Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    12/10/2023, 16:13

General

  • Target
    948c9b868e733196f7ee76f792e1fd0f3fb244799b3628c6560338354d434001_JC.exe
  • Size 213KB
  • Sample231012-tpjbaaaf7t
  • SHA256 948c9b868e733196f7ee76f792e1fd0f3fb244799b3628c6560338354d434001
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • originbotnet

C2
  • https://veit-intl.com/gate

Attributes
  • add_startup

    false

  • download_folder_name

    3khaalk1.i2q

  • hide_file_startup

    false

  • startup_directory_name

    jpWCq

  • startup_environment_name

    appdata

  • startup_installation_name

    jpWCq.exe

  • startup_registry_name

    jpWCq

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0

Signatures

  • OriginBotnet

    OriginBotnet is a remote access trojan written in C#.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\948c9b868e733196f7ee76f792e1fd0f3fb244799b3628c6560338354d434001_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\948c9b868e733196f7ee76f792e1fd0f3fb244799b3628c6560338354d434001_JC.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2228
    • C:\Users\Admin\AppData\Local\Temp\xmehsooyn.exe
      "C:\Users\Admin\AppData\Local\Temp\xmehsooyn.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:3032
      • C:\Users\Admin\AppData\Local\Temp\xmehsooyn.exe
        "C:\Users\Admin\AppData\Local\Temp\xmehsooyn.exe"
        3⤵
        • Executes dropped EXE
        PID:2744
      • C:\Users\Admin\AppData\Local\Temp\xmehsooyn.exe
        "C:\Users\Admin\AppData\Local\Temp\xmehsooyn.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2772

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        qtefffid.rmi

        • Path C:\Users\Admin\AppData\Local\Temp\qtefffid.rmi
        • Size 127KB
        • SHA256 56ba422c35e92078217446bbf9c34f11be3df1fe2913d6b6608861bd8f634611
        • MD5 SHA1 SHA512 SSDEEP

        xmehsooyn.exe

        • Path C:\Users\Admin\AppData\Local\Temp\xmehsooyn.exe
        • Size 149KB
        • SHA256 3aac4ef006e22854f893180fab7c4f07b07346849efd87169ef6d1e24208bbc6
        • MD5 SHA1 SHA512 SSDEEP

        xmehsooyn.exe

        • Path C:\Users\Admin\AppData\Local\Temp\xmehsooyn.exe
        • Size 149KB
        • SHA256 3aac4ef006e22854f893180fab7c4f07b07346849efd87169ef6d1e24208bbc6
        • MD5 SHA1 SHA512 SSDEEP

        xmehsooyn.exe

        • Path C:\Users\Admin\AppData\Local\Temp\xmehsooyn.exe
        • Size 149KB
        • SHA256 3aac4ef006e22854f893180fab7c4f07b07346849efd87169ef6d1e24208bbc6
        • MD5 SHA1 SHA512 SSDEEP

        xmehsooyn.exe

        • Path C:\Users\Admin\AppData\Local\Temp\xmehsooyn.exe
        • Size 149KB
        • SHA256 3aac4ef006e22854f893180fab7c4f07b07346849efd87169ef6d1e24208bbc6
        • MD5 SHA1 SHA512 SSDEEP

        xmehsooyn.exe

        • Path \Users\Admin\AppData\Local\Temp\xmehsooyn.exe
        • Size 149KB
        • SHA256 3aac4ef006e22854f893180fab7c4f07b07346849efd87169ef6d1e24208bbc6
        • MD5 SHA1 SHA512 SSDEEP

        xmehsooyn.exe

        • Path \Users\Admin\AppData\Local\Temp\xmehsooyn.exe
        • Size 149KB
        • SHA256 3aac4ef006e22854f893180fab7c4f07b07346849efd87169ef6d1e24208bbc6
        • MD5 SHA1 SHA512 SSDEEP

        xmehsooyn.exe

        • Path \Users\Admin\AppData\Local\Temp\xmehsooyn.exe
        • Size 149KB
        • SHA256 3aac4ef006e22854f893180fab7c4f07b07346849efd87169ef6d1e24208bbc6
        • MD5 SHA1 SHA512 SSDEEP

        memory/2772-16-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/2772-12-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/2772-17-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/2772-18-0x0000000074420000-0x0000000074B0E000-memory.dmp

        memory/2772-19-0x0000000004AE0000-0x0000000004B20000-memory.dmp

        memory/2772-20-0x00000000001D0000-0x00000000001DE000-memory.dmp

        memory/2772-21-0x0000000004AE0000-0x0000000004B20000-memory.dmp

        memory/2772-22-0x0000000004AE0000-0x0000000004B20000-memory.dmp

        memory/2772-23-0x0000000004AE0000-0x0000000004B20000-memory.dmp

        memory/2772-24-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/2772-25-0x0000000074420000-0x0000000074B0E000-memory.dmp

        memory/2772-26-0x0000000004AE0000-0x0000000004B20000-memory.dmp

        memory/3032-6-0x0000000000130000-0x0000000000132000-memory.dmp