Analysis

  • max time kernel
    143s
  • 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
    24/12/2023, 20:29

General

  • Target

    11021aa1467ba0537bbe46916464f75f.exe

  • Size

    241KB

  • MD5

    11021aa1467ba0537bbe46916464f75f

  • SHA1

    dc3faae7733639492d9989007f4079e19293c246

  • SHA256

    d6e3018f8e9518bdec9825b0a9f562699929f7458f65e8f9b3f05752f075c1d5

  • SHA512

    1aa1d83936817615ca6caad38fe6c2c6e9c8eb83650d56c2c39b9d59fd90d3fafe0fc50021fe0f7e82b5cdcbe9d247ce25472ccee46e06289ec49924eb182829

  • SSDEEP

    6144:AkeENDvTSn2SV/GuhYdViC7X57+nMAGgEgNF:ANEND/k/GLPX57+nvsgNF

Malware Config

Signatures

  • UPX packed file 6 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\11021aa1467ba0537bbe46916464f75f.exe
    "C:\Users\Admin\AppData\Local\Temp\11021aa1467ba0537bbe46916464f75f.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:2656

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2656-0-0x0000000000400000-0x0000000000489000-memory.dmp

          Filesize

          548KB

        • memory/2656-1-0x0000000000400000-0x0000000000489000-memory.dmp

          Filesize

          548KB

        • memory/2656-12-0x0000000000400000-0x0000000000489000-memory.dmp

          Filesize

          548KB

        • memory/2656-13-0x0000000000400000-0x0000000000489000-memory.dmp

          Filesize

          548KB

        • memory/2656-19-0x0000000000400000-0x0000000000489000-memory.dmp

          Filesize

          548KB

        • memory/2656-21-0x0000000000400000-0x0000000000489000-memory.dmp

          Filesize

          548KB