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Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/09/2024, 09:24

General

  • Target

    538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe

  • Size

    48KB

  • MD5

    61d8c2ff44ec9b9bbb2f3ab337e65070

  • SHA1

    36c9df61711dbd3d651bd12c637fcce56d90c369

  • SHA256

    538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23

  • SHA512

    cb0b904b270c30bd32bf4820ad6ac7cbb272192462e8e0c8dcddc5bfdb8f818286088da9c848b2a9237d17ab018989db76a12ab4c01ec748bbce1f0c5bb8a7d1

  • SSDEEP

    768:W7BlpppARFbhjbhg42LcfpR42Lcfpb2N231F1ngig2/Gum/Gu/:W7ZppApBULcfpHLcfpSo3f2xf

Score
9/10

Malware Config

Signatures

  • Renames multiple (5087) 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
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
    "C:\Users\Admin\AppData\Local\Temp\538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:4128

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-523280732-2327480845-3730041215-1000\desktop.ini.tmp

    Filesize

    48KB

    MD5

    c544c112cc944e8e8916c0754e99eb64

    SHA1

    4355641b641aecb9a7c727bdb48c186036217290

    SHA256

    bf689582faa375389311c7a709d06e5d7421e78b21f5e3f9697af8dc924f89bb

    SHA512

    62c5aea188fed20dce41a3d7c985ed18a8096ef5bbd27ae5d10a436cdd0fa61d0f8df317a0cd9f137a54a7c604246c01ad5d0252a1661fe577bee22a6c719b96

  • C:\Program Files\7-Zip\7-zip.dll.tmp

    Filesize

    147KB

    MD5

    1c17a959c1464ed18f6685a409d9512d

    SHA1

    68ef6728c815258139d620f5b9d9ea146307f895

    SHA256

    b0e03b3a9f425a4f7c35702f070e6536b039f1732f61482d0c59b543da5e0d2f

    SHA512

    b9496c19d1da46593921dcf7ee2e3f68399a28ec7dc90f8751f756ca84e55bc2ec33152d6c021e548deb7d0f3076e08ea11a6d49bced5fd28ff1e0dc6ea5cd39