Analysis

  • max time kernel
    118s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 13:14

General

  • Target

    HA_ZealotAVIConverter-41_CZ.exe

  • Size

    2.6MB

  • MD5

    024a6f2e1d92f5f4aec6786c636a4930

  • SHA1

    ca25b17e7b810a48bfdbcc5f86e5611e8afcafe4

  • SHA256

    9a73bc7a01d740d0f781c0ac82e40c881df6d3c956688cd23c5952345a6ed99f

  • SHA512

    23e47e54a878204483d0f41e2e7804b03ea1df9d58eed1870671cf002b452ddac3b5f7c1f4f934aef46069094c4186a04269eae82df9196115be6d30c6afb677

  • SSDEEP

    49152:8Eo4eXxs+ofUhr7kSQIiw6gsy1pDAL9G9ZYpajURpK/Q3yVdjrAM7D1S:8E1Ey+/O9wF1pr9Zmaqs4YrF7D1S

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\HA_ZealotAVIConverter-41_CZ.exe
    "C:\Users\Admin\AppData\Local\Temp\HA_ZealotAVIConverter-41_CZ.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    PID:2088

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\NSISUtils\nsisutils.dll

    Filesize

    4KB

    MD5

    03a477dd69bd11877e2ac1953947c400

    SHA1

    e33881e8203674cc94bc9fcbde3e1f65ed4be5c7

    SHA256

    03c50276af73bb72b533f8936a57bbabe41e3b7d5e24cf60eb32f3b9df2cdd61

    SHA512

    c8d657199b7c2e2d3c9d76897426b1b9f227bd9d341481f059ab1ae6d79514e94620ec6434e32a6a07095350c90a80bfa46384cef12e309ba6f661d2ddac81af

  • C:\Users\Admin\AppData\Local\Temp\nsy3130.tmp\ioSpecial.ini

    Filesize

    920B

    MD5

    9966da6c5882a117ddbc1b360a1e623c

    SHA1

    b0eef6926e4d7bfd5f13686568c7d4fb685b8c7d

    SHA256

    dbc81a99da0f7da31c5c1724c87480e850f2da75ef3be0342fa32961629cdafa

    SHA512

    4d7d9614e3d1b4be2beb63b95772313f1549461eb03e505e58ad4e3c841b828a906c28c5cd754a9095f8feb95563902c2deddc02f0b229bb94651df5cfc41065

  • \Users\Admin\AppData\Local\Temp\NSISUtils\msvcr71.dll

    Filesize

    340KB

    MD5

    86f1895ae8c5e8b17d99ece768a70732

    SHA1

    d5502a1d00787d68f548ddeebbde1eca5e2b38ca

    SHA256

    8094af5ee310714caebccaeee7769ffb08048503ba478b879edfef5f1a24fefe

    SHA512

    3b7ce2b67056b6e005472b73447d2226677a8cadae70428873f7efa5ed11a3b3dbf6b1a42c5b05b1f2b1d8e06ff50dfc6532f043af8452ed87687eefbf1791da

  • \Users\Admin\AppData\Local\Temp\nsy3130.tmp\brandingurl.dll

    Filesize

    3KB

    MD5

    9c3488b5e9655d1837c3963ecec33f70

    SHA1

    f0fa9b4c29e75c6e4419c4633d09f2797aee2ef3

    SHA256

    05ef4beb7fab9d04c1fb251874166fa2d73a34b4a7f2b145d37a2fd00c88979a

    SHA512

    6af9f88d65d2279a71620f2a656062b1737b3a9a1692ed4e5887bdee891ce08d21c5c0b25ab3acbe6da9fe255dcd7f8a517c2751e73dc56add216740c945e4a7

  • \Users\Admin\AppData\Local\Temp\nsy3130.tmp\installoptions.dll

    Filesize

    12KB

    MD5

    cce5450725a9429a1d3c7aa851d40e8d

    SHA1

    05722500e42757ac03f2558452a064b906e31937

    SHA256

    d850c786a68df9520a3ecf2a96f4f091c9bae71d3adbf7731e8c172533cb266d

    SHA512

    3ddb56429e097ecf942e8a5147ba4c4191c52b736df267934f0dca75ffa74faffee8911dda47c5d2542f91138abbcaf61be3e3d68b368631d6bc21e254b5c637