Analysis

  • max time kernel
    194s
  • max time network
    203s
  • platform
    windows10-1703_x64
  • resource
    win10-20240611-en
  • resource tags

    arch:x64arch:x86image:win10-20240611-enlocale:en-usos:windows10-1703-x64system
  • submitted
    17-07-2024 21:51

General

  • Target

    readme.zip

  • Size

    2.2MB

  • MD5

    a6bbb79e2c1aceebd644e83ac7be57ff

  • SHA1

    cb1b0f509cbed77f6c7d6ce35f469f01211bb667

  • SHA256

    0929449c2299832fe787d7b24836ecffb925e17ce915da1a90b99c49e77b56d3

  • SHA512

    6d36583e7dec8b366e544c51cdc69874e69a777c515ca2fae455d3227bf18de01a7d3e541d1dccecb9c32d18ac400e58564162d79ff8b3775354b210bb75952a

  • SSDEEP

    49152:Z2wryYE54IgBWACd8NNnBW/wY+3w/WTQFqNdjcC7NbbZnN7JlVG5PWZ5FvcBc:0wryZ5hbARCw51TQFqNdQaZJbIP+Uc

Score
10/10

Malware Config

Signatures

  • NetSupport

    NetSupport is a remote access tool sold as a legitimate system administration software.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Windows\Explorer.exe
    C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\readme.zip
    1⤵
      PID:1632
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:4936
      • C:\Users\Admin\Desktop\yeee\client32.exe
        "C:\Users\Admin\Desktop\yeee\client32.exe"
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        PID:1716
      • C:\Users\Admin\Desktop\yeee\client32.exe
        "C:\Users\Admin\Desktop\yeee\client32.exe"
        1⤵
          PID:3316
        • C:\Users\Admin\Desktop\yeee\client32.exe
          "C:\Users\Admin\Desktop\yeee\client32.exe"
          1⤵
            PID:3848

          Network

          MITRE ATT&CK Matrix

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          Downloads