Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/06/2024, 17:42

General

  • Target
    40331d6e3d18c61d5591aa85fc455f6674e78924ce4660ce18221aa49f696779.exe
  • Size 3.1MB
  • Sample240612-v91lqsxdpp
  • SHA256 40331d6e3d18c61d5591aa85fc455f6674e78924ce4660ce18221aa49f696779
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • XMRig Miner payload 2 IoCs
  • xmrig

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

  • Creates new service(s) 2 TTPs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 5 IoCs
  • VMProtect packed file 4 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Drops file in Windows directory 20 IoCs
  • Launches sc.exe 2 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 53 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\40331d6e3d18c61d5591aa85fc455f6674e78924ce4660ce18221aa49f696779.exe
    "C:\Users\Admin\AppData\Local\Temp\40331d6e3d18c61d5591aa85fc455f6674e78924ce4660ce18221aa49f696779.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4676
    • C:\Windows\Fonts\systam33\w.exe
      "C:\Windows\Fonts\systam33\w.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4884
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\HZ~36CF.tmp.bat"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1512
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1 -n 2
          4⤵
          • Runs ping.exe
          PID:3392
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Windows\Fonts\systam33\w.bat" "
      2⤵
      • Drops file in Windows directory
      • Suspicious use of WriteProcessMemory
      PID:2800
      • C:\Windows\SysWOW64\mode.com
        mode con: cols=16 lines=2
        3⤵
          PID:1276
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1
          3⤵
          • Runs ping.exe
          PID:2740
        • C:\Windows\SysWOW64\sc.exe
          sc create UmRdpSerivce binPath= C:\Windows\Fonts\systam33\svchost.exe start= auto
          3⤵
          • Launches sc.exe
          PID:4552
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1
          3⤵
          • Runs ping.exe
          PID:3980
        • C:\Windows\Fonts\systam33\csrss.exe
          csrss set UmRdpSerivce DisplayName "Remote Desktop Services UserMode Port Redriector"
          3⤵
          • Executes dropped EXE
          PID:4672
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1
          3⤵
          • Runs ping.exe
          PID:4308
        • C:\Windows\Fonts\systam33\csrss.exe
          csrss set UmRdpSerivce Description "Allows the redirection of Printers/Drives/Ports for RDP connectoins"
          3⤵
          • Executes dropped EXE
          PID:4868
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1
          3⤵
          • Runs ping.exe
          PID:1620
        • C:\Windows\SysWOW64\sc.exe
          sc start UmRdpSerivce
          3⤵
          • Launches sc.exe
          PID:3452
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1
          3⤵
          • Runs ping.exe
          PID:2040
        • C:\Windows\SysWOW64\regini.exe
          regini 1.ini
          3⤵
            PID:3864
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\HZ~35F4.tmp.bat"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2156
          • C:\Windows\SysWOW64\PING.EXE
            ping 127.0.0.1 -n 2
            3⤵
            • Runs ping.exe
            PID:3608
      • C:\Windows\Fonts\systam33\svchost.exe
        C:\Windows\Fonts\systam33\svchost.exe
        1⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:212
        • C:\Windows\Fonts\chrome\chrome.exe
          C:\Windows\Fonts\chrome\chrome.exe
          2⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          PID:4048

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            HZ~35F4.tmp.bat

            • Path C:\Users\Admin\AppData\Local\Temp\HZ~35F4.tmp.bat
            • Size 266B
            • SHA256 a48bcdb7a59fce333ddcd1e33e6547df049231ad42f032440aaa51075f9ac943
            • MD5 SHA1 SHA512

            HZ~36CF.tmp.bat

            • Path C:\Users\Admin\AppData\Local\Temp\HZ~36CF.tmp.bat
            • Size 124B
            • SHA256 4150d0db0898ea43c5ac912fa94dc8567783755d3252bd28e3d40c5de4758851
            • MD5 SHA1 SHA512

            chrome.exe

            • Path C:\Windows\Fonts\chrome\chrome.exe
            • Size 5.2MB
            • SHA256 f6be8784ea31ee34b36efe2cb5d68bfec8fa33ab1a550c6fccb63cf469fe1208
            • MD5 SHA1 SHA512 SSDEEP

            config.json

            • Path C:\Windows\Fonts\chrome\config.json
            • Size 2KB
            • SHA256 f332695c2d7a40f634b93befbb479d854934cdf7d09bac8450382ea94c971239
            • MD5 SHA1 SHA512

            1.ini

            • Path C:\Windows\Fonts\systam33\1.ini
            • Size 73B
            • SHA256 f093e254d918363e7f1e61b1f3b76692395f96d124fae1b77cb791e3a1a286bd
            • MD5 SHA1 SHA512

            csrss.exe

            • Path C:\Windows\Fonts\systam33\csrss.exe
            • Size 286KB
            • SHA256 c67b6e6bde919aec414bc2176a77d6082758636e8d60d2ca83198a10d4cec9c7
            • MD5 SHA1 SHA512 SSDEEP

            svchost.exe

            • Path C:\Windows\Fonts\systam33\svchost.exe
            • Size 684KB
            • SHA256 d55e4e16c8c60095c9897bea7db8fb71bf099008a3bc942a6062ffd5c0f05b27
            • MD5 SHA1 SHA512 SSDEEP

            svchost.ini

            • Path C:\Windows\Fonts\systam33\svchost.ini
            • Size 252B
            • SHA256 49fa9854a9283cf2f82d1a2e9be542ee438069542f3ab8acbb93e130968df463
            • MD5 SHA1 SHA512

            w.bat

            • Path C:\Windows\Fonts\systam33\w.bat
            • Size 531B
            • SHA256 d6f5b894cfb148c85f5176ddb7426d82c742769c38a0c5be29b93a1b9fdfce3b
            • MD5 SHA1 SHA512

            w.exe

            • Path C:\Windows\Fonts\systam33\w.exe
            • Size 2.2MB
            • SHA256 8d3e6f50c5ec01cff2af94c635942daf3a55a43453639755acc1b5d27c51b6ab
            • MD5 SHA1 SHA512 SSDEEP

            memory/212-41-0x0000000000400000-0x000000000055E000-memory.dmp

            memory/212-42-0x0000000000400000-0x000000000055E000-memory.dmp

            memory/212-55-0x0000000000400000-0x000000000055E000-memory.dmp

            memory/4048-51-0x00000179D74E0000-0x00000179D7500000-memory.dmp