Analysis

  • max time kernel
    42s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    01/12/2022, 00:26

General

  • Target

    9e62cd0e66bce54fe29156b3ff0fea78a734baec03150cf697f135384e4e75ee.exe

  • Size

    421KB

  • MD5

    e96966866ed30da34faff4f00fd681cc

  • SHA1

    cad8cdab79fed6e9c5144697df5f95679aebbefa

  • SHA256

    9e62cd0e66bce54fe29156b3ff0fea78a734baec03150cf697f135384e4e75ee

  • SHA512

    e5989c65510a2dfe3bffc4ebaac0433312da74e672863902ba3eea51d7143440e215ceb399af484fe30fa0b7778743223ea276a9216b87cfd5f2295643b09807

  • SSDEEP

    12288:ZUmh+dU/DBdd1cO5dqpEddplIZVzYKj86sN6A:ZLhkUbBdzcOQEddplspYOjA

Score
6/10

Malware Config

Signatures

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1420
      • C:\Users\Admin\AppData\Local\Temp\9e62cd0e66bce54fe29156b3ff0fea78a734baec03150cf697f135384e4e75ee.exe
        "C:\Users\Admin\AppData\Local\Temp\9e62cd0e66bce54fe29156b3ff0fea78a734baec03150cf697f135384e4e75ee.exe"
        2⤵
        • Writes to the Master Boot Record (MBR)
        • Suspicious use of SetThreadContext
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:1572
        • C:\Users\Admin\AppData\Local\Temp\9e62cd0e66bce54fe29156b3ff0fea78a734baec03150cf697f135384e4e75ee.exe
          C:\Users\Admin\AppData\Local\Temp\9e62cd0e66bce54fe29156b3ff0fea78a734baec03150cf697f135384e4e75ee.exe
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:1920

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1420-68-0x000000007FFF0000-0x000000007FFF7000-memory.dmp

            Filesize

            28KB

          • memory/1572-54-0x0000000000400000-0x00000000004E3000-memory.dmp

            Filesize

            908KB

          • memory/1572-55-0x0000000000400000-0x00000000004E3000-memory.dmp

            Filesize

            908KB

          • memory/1572-65-0x0000000000400000-0x00000000004E3000-memory.dmp

            Filesize

            908KB

          • memory/1920-56-0x0000000000400000-0x0000000000409000-memory.dmp

            Filesize

            36KB

          • memory/1920-57-0x0000000000400000-0x0000000000409000-memory.dmp

            Filesize

            36KB

          • memory/1920-59-0x0000000000400000-0x0000000000409000-memory.dmp

            Filesize

            36KB

          • memory/1920-61-0x0000000000400000-0x0000000000409000-memory.dmp

            Filesize

            36KB

          • memory/1920-66-0x0000000000400000-0x0000000000408960-memory.dmp

            Filesize

            34KB

          • memory/1920-67-0x0000000076121000-0x0000000076123000-memory.dmp

            Filesize

            8KB

          • memory/1920-71-0x0000000010000000-0x0000000010013000-memory.dmp

            Filesize

            76KB