Analysis

  • max time kernel
    12s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/01/2024, 07:22

General

  • Target

    4fef7b11ba5f6c1aa879258f949645f5.exe

  • Size

    172KB

  • MD5

    4fef7b11ba5f6c1aa879258f949645f5

  • SHA1

    3af96d7032d7b531d2e4fd738454c67371f8632b

  • SHA256

    8d0afed27be60de5e3ffa950bba8610c37609323e518343f5f630784ccc01c93

  • SHA512

    ea386e254ac756d63fd960a6b29d6c062bb38edf86243d5deb46d91fb52a089c6af96e3bf2ddae9bc8f708b572521f4e8d8208e0db0a6a631de7baf44eecc6fd

  • SSDEEP

    3072:oknDQKjWve2kd4PRDW8lJhrnB4K21ovQn+bQT8i7PBjoUZzulNQ3M:oknfWbPRDp8HWvQn+kftbzI

Score
7/10

Malware Config

Signatures

  • UPX packed file 13 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 6 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4fef7b11ba5f6c1aa879258f949645f5.exe
    "C:\Users\Admin\AppData\Local\Temp\4fef7b11ba5f6c1aa879258f949645f5.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1528
    • C:\Users\Admin\AppData\Local\Temp\4fef7b11ba5f6c1aa879258f949645f5.exe
      C:\Users\Admin\AppData\Local\Temp\4fef7b11ba5f6c1aa879258f949645f5.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1936
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe"
        3⤵
          PID:1676
        • C:\Users\Admin\AppData\Local\Temp\4fef7b11ba5f6c1aa879258f949645f5.exe
          C:\Users\Admin\AppData\Local\Temp\4fef7b11ba5f6c1aa879258f949645f5.exe
          3⤵
          • Adds Run key to start application
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          PID:4040

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1528-7-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/1528-0-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/1936-67-0x0000000000400000-0x0000000000427000-memory.dmp

            Filesize

            156KB

          • memory/1936-3-0x0000000000400000-0x0000000000427000-memory.dmp

            Filesize

            156KB

          • memory/1936-6-0x0000000000400000-0x0000000000427000-memory.dmp

            Filesize

            156KB

          • memory/1936-9-0x0000000000400000-0x0000000000427000-memory.dmp

            Filesize

            156KB

          • memory/1936-11-0x0000000010410000-0x0000000010445000-memory.dmp

            Filesize

            212KB

          • memory/1936-22-0x0000000000400000-0x0000000000427000-memory.dmp

            Filesize

            156KB

          • memory/1936-61-0x0000000010450000-0x0000000010485000-memory.dmp

            Filesize

            212KB

          • memory/1936-65-0x0000000000400000-0x0000000000427000-memory.dmp

            Filesize

            156KB

          • memory/4040-25-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/4040-69-0x0000000010450000-0x0000000010485000-memory.dmp

            Filesize

            212KB

          • memory/4040-66-0x0000000010450000-0x0000000010485000-memory.dmp

            Filesize

            212KB

          • memory/4040-64-0x00000000035A0000-0x00000000035A1000-memory.dmp

            Filesize

            4KB

          • memory/4040-15-0x00000000001E0000-0x00000000001E1000-memory.dmp

            Filesize

            4KB

          • memory/4040-16-0x00000000005A0000-0x00000000005A1000-memory.dmp

            Filesize

            4KB

          • memory/4040-77-0x0000000010450000-0x0000000010485000-memory.dmp

            Filesize

            212KB

          • memory/4040-76-0x0000000010450000-0x0000000010485000-memory.dmp

            Filesize

            212KB

          • memory/4040-78-0x0000000010450000-0x0000000010485000-memory.dmp

            Filesize

            212KB