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Analysis

  • max time kernel
    30s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    13/04/2023, 02:59

General

  • Target

    2023-04-12_751df604e41a7e473fd3817b4c16d5f6_wannacry.exe

  • Size

    244KB

  • MD5

    751df604e41a7e473fd3817b4c16d5f6

  • SHA1

    30d6eacf97d1a5e6ec191f75a8eb16d9da54f218

  • SHA256

    be7c6e308b1d8a20cc46232fc95f6c094717f05cadb0c7a03108d969b561f68e

  • SHA512

    6c546d46e6b7c0adffee2bdcf2b85b786b57fbf73c4213e39bf54e4ceaceaa5f143e0e9d57d0398464074e46c0242bd649fa80615d1dc3db32f08b061a7629d7

  • SSDEEP

    6144:8+jn7PfWDycKPudCuS74kvw6Mr9zmduLb+70pKXQl29ur4cm:8+gycSzre2q+70pKXQl29ur4c

Score
10/10

Malware Config

Signatures

  • Chaos

    Ransomware family first seen in June 2021.

  • Chaos Ransomware 2 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2023-04-12_751df604e41a7e473fd3817b4c16d5f6_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2023-04-12_751df604e41a7e473fd3817b4c16d5f6_wannacry.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2040
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2040 -s 624
      2⤵
      • Program crash
      PID:2020

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2040-54-0x0000000001330000-0x0000000001374000-memory.dmp

    Filesize

    272KB

  • memory/2040-55-0x000000001B2F0000-0x000000001B370000-memory.dmp

    Filesize

    512KB

  • memory/2040-56-0x000000001B2F0000-0x000000001B370000-memory.dmp

    Filesize

    512KB