Analysis

  • max time kernel
    142s
  • max time network
    150s
  • 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, 19:08

General

  • Target

    36c8a69317e8c7475250a58bd0d4bfa5.exe

  • Size

    241KB

  • MD5

    36c8a69317e8c7475250a58bd0d4bfa5

  • SHA1

    8e2951154cb16059d096a9d8b06c1f0e7fe274a7

  • SHA256

    2d12770430058dd5403c71f528777338af333fc32c478ffd59fcf20a91546721

  • SHA512

    f28af698a4653412a67bcf0c22926deba4a8aae9ecbb899874edacfa7719c238bc921f4c20b58ddfc9a607de1ca6ca590d4866226991c1db03d6a0eee5568647

  • SSDEEP

    6144:ukeENDvTSn2SV/GuhYdViC7X57+nM+SZf+/iYWZzc65xG:uNEND/k/GLPX57+nVSZf+/iYW5cExG

Malware Config

Signatures

  • UPX packed file 7 IoCs

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

  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • 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.

  • Drops file in Program Files directory 1 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\36c8a69317e8c7475250a58bd0d4bfa5.exe
    "C:\Users\Admin\AppData\Local\Temp\36c8a69317e8c7475250a58bd0d4bfa5.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:5044

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/5044-0-0x0000000000400000-0x0000000000489000-memory.dmp

    Filesize

    548KB

  • memory/5044-11-0x0000000000400000-0x0000000000489000-memory.dmp

    Filesize

    548KB

  • memory/5044-13-0x0000000000400000-0x0000000000489000-memory.dmp

    Filesize

    548KB

  • memory/5044-14-0x0000000000400000-0x0000000000489000-memory.dmp

    Filesize

    548KB

  • memory/5044-17-0x0000000000400000-0x0000000000489000-memory.dmp

    Filesize

    548KB

  • memory/5044-18-0x0000000000400000-0x0000000000489000-memory.dmp

    Filesize

    548KB

  • memory/5044-19-0x0000000000400000-0x0000000000489000-memory.dmp

    Filesize

    548KB