Resubmissions

25/07/2024, 14:12

240725-rh7dessgkl10

07/07/2024, 09:11

240707-k5yaps1bpa10

Analysis

  • max time kernel
    87s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/07/2024, 14:12

General

  • Target
    f741b66592c42e73af7adc46815cf6183765a2fb6a5f9f96cc75eaaf7dc15402.exe
  • Size 326KB
  • Sample240725-rh7dessgkl
  • SHA256 f741b66592c42e73af7adc46815cf6183765a2fb6a5f9f96cc75eaaf7dc15402
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • PLAY Ransomware, PlayCrypt

    Ransomware family first seen in mid 2022.

  • Renames multiple (6112) files with added filename extension

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

  • Drops desktop.ini file(s) 3 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • 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\f741b66592c42e73af7adc46815cf6183765a2fb6a5f9f96cc75eaaf7dc15402.exe
    "C:\Users\Admin\AppData\Local\Temp\f741b66592c42e73af7adc46815cf6183765a2fb6a5f9f96cc75eaaf7dc15402.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:3940

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        desktop.ini

        • Path C:\$Recycle.Bin\S-1-5-21-2636447293-1148739154-93880854-1000\desktop.ini
        • Size 1KB
        • SHA256 33237073d15be41104efa2550694144b66703c3119e5e6435c069b9b29c4169f
        • MD5 SHA1 SHA512

        desktop.ini

        • Path C:\$Recycle.Bin\S-1-5-21-2636447293-1148739154-93880854-1000\desktop.ini
        • Size 1KB
        • SHA256 08bd410e96f09943c2a469cd5c27d444183539f6447fdae8f1327d5221817850
        • MD5 SHA1 SHA512

        memory/3940-0-0x0000000002310000-0x000000000233C000-memory.dmp