Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    10/09/2023, 14:53

General

  • Target

    2023-08-24_723d66a4b445d3878ea62a72e49d03ee_destroyer_wannacry_JC.exe

  • Size

    22KB

  • MD5

    723d66a4b445d3878ea62a72e49d03ee

  • SHA1

    ac7d982c33bc969299ca6fc06a1654b976d989dc

  • SHA256

    b0ce82250d7bd240d4085a673d39ea6d8742ea1c283dc1028e26f2f89a2fa709

  • SHA512

    2d1331e14fcbea5722c8132eb6377925a56e629d61dbe99d48876793d029ee07eae7f9119d496c6ee6023483d9d43ee1e057a303dfeadc2510294b16e398d081

  • SSDEEP

    384:R3MLWHn3kIGPcSxlR2CpkXFdtKXRIJtwr91Czxb5heG:xn3kIF6jpk1fKXRACr9ixb7eG

Score
10/10

Malware Config

Signatures

  • Chaos

    Ransomware family first seen in June 2021.

  • Chaos Ransomware 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2023-08-24_723d66a4b445d3878ea62a72e49d03ee_destroyer_wannacry_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\2023-08-24_723d66a4b445d3878ea62a72e49d03ee_destroyer_wannacry_JC.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2124 -s 476
      2⤵
      • Program crash
      PID:2308

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2124-0-0x0000000001220000-0x000000000122C000-memory.dmp

          Filesize

          48KB

        • memory/2124-1-0x000007FEF5530000-0x000007FEF5F1C000-memory.dmp

          Filesize

          9.9MB

        • memory/2124-2-0x000007FEF5530000-0x000007FEF5F1C000-memory.dmp

          Filesize

          9.9MB