Overview

overview

10

Static

static

10

2024-06-18...ry.exe

windows7-x64

10

2024-06-18...ry.exe

windows10-2004-x64

10

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General

  • Target

    2024-06-18_f1e5373a3dba05ae9b20da3131c2eed2_destroyer_wannacry

  • Size

    23KB

  • Sample

    240618-v4n1raxdrl

  • MD5

    f1e5373a3dba05ae9b20da3131c2eed2

  • SHA1

    18948db41873255e7178b35bd2d5b7aefd6b4c2b

  • SHA256

    08e3bb991b3a3cdedf51f58ff854be44d71e4a5c0b73675b05a01334dc8b0011

  • SHA512

    34d59d0bd03e62481935b5957a1f8d4da1c1b91e275fcc8f7d1449a32d92c636199204c7f56264b9288b588accbd4f37234686c4211944da482f8ef6f8cd862c

  • SSDEEP

    384:D3Mg/bqo2XReIC0vkr8RpId6XBYJTr91CYybR1ARiev:1qo2BentwRpRxwTr9HybRLev

Score
10/10
chaosdefense_evasionevasionexecutionimpactransomwarespywarestealer

Malware Config

Targets

    • Target

      2024-06-18_f1e5373a3dba05ae9b20da3131c2eed2_destroyer_wannacry

    • Size

      23KB

    • MD5

      f1e5373a3dba05ae9b20da3131c2eed2

    • SHA1

      18948db41873255e7178b35bd2d5b7aefd6b4c2b

    • SHA256

      08e3bb991b3a3cdedf51f58ff854be44d71e4a5c0b73675b05a01334dc8b0011

    • SHA512

      34d59d0bd03e62481935b5957a1f8d4da1c1b91e275fcc8f7d1449a32d92c636199204c7f56264b9288b588accbd4f37234686c4211944da482f8ef6f8cd862c

    • SSDEEP

      384:D3Mg/bqo2XReIC0vkr8RpId6XBYJTr91CYybR1ARiev:1qo2BentwRpRxwTr9HybRLev

    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

    • Detects command variations typically used by ransomware

    • 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