Overview

overview

10

Static

static

10

2025-01-25...ry.exe

windows7-x64

10

2025-01-25...ry.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry

  • Size

    88KB

  • Sample

    250125-x8xjssyqfj

  • MD5

    1d10c3da50d5eacde1a5f1ae2169490b

  • SHA1

    c50639316a0d1ac9265a11ec78a28c0669dd6b68

  • SHA256

    1fa269db603859c64adb78d9267179841d98099f65e30ee21c0c0daa86c846f4

  • SHA512

    d23c4b9df9382761cf1dcda902e32e3e3de87976fb522fac966d0deee62efb70ee3cda40c4c05ff47a688b3942951883e81fa361370227c34981d5c267ec0f27

  • SSDEEP

    1536:po2Pb41nEr9h5r/nyFskNRgj4YfG1rd+/eYaiy6eKAmFy:poQb41nEr9Lr/nyFskNRgj4YfwrdeeYQ

Score
10/10
chaosdefense_evasionevasionexecutionimpactransomwarespywarestealer

Malware Config

Targets

    • Target

      2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry

    • Size

      88KB

    • MD5

      1d10c3da50d5eacde1a5f1ae2169490b

    • SHA1

      c50639316a0d1ac9265a11ec78a28c0669dd6b68

    • SHA256

      1fa269db603859c64adb78d9267179841d98099f65e30ee21c0c0daa86c846f4

    • SHA512

      d23c4b9df9382761cf1dcda902e32e3e3de87976fb522fac966d0deee62efb70ee3cda40c4c05ff47a688b3942951883e81fa361370227c34981d5c267ec0f27

    • SSDEEP

      1536:po2Pb41nEr9h5r/nyFskNRgj4YfG1rd+/eYaiy6eKAmFy:poQb41nEr9Lr/nyFskNRgj4YfwrdeeYQ

    Score
    10/10
    chaosdefense_evasionevasionexecutionimpactransomwarespywarestealer

    • Chaos

      Ransomware family first seen in June 2021.

      ransomwarechaos

    • Chaos Ransomware

    • Chaos family

      chaos

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

      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)

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks