Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2024, 15:54

General

  • Target
    de8f4ece529cfd4938e0a3b8899eb5d2cea7650b8353dbacb30ba1d71b578510.dll
  • Size 430KB
  • Sample241230-tcb2faypcj
  • SHA256 de8f4ece529cfd4938e0a3b8899eb5d2cea7650b8353dbacb30ba1d71b578510
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Detect PurpleFox Rootkit 4 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 4 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Gh0strat family
  • PurpleFox

    PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

  • Purplefox family
  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 12 IoCs

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

  • Drops file in Program Files directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\de8f4ece529cfd4938e0a3b8899eb5d2cea7650b8353dbacb30ba1d71b578510.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4588
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\de8f4ece529cfd4938e0a3b8899eb5d2cea7650b8353dbacb30ba1d71b578510.dll,#1
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3960
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe fagahawhawhgawccc
        3⤵
          PID:4876
        • C:\Windows\SysWOW64\svchost.exe
          svchost.exe fagahawhawhgawccc
          3⤵
            PID:1720
          • C:\Windows\SysWOW64\svchost.exe
            svchost.exe fagahawhawhgawccc
            3⤵
            • Drops file in Program Files directory
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2624
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Windows\SysWOW64\svchost.exe > nul
              4⤵
              • System Location Discovery: System Language Discovery
              • System Network Configuration Discovery: Internet Connection Discovery
              • Suspicious use of WriteProcessMemory
              PID:2908
              • C:\Windows\SysWOW64\PING.EXE
                ping -n 2 127.0.0.1
                5⤵
                • System Location Discovery: System Language Discovery
                • System Network Configuration Discovery: Internet Connection Discovery
                • Runs ping.exe
                PID:2392
      • C:\Program Files (x86)\NetMeeting\svchost.exe
        "C:\Program Files (x86)\NetMeeting\svchost.exe" -auto
        1⤵
        • Executes dropped EXE
        PID:2148

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            svchost.exe

            • Path C:\Program Files (x86)\NetMeeting\svchost.exe
            • Size 45KB
            • SHA256 5c3257b277f160109071e7e716040e67657341d8c42aa68d9afafe1630fcc53e
            • MD5 SHA1 SHA512 SSDEEP

            memory/2624-6-0x0000000000400000-0x0000000000543000-memory.dmp

            memory/2624-15-0x0000000000400000-0x0000000000543000-memory.dmp

            memory/2624-13-0x0000000076D70000-0x0000000076E60000-memory.dmp

            memory/2624-12-0x0000000076D93000-0x0000000076D94000-memory.dmp

            memory/2624-11-0x0000000000400000-0x0000000000543000-memory.dmp

            memory/2624-2-0x0000000000400000-0x0000000000543000-memory.dmp

            memory/2624-8-0x0000000000400000-0x0000000000543000-memory.dmp

            memory/2624-25-0x0000000076D70000-0x0000000076E60000-memory.dmp

            memory/2624-7-0x0000000000400000-0x0000000000543000-memory.dmp

            memory/2624-4-0x0000000000400000-0x0000000000543000-memory.dmp

            memory/2624-1-0x0000000000400000-0x0000000000543000-memory.dmp

            memory/2624-16-0x0000000076D70000-0x0000000076E60000-memory.dmp

            memory/2624-14-0x0000000010000000-0x00000000101A0000-memory.dmp

            memory/2624-17-0x0000000010000000-0x00000000101A0000-memory.dmp

            memory/2624-10-0x0000000000400000-0x0000000000543000-memory.dmp

            memory/2624-9-0x0000000000400000-0x0000000000543000-memory.dmp

            memory/2624-26-0x0000000000400000-0x0000000000543000-memory.dmp

            memory/3960-0-0x0000000010000000-0x00000000100FE000-memory.dmp