Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    07-05-2024 02:43

General

  • Target

    5346f0c3dfa8e4a8ef44fd7769b86820_NEAS.exe

  • Size

    132KB

  • MD5

    5346f0c3dfa8e4a8ef44fd7769b86820

  • SHA1

    011a51d1b0d63cfd6babd04a1f9fc35cd2d50aba

  • SHA256

    9aa6b2771fe8c1b3a99fd70b2c37837b1f539a5990d287b2d24fe757571c5fd5

  • SHA512

    d8a7d070dbaa050a538fcce8ad5128d1c5ccbea61074b5129c42e3aa03c6d1f08576dfee772a756a0a3f14773d56cf05f4d049130744dfc77cf8247cda6e5b81

  • SSDEEP

    1536:W7ZhA7pApMaxB4b0CYJ97lEVqNR7Yge+eJG/x/y0eNkiwQpGyDOP:6e7WpMaxeb0CYJ97lEYNR73e+eKZCpNG

Score
9/10

Malware Config

Signatures

  • Renames multiple (3432) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Drops file in Program Files directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5346f0c3dfa8e4a8ef44fd7769b86820_NEAS.exe
    "C:\Users\Admin\AppData\Local\Temp\5346f0c3dfa8e4a8ef44fd7769b86820_NEAS.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2416

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-2248906074-2862704502-246302768-1000\desktop.ini.tmp

    Filesize

    132KB

    MD5

    7ca6f5c37d4ba02fa07fb00ba8bb419d

    SHA1

    591fc5bd03dc1cc21137c552668f13bc7070fc30

    SHA256

    ff9178f5487f0d90f0ad1e44851d49e5e1ae3b08e469be566c11b2f87fa382db

    SHA512

    4a9f03b76751c05d22656a19ef57211be13e9e9e562b00255dc13eaaba01937a8a31725b58a2b32f2b7ec1760315daa098ba0485e43f045684dcd2ea749465cd

  • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp

    Filesize

    141KB

    MD5

    cd3a4c5da9dfb0ec621977c5174d264b

    SHA1

    817dd0e2ac228f4f3d3522d20ad59ddf6f9dbc62

    SHA256

    70e0d93274a34300c27dc190c4de27ad377e1b582981e63fab5910393ffaa9f9

    SHA512

    a704b1ef338e1a496e1d18ecd1bc2311ca3722b5db74645346816d89008f1da463a1ffc39bac9fd7311fcdc7a64cd2c61890b3630863a9f9eab96fa763c7ecbe