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Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-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 2 IoCs
  • Suspicious use of WriteProcessMemory 24 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:748
    • 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:2884
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall set allowedprogram "C:\Windows\helloserv.exe" enable
        3⤵
        • Modifies Windows Firewall
        PID:2396
      • C:\Windows\SysWOW64\w32tm.exe
        w32tm /config /syncfromflags:manual /manualpeerlist:time.windows.com,time.nist.gov
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2296
        • C:\Windows\system32\w32tm.exe
          w32tm /config /syncfromflags:manual /manualpeerlist:time.windows.com,time.nist.gov
          4⤵
            PID:2844
        • C:\Windows\SysWOW64\w32tm.exe
          w32tm /config /update
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2704
          • C:\Windows\system32\w32tm.exe
            w32tm /config /update
            4⤵
              PID:2584

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\helloserv.config

        Filesize

        4KB

        MD5

        38d59937bbd46b23c247a402f75049a2

        SHA1

        a69a9418b8e50f7978f0915bffe22f1fcb53d405

        SHA256

        3fadb9c588d88e23f51bd735ad9a3af35e54557cdc973d2875cf875971a1bcad

        SHA512

        40642a8de875bc98e225e6da94a114199100430dc74a5f8425e21d1364c60fefc59c3f165a1f7502190bdbc1389626353bc1b3801ae897232a4cdcb5a7280802

      • C:\Windows\helloserv.config

        Filesize

        47KB

        MD5

        b90c69ff65de2b3224b15d3893924349

        SHA1

        ed9a11da19bf6cd752b51591964c33332851c33e

        SHA256

        d63f3d495e8e0763fb7e4f8d9a7b8560df2d1a13d9704bf4049fb80db619bf04

        SHA512

        8a27e63dfa2308c66259a2df129fbb7d1fcaa6be521bfe5b7b91753f2caea47e96cecd10f2e8f26efbcfaa5f807aafb458f7115d318d7d44381eacb334521f22

      • C:\Windows\helloserv.config

        Filesize

        3KB

        MD5

        d9d7d818d527898b34adafccd5c3e3f6

        SHA1

        5b9a284df4f2174b3e624ab4d6bcea211759600d

        SHA256

        e0f3f1fe46d34a16ac8a9a59b53c46384987c295b7cb47ab2ab04e69da10fca8

        SHA512

        6abe77a44b46ca267b8c8307eb7d56e3d1fee536a763ebb450c8f18800021d0db80a68feb89bf77d0f22fb542f064450d52fea7fbcf7dd9a166e44dbc38a05b1

      • C:\Windows\helloserv.exe

        Filesize

        116KB

        MD5

        0480e4cfa319fada861bad6fdcae6475

        SHA1

        0f7d5ab1f91894d04acfedb15ba387e9ed34da08

        SHA256

        98ba0eace481b0462e7e306f87b151a9445f6e71f676a97a9bdab77d643bc1fd

        SHA512

        7056d7945a7e606a9df1220b9720ee9e5484f18c26be364d64c76398979625862471447d7ecd4256c948b7f9e3298e14b28290f6e8fcbbb5817691276c7829c6

      • memory/2884-1002-0x0000000000250000-0x0000000000281000-memory.dmp

        Filesize

        196KB