Overview

overview

10

Static

static

10

2024-06-24...ry.exe

windows7-x64

10

2024-06-24...ry.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2024-06-24_558083340ab1deb29d6ec5ac959c7c1e_destroyer_wannacry

  • Size

    26KB

  • Sample

    240624-w5df3szcml

  • MD5

    558083340ab1deb29d6ec5ac959c7c1e

  • SHA1

    d4102d270a9e09741896bb2f473257d3911ec168

  • SHA256

    3c4c1c5b2e0fd02097afcc2e847c6f4808fb1d4ccae4dbfd58749992dea3eadf

  • SHA512

    e23dd209d654facd57566adade5c04f7a32200619b8da157acbabe31d16cbe0c38c76b84e3ae04f689dfbc29973ac00e0c0916cc2a355d6f32b716fc9076ac15

  • SSDEEP

    384:RtWZPzzxAm1vM56qlx7fbChvLKeGS2NinUlPOy5o91clSw282vp:Y7zxAmwHrTmeeGSSiyho9oSB82R

Score
10/10
chaosdefense_evasionevasionexecutionimpactpersistenceransomwarespywarestealer

Malware Config

Targets

    • Target

      2024-06-24_558083340ab1deb29d6ec5ac959c7c1e_destroyer_wannacry

    • Size

      26KB

    • MD5

      558083340ab1deb29d6ec5ac959c7c1e

    • SHA1

      d4102d270a9e09741896bb2f473257d3911ec168

    • SHA256

      3c4c1c5b2e0fd02097afcc2e847c6f4808fb1d4ccae4dbfd58749992dea3eadf

    • SHA512

      e23dd209d654facd57566adade5c04f7a32200619b8da157acbabe31d16cbe0c38c76b84e3ae04f689dfbc29973ac00e0c0916cc2a355d6f32b716fc9076ac15

    • SSDEEP

      384:RtWZPzzxAm1vM56qlx7fbChvLKeGS2NinUlPOy5o91clSw282vp:Y7zxAmwHrTmeeGSSiyho9oSB82R

    Score
    10/10
    chaosdefense_evasionevasionexecutionimpactpersistenceransomwarespywarestealer

    • Chaos

      Ransomware family first seen in June 2021.

      ransomwarechaos

    • Chaos Ransomware

    • 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

    • Disables Task Manager via registry modification

      evasion

    • 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

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks