Overview

overview

10

Static

static

10

05efe778c9...9c.exe

windows7-x64

10

05efe778c9...9c.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    05efe778c9253dc647b2667b4c821426a427607d3676e1d03a7e02c5b1e7279c
  • Size 27KB
  • Sample230815-qwaqyaba29
  • SHA256 05efe778c9253dc647b2667b4c821426a427607d3676e1d03a7e02c5b1e7279c
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
chaosevasionpersistenceransomwarespywarestealer

Malware Config

Targets

    • Target
      05efe778c9253dc647b2667b4c821426a427607d3676e1d03a7e02c5b1e7279c
    • Size 27KB
    • SHA256 05efe778c9253dc647b2667b4c821426a427607d3676e1d03a7e02c5b1e7279c
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    chaosevasionpersistenceransomwarespywarestealer

    • Chaos

      Ransomware family first seen in June 2021.

      ransomwarechaos

    • Chaos Ransomware

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • 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

    • 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