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Analysis

  • max time kernel
    137s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2023, 14:40

General

  • Target

    3a1ac507da24db9cc7329ed666b89d2d.exe

  • Size

    922KB

  • MD5

    3a1ac507da24db9cc7329ed666b89d2d

  • SHA1

    4c964315387ec86cb9116157bf574d580e77168b

  • SHA256

    e8f3aa04ff847a28bd0804f78fe19c50365521f8d4f96decdb89b1b3aa736a01

  • SHA512

    591f0646da5a143a5cb33e9b17e9a8de841bf90f4fde64ccdfe93030234b101c441929d9feb3edff4acbbe7533c3fa071193343220740f656bb6fffdefaebf43

  • SSDEEP

    12288:lTXOmFqdGPNR3XV6BdTIsF8KJHYW9FyK/eXZDxMlTrAqQZKeb:lT/7nV2IQYQyK2XL4lQZKA

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 7 IoCs
  • 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 SetWindowsHookEx 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3a1ac507da24db9cc7329ed666b89d2d.exe
    "C:\Users\Admin\AppData\Local\Temp\3a1ac507da24db9cc7329ed666b89d2d.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of SetWindowsHookEx
    PID:2760

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2760-0-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2760-23-0x0000000002370000-0x000000000238E000-memory.dmp

    Filesize

    120KB

  • memory/2760-17-0x0000000000620000-0x000000000062B000-memory.dmp

    Filesize

    44KB

  • memory/2760-11-0x0000000002150000-0x0000000002161000-memory.dmp

    Filesize

    68KB