Overview

overview

10

Static

static

10

2024-03-01...ry.exe

windows7-x64

10

2024-03-01...ry.exe

windows10-2004-x64

10

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General

  • Target

    2024-03-01_9653e79d0847b2d7e2961898f72eb803_wannacry

  • Size

    202KB

  • Sample

    240301-fvlfyadd8x

  • MD5

    9653e79d0847b2d7e2961898f72eb803

  • SHA1

    23252371819e6ff69e3b01151f8d79b8480514d6

  • SHA256

    4594b05580b7672b11e8b3bcd8e6d5f4925802a2c23d42fb7c98871d9d7a27b2

  • SHA512

    ef0ec22068560ca472faf98b45351fb1b00f4e645468f172d8122a013f13541ab76d3727081381018c27b05c3113ed2ebc1a161973cff9ecbc79f0e2ffadef73

  • SSDEEP

    3072:PoOpgqdr9TjAoclgHqO6pshDPbSk7nQzwLb:br9TYO6sFeKnQk

Score
10/10
chaosransomwarespywarestealer

Malware Config

Targets

    • Target

      2024-03-01_9653e79d0847b2d7e2961898f72eb803_wannacry

    • Size

      202KB

    • MD5

      9653e79d0847b2d7e2961898f72eb803

    • SHA1

      23252371819e6ff69e3b01151f8d79b8480514d6

    • SHA256

      4594b05580b7672b11e8b3bcd8e6d5f4925802a2c23d42fb7c98871d9d7a27b2

    • SHA512

      ef0ec22068560ca472faf98b45351fb1b00f4e645468f172d8122a013f13541ab76d3727081381018c27b05c3113ed2ebc1a161973cff9ecbc79f0e2ffadef73

    • SSDEEP

      3072:PoOpgqdr9TjAoclgHqO6pshDPbSk7nQzwLb:br9TYO6sFeKnQk

    Score
    10/10
    chaosransomwarespywarestealer

    • Chaos

      Ransomware family first seen in June 2021.

      ransomwarechaos

    • Chaos Ransomware

    • Detects command variations typically used by ransomware

    • Renames multiple (262) files with added filename extension

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

      ransomware

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Drops desktop.ini file(s)

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks