Analysis

  • max time kernel
    9s
  • max time network
    111s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2023 17:02

General

  • Target

    2f4dc15ad94cbf5e13c7ae058aea7130.exe

  • Size

    256KB

  • MD5

    2f4dc15ad94cbf5e13c7ae058aea7130

  • SHA1

    5900401247344abdcda7356e6b8789eae27bb085

  • SHA256

    60f6639462ae4ba06b4df5d707835d322c6b830d95bb3ee247ee489a2eef30af

  • SHA512

    43ba59942fb43ed074dc828a3d45cf6d5bef868b8927dbfbbf080db4341ca47cb6e11541b03127f50d81bfeb6714dcf161fe5250e2f1fdef37d56a631df140cc

  • SSDEEP

    6144:9BO6+sNAi9KBPKXFlR4RLsHqIJEIy6do4VChvf:PosNL9sKVf4ZsKIJEIy6do4VChvf

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 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2f4dc15ad94cbf5e13c7ae058aea7130.exe
    "C:\Users\Admin\AppData\Local\Temp\2f4dc15ad94cbf5e13c7ae058aea7130.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2244
    • C:\Users\Admin\AppData\Local\Temp\2f4dc15ad94cbf5e13c7ae058aea7130.exe
      "C:\Users\Admin\AppData\Local\Temp\2f4dc15ad94cbf5e13c7ae058aea7130.exe"
      2⤵
      • Writes to the Master Boot Record (MBR)
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1052
  • C:\Users\Admin\AppData\Local\Temp\2f4dc15ad94cbf5e13c7ae058aea7130.exe
    "C:\Users\Admin\AppData\Local\Temp\2f4dc15ad94cbf5e13c7ae058aea7130.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1080
    • C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2464
      • C:\Program Files\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
        3⤵
        • Modifies Internet Explorer settings
        PID:2352
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2352 CREDAT:17410 /prefetch:2
          4⤵
            PID:3264

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1052-15-0x00000000020B0000-0x00000000020FE000-memory.dmp

      Filesize

      312KB

    • memory/1052-32-0x0000000000400000-0x0000000000424000-memory.dmp

      Filesize

      144KB

    • memory/1052-13-0x00000000020B0000-0x00000000020FE000-memory.dmp

      Filesize

      312KB

    • memory/1052-6-0x0000000000400000-0x0000000000424000-memory.dmp

      Filesize

      144KB

    • memory/1052-16-0x0000000000400000-0x0000000000424000-memory.dmp

      Filesize

      144KB

    • memory/1052-3-0x0000000000400000-0x0000000000424000-memory.dmp

      Filesize

      144KB

    • memory/1080-9-0x0000000000400000-0x000000000044E000-memory.dmp

      Filesize

      312KB

    • memory/1080-18-0x0000000000400000-0x000000000044E000-memory.dmp

      Filesize

      312KB

    • memory/1080-14-0x00000000022E0000-0x000000000232E000-memory.dmp

      Filesize

      312KB

    • memory/1080-12-0x0000000000400000-0x000000000044E000-memory.dmp

      Filesize

      312KB

    • memory/1080-11-0x0000000000400000-0x000000000044E000-memory.dmp

      Filesize

      312KB

    • memory/2244-5-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2244-0-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB