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Analysis

  • max time kernel
    107s
  • max time network
    142s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241023-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    01/12/2024, 15:42

General

  • Target

    Chaos Ransomware Builder v4.exe

  • Size

    550KB

  • MD5

    8b855e56e41a6e10d28522a20c1e0341

  • SHA1

    17ea75272cfe3749c6727388fd444d2c970f9d01

  • SHA256

    f2665f89ba53abd3deb81988c0d5194992214053e77fc89b98b64a31a7504d77

  • SHA512

    eefab442b9c1be379e00c6a7de9d6d7d327ad8fd52d62a5744e104f6caa44f7147a8e74f340870f9c017980a3d8a5a86a05f76434539c01270c442a66b2af908

  • SSDEEP

    3072:9UJAYdi2YcRVm16Pn6tpzqJG/sX9i2YcRPm16Pn6ckCjSH5EyR9aKZt18rTu+i2S:9aiWm162qJEsNiym16ryAiym168

Score
10/10

Malware Config

Signatures

  • Chaos

    Ransomware family first seen in June 2021.

  • Chaos Ransomware 1 IoCs
  • Chaos family
  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Chaos Ransomware Builder v4.exe
    "C:\Users\Admin\AppData\Local\Temp\Chaos Ransomware Builder v4.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4300

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/4300-0-0x00007FFC6C1E3000-0x00007FFC6C1E5000-memory.dmp

    Filesize

    8KB

  • memory/4300-1-0x0000000000BB0000-0x0000000000C3E000-memory.dmp

    Filesize

    568KB

  • memory/4300-2-0x00007FFC6C1E0000-0x00007FFC6CCA2000-memory.dmp

    Filesize

    10.8MB

  • memory/4300-3-0x00007FFC6C1E0000-0x00007FFC6CCA2000-memory.dmp

    Filesize

    10.8MB

  • memory/4300-4-0x00007FFC6C1E0000-0x00007FFC6CCA2000-memory.dmp

    Filesize

    10.8MB

  • memory/4300-5-0x00007FFC6C1E3000-0x00007FFC6C1E5000-memory.dmp

    Filesize

    8KB

  • memory/4300-6-0x00007FFC6C1E0000-0x00007FFC6CCA2000-memory.dmp

    Filesize

    10.8MB