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Analysis

  • max time kernel
    126s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/10/2022, 15:06

General

  • Target

    aac17d32431c315aead62d416d61b38c19d019b145ef54b1f2a72ca53485370f.exe

  • Size

    1.0MB

  • MD5

    91bf9de37785d7fad5b9ed8d03c71146

  • SHA1

    894f6931e309ee4bdc83d67565ec9f9beb9d5376

  • SHA256

    aac17d32431c315aead62d416d61b38c19d019b145ef54b1f2a72ca53485370f

  • SHA512

    16f2abbdefa3490bb4a6b85fa7fe6c28d445d9b846726938471d2a5162605eb3c3536907004042a69569acfe8894445475e210ca6c969c567035947bc5764608

  • SSDEEP

    24576:c9dfTaKvBhtI0Hna1+ax66tQq64UemyxPuEBtqxQ15w9Y9bzRs1p8:YTXv7y0Hvag6eqgemaPuEbaEw9eBs1p8

Malware Config

Signatures

  • UPX packed file 2 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aac17d32431c315aead62d416d61b38c19d019b145ef54b1f2a72ca53485370f.exe
    "C:\Users\Admin\AppData\Local\Temp\aac17d32431c315aead62d416d61b38c19d019b145ef54b1f2a72ca53485370f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:540
    • C:\Users\Admin\AppData\Local\Temp\aac17d32431c315aead62d416d61b38c19d019b145ef54b1f2a72ca53485370f.exe
      C:\Users\Admin\AppData\Local\Temp\aac17d32431c315aead62d416d61b38c19d019b145ef54b1f2a72ca53485370f.exe
      2⤵
      • Adds Run key to start application
      • Modifies Internet Explorer settings
      PID:4956
    • C:\Users\Admin\AppData\Local\Temp\aac17d32431c315aead62d416d61b38c19d019b145ef54b1f2a72ca53485370f.exe
      C:\Users\Admin\AppData\Local\Temp\aac17d32431c315aead62d416d61b38c19d019b145ef54b1f2a72ca53485370f.exe
      2⤵
        PID:5016
      • C:\Users\Admin\AppData\Local\Temp\aac17d32431c315aead62d416d61b38c19d019b145ef54b1f2a72ca53485370f.exe
        C:\Users\Admin\AppData\Local\Temp\aac17d32431c315aead62d416d61b38c19d019b145ef54b1f2a72ca53485370f.exe
        2⤵
          PID:5044

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • memory/540-136-0x0000000002250000-0x0000000002254000-memory.dmp

        Filesize

        16KB

      • memory/4956-138-0x0000000000400000-0x0000000000645000-memory.dmp

        Filesize

        2.3MB

      • memory/4956-135-0x0000000000400000-0x0000000000645000-memory.dmp

        Filesize

        2.3MB

      • memory/4956-139-0x0000000000400000-0x0000000000645000-memory.dmp

        Filesize

        2.3MB

      • memory/4956-140-0x0000000000400000-0x0000000000645000-memory.dmp

        Filesize

        2.3MB

      • memory/4956-141-0x0000000000400000-0x0000000000645000-memory.dmp

        Filesize

        2.3MB