Overview

overview

10

Static

static

615e495a8d...ea.exe

windows7_x64

10

615e495a8d...ea.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    615e495a8d65383745b59f8571caf94fd6db68a9912d3d93662cab7b6d0cbaea

  • Size

    229KB

  • Sample

    220628-twmx2sagcp

  • MD5

    71a6c0050e81a206bf884490902924c6

  • SHA1

    40f4a8e11d5605cba585aa7f8fae27d350a641ae

  • SHA256

    615e495a8d65383745b59f8571caf94fd6db68a9912d3d93662cab7b6d0cbaea

  • SHA512

    5a5c70dac73ce0dbe841f875d56ba13b2cdb9c34569dcaa6216c3a82b2633239e8b82c79985ecee43720425813eec9574c3005f840fce9c5b583cc7847107048

Score
10/10
lockypersistenceransomwaresuricata

Malware Config

Targets

    • Target

      615e495a8d65383745b59f8571caf94fd6db68a9912d3d93662cab7b6d0cbaea

    • Size

      229KB

    • MD5

      71a6c0050e81a206bf884490902924c6

    • SHA1

      40f4a8e11d5605cba585aa7f8fae27d350a641ae

    • SHA256

      615e495a8d65383745b59f8571caf94fd6db68a9912d3d93662cab7b6d0cbaea

    • SHA512

      5a5c70dac73ce0dbe841f875d56ba13b2cdb9c34569dcaa6216c3a82b2633239e8b82c79985ecee43720425813eec9574c3005f840fce9c5b583cc7847107048

    Score
    10/10
    lockyransomwaresuricatapersistence

    • Locky

      Ransomware strain released in 2016, with advanced features like anti-analysis.

      ransomwarelocky

    • suricata: ET MALWARE Locky CnC Checkin HTTP Pattern

      suricata: ET MALWARE Locky CnC Checkin HTTP Pattern

      suricata

    • suricata: ET MALWARE Locky CnC checkin Nov 21

      suricata: ET MALWARE Locky CnC checkin Nov 21

      suricata

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • Deletes itself

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Sets desktop wallpaper using registry

      ransomware

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks