0x0000000000838200-memory.dmp

        memory/1568-52-0x00000000029F0000-0x0000000002A62000-memory.dmp

        memory/1568-54-0x0000000000400000-0x0000000000838200-memory.dmp

        memory/1568-45-0x00000000029F0000-0x0000000002A62000-memory.dmp

        memory/1568-44-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-43-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-1-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-2-0x0000000010000000-0x000000001003F000-memory.dmp

        memory/1568-82-0x0000000000400000-0x0000000000838200-memory.dmp

        memory/1568-91-0x0000000000400000-0x0000000000838200-memory.dmp

        memory/1568-100-0x0000000000400000-0x0000000000838200-memory.dmp

        memory/1568-105-0x0000000000400000-0x0000000000838200-memory.dmp

        memory/1568-114-0x0000000000400000-0x0000000000838200-memory.dmp

        memory/1568-118-0x0000000000400000-0x0000000000838200-memory.dmp

        memory/1568-119-0x0000000000400000-0x0000000000838200-memory.dmp

        memory/1568-120-0x0000000000400000-0x0000000000838200-memory.dmp

        memory/1568-121-0x0000000000400000-0x0000000000838200-memory.dmp

        memory/1568-122-0x0000000000400000-0x0000000000838200-memory.dmp