Overview

overview

10

Static

static

10

2024-10-02...ry.exe

windows7-x64

10

2024-10-02...ry.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2024-10-02_52285212e0d83a23f0bc321e9553ddf2_wannacry

  • Size

    232KB

  • Sample

    241002-ljv4wsygpk

  • MD5

    52285212e0d83a23f0bc321e9553ddf2

  • SHA1

    d7b61c3c7e5b7f148029b1ce75e2eb4f01125e44

  • SHA256

    d047a3d556af2717969da799b991f255b7a282b4a0c7d4df30adf34a4cadc37a

  • SHA512

    d171a821e9fe042a36d07fee47ffb575d88c0a4d44baee39c59d6e18371275598b4b5fb2195899878e9dc8975355e687b47d82f2237c1d2b14b781ad67adf86b

  • SSDEEP

    3072:PoxUHr9UA6iSob4L1bbc+fG1Q0WE1T0QgsC759L0TQQun43Nf:fr9UA6iS7LRVGqIT0XR75903Nf

Score
10/10
chaosdefense_evasionevasionexecutionimpactransomwarespywarestealer

Malware Config

Targets

    • Target

      2024-10-02_52285212e0d83a23f0bc321e9553ddf2_wannacry

    • Size

      232KB

    • MD5

      52285212e0d83a23f0bc321e9553ddf2

    • SHA1

      d7b61c3c7e5b7f148029b1ce75e2eb4f01125e44

    • SHA256

      d047a3d556af2717969da799b991f255b7a282b4a0c7d4df30adf34a4cadc37a

    • SHA512

      d171a821e9fe042a36d07fee47ffb575d88c0a4d44baee39c59d6e18371275598b4b5fb2195899878e9dc8975355e687b47d82f2237c1d2b14b781ad67adf86b

    • SSDEEP

      3072:PoxUHr9UA6iSob4L1bbc+fG1Q0WE1T0QgsC759L0TQQun43Nf:fr9UA6iS7LRVGqIT0XR75903Nf

    Score
    10/10
    chaosdefense_evasionevasionexecutionimpactransomwarespywarestealer

    • 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

    • 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