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Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/12/2023, 22:00

General

  • Target

    143c4ad0066283f32c23d311e61c02e2.exe

  • Size

    350KB

  • MD5

    143c4ad0066283f32c23d311e61c02e2

  • SHA1

    1ddfc575e32e6a35fdfee7df1bf8947d96c89bc4

  • SHA256

    5d6441cca42e93d2697dee285c6636a9292dfd8c9e2414aea7ec07b84758d2f4

  • SHA512

    b7daceae7088653a0ddfbd2fa2ed4bd5a89b2f5d9e9e821fda079de467b362e766b6ec287288a9d010ead5be46da32ad8b8126b73ca1e70822e2493e193cbe04

  • SSDEEP

    6144:T4+FA+BAiMXHQur9MD7Lk9vtXyCLFlINvWLkNGPTd0owmYUUGO56pjPwjw:sW+iMXHknLSvtbDLkNG1w+UG6xw

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\143c4ad0066283f32c23d311e61c02e2.exe
    "C:\Users\Admin\AppData\Local\Temp\143c4ad0066283f32c23d311e61c02e2.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4620
    • C:\Users\Admin\AppData\Local\Temp\uninstall.exe
      C:\Users\Admin\AppData\Local\Temp\uninstall.exe
      2⤵
      • Executes dropped EXE
      • Writes to the Master Boot Record (MBR)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4032

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\uninstall.exe

    Filesize

    350KB

    MD5

    143c4ad0066283f32c23d311e61c02e2

    SHA1

    1ddfc575e32e6a35fdfee7df1bf8947d96c89bc4

    SHA256

    5d6441cca42e93d2697dee285c6636a9292dfd8c9e2414aea7ec07b84758d2f4

    SHA512

    b7daceae7088653a0ddfbd2fa2ed4bd5a89b2f5d9e9e821fda079de467b362e766b6ec287288a9d010ead5be46da32ad8b8126b73ca1e70822e2493e193cbe04