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Analysis

  • max time kernel
    182s
  • max time network
    198s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/12/2023, 21:32

General

  • Target

    0480e4cfa319fada861bad6fdcae6475.exe

  • Size

    116KB

  • MD5

    0480e4cfa319fada861bad6fdcae6475

  • SHA1

    0f7d5ab1f91894d04acfedb15ba387e9ed34da08

  • SHA256

    98ba0eace481b0462e7e306f87b151a9445f6e71f676a97a9bdab77d643bc1fd

  • SHA512

    7056d7945a7e606a9df1220b9720ee9e5484f18c26be364d64c76398979625862471447d7ecd4256c948b7f9e3298e14b28290f6e8fcbbb5817691276c7829c6

  • SSDEEP

    3072:Afcl+7jQq3piXYkXzwwj2vvO9fCvou/tGWZfVwMS:l/kuwlvW9JCfn

Score
8/10

Malware Config

Signatures

  • Modifies Windows Firewall 1 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0480e4cfa319fada861bad6fdcae6475.exe
    "C:\Users\Admin\AppData\Local\Temp\0480e4cfa319fada861bad6fdcae6475.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2324
    • C:\Windows\helloserv.exe
      "C:\Windows\helloserv.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3528
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall set allowedprogram "C:\Windows\helloserv.exe" enable
        3⤵
        • Modifies Windows Firewall
        PID:608
      • C:\Windows\SysWOW64\w32tm.exe
        w32tm /config /syncfromflags:manual /manualpeerlist:time.windows.com,time.nist.gov
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2972
        • C:\Windows\system32\w32tm.exe
          w32tm /config /syncfromflags:manual /manualpeerlist:time.windows.com,time.nist.gov
          4⤵
            PID:1232
        • C:\Windows\SysWOW64\w32tm.exe
          w32tm /config /update
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:972
          • C:\Windows\system32\w32tm.exe
            w32tm /config /update
            4⤵
              PID:1036

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\helloserv.config

        Filesize

        47KB

        MD5

        1af5061a3e77f00a04846c3f32d1e3e1

        SHA1

        14b81281b7f593f4b78bfb5855a47a07c455766f

        SHA256

        242842aa959166ff36e4e3b933f3ae4ec1eb1ce0da9a9c2062d72945a2b00bf9

        SHA512

        56a0683dc40e87797c5f83bd806edfcc57d6c8436827574074bf0a4f6f3fddaa88d434d3a315ebc99a79a21b0331c11d6f3ddb69d57b7c0ba61f8e998bf2c7b4

      • C:\Windows\helloserv.config

        Filesize

        3KB

        MD5

        9922d5d6ccdf4dd041ed86cbe27028fa

        SHA1

        2cc67fc01ba9d80f5fefe4f2481a5bde9994c873

        SHA256

        4407795043e0edd2a1d533c5794cf3d0aa531dcc90bd55c9d4902c38b70cadc3

        SHA512

        2fa96f7b1f6fef848e5bd26c4ff30e375c573df914777b4dd943beec2d75d7c7648735fbaea70ba3a5b4753c7c36d30acab6d5d1c594e0c3945dca1b07442b62

      • C:\Windows\helloserv.exe

        Filesize

        116KB

        MD5

        0480e4cfa319fada861bad6fdcae6475

        SHA1

        0f7d5ab1f91894d04acfedb15ba387e9ed34da08

        SHA256

        98ba0eace481b0462e7e306f87b151a9445f6e71f676a97a9bdab77d643bc1fd

        SHA512

        7056d7945a7e606a9df1220b9720ee9e5484f18c26be364d64c76398979625862471447d7ecd4256c948b7f9e3298e14b28290f6e8fcbbb5817691276c7829c6

      • memory/3528-1000-0x0000000000470000-0x00000000004A1000-memory.dmp

        Filesize

        196KB