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Analysis

  • max time kernel
    94s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/03/2024, 22:48

General

  • Target

    8edb7497f0524af271d09084ab8bff442866aff224c32826f2bb33d869f03356.exe

  • Size

    377KB

  • MD5

    27be19895ccb4c6e74f5835f3a2075f6

  • SHA1

    ca8b7cc4741387130059c498c9f751e4dc338d78

  • SHA256

    8edb7497f0524af271d09084ab8bff442866aff224c32826f2bb33d869f03356

  • SHA512

    89ed259ce4995057bbc935b38201535f19afb5e493593e491868da9c3e168210d338fedb00efb8ec91f25fa6b41c0cb05e9aa2671455ff9379d5b9405f24c047

  • SSDEEP

    6144:G72k0YujF59B+SNiT1SRws339pnPJ7ImcvKoSYxTg:0FxujX9B+lAb9ImhoSmTg

Score
9/10

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 3 IoCs
  • Modifies AppInit DLL entries 2 TTPs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

  • Drops file in Program Files directory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8edb7497f0524af271d09084ab8bff442866aff224c32826f2bb33d869f03356.exe
    "C:\Users\Admin\AppData\Local\Temp\8edb7497f0524af271d09084ab8bff442866aff224c32826f2bb33d869f03356.exe"
    1⤵
    • Drops file in Program Files directory
    PID:3300
  • C:\PROGRA~3\Mozilla\frviiqj.exe
    C:\PROGRA~3\Mozilla\frviiqj.exe -myayasb
    1⤵
    • Executes dropped EXE
    • Drops file in Program Files directory
    PID:4620

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PROGRA~3\Mozilla\frviiqj.exe

    Filesize

    377KB

    MD5

    dac54c00501f04a88060713ff5f52d19

    SHA1

    a8e9ec861ca112a04d7efb95d0b4ea268d7d6bde

    SHA256

    1a1c54731b0ba6e81e1f2df592367f5ef74b426c4902fe75db437f3f0a3aab48

    SHA512

    03500d3ce1bb89bcccc41f1709921354a4173b386206d816c68daaf79e53685ae34bff076a26405386cd5f7ca028dd71c0205d660fcd3ae40e1a8e444ffa4f13

  • memory/3300-0-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/3300-1-0x0000000000700000-0x000000000075B000-memory.dmp

    Filesize

    364KB

  • memory/3300-2-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/3300-9-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/3300-11-0x0000000000700000-0x000000000075B000-memory.dmp

    Filesize

    364KB

  • memory/4620-6-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/4620-7-0x0000000000CC0000-0x0000000000D1B000-memory.dmp

    Filesize

    364KB

  • memory/4620-8-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/4620-13-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/4620-15-0x0000000000CC0000-0x0000000000D1B000-memory.dmp

    Filesize

    364KB