Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    14/11/2024, 04:30

General

  • Target
    f9c1ae884f64f613333e70cf1aca7bf0c4e0401bc97ed5ec6ef0f715d69c30e3.exe
  • Size 78KB
  • Sample241114-e4ybestnfz
  • SHA256 f9c1ae884f64f613333e70cf1aca7bf0c4e0401bc97ed5ec6ef0f715d69c30e3
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10

Malware Config

Signatures

  • Renames multiple (2887) 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\f9c1ae884f64f613333e70cf1aca7bf0c4e0401bc97ed5ec6ef0f715d69c30e3.exe
    "C:\Users\Admin\AppData\Local\Temp\f9c1ae884f64f613333e70cf1aca7bf0c4e0401bc97ed5ec6ef0f715d69c30e3.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2892

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        desktop.ini.tmp

        • Path C:\$Recycle.Bin\S-1-5-21-3063565911-2056067323-3330884624-1000\desktop.ini.tmp
        • Size 78KB
        • SHA256 4e8e036690ccb28c731127dd48b81e19f0678beefc3f58111a894d673a96046e
        • MD5 SHA1 SHA512 SSDEEP

        Office64WW.xml.tmp

        • Path C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp
        • Size 87KB
        • SHA256 1ecd5fd600fa0130e6da800dc9a9618815f30b5b9dd168061937ea35d394d3cb
        • MD5 SHA1 SHA512 SSDEEP