Resubmissions

22/07/2025, 03:00

250722-dhbd4aej8v10

29/11/2022, 17:12

221129-vq84rscc2y10

24/10/2022, 15:21

221024-srbhsahdf210

Analysis

  • max time kernel
    151s
  • max time network
    51s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    24/10/2022, 15:21

General

  • Target
    xxx.exe
  • Size 673KB
  • Sample221024-srbhsahdf2
  • SHA256 952fec5f9e7137951700d7e4239728f903e360b3fdb0332deb9448bdc31c2f3f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • PLAY Ransomware, PlayCrypt

    Ransomware family first seen in mid 2022.

  • Modifies extensions of user files 12 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops desktop.ini file(s) 39 IoCs
  • Enumerates connected drives 3 TTPs 24 IoCs

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

  • Drops file in Program Files directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\xxx.exe
    "C:\Users\Admin\AppData\Local\Temp\xxx.exe"
    1⤵
    • Modifies extensions of user files
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Drops file in Program Files directory
    PID:852

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        desktop.ini

        • Path C:\$Recycle.Bin\S-1-5-21-4063495947-34355257-727531523-1000\desktop.ini
        • Size 1KB
        • SHA256 1e57c983e8905f2a5fbbee56a8b1817c1cb5a9c69c5a004b81ef70acabf987b9
        • MD5 SHA1 SHA512

        memory/852-54-0x0000000074DA1000-0x0000000074DA3000-memory.dmp

        memory/852-55-0x0000000000120000-0x000000000014C000-memory.dmp