Overview

overview

10

Static

static

3

03cd9e8171...7e.exe

windows7-x64

10

03cd9e8171...7e.exe

windows10-2004-x64

10

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General

  • Target

    03cd9e81719c06c5c8a29cdcfac3ae7e

  • Size

    548KB

  • Sample

    231225-ecyg4scdaj

  • MD5

    03cd9e81719c06c5c8a29cdcfac3ae7e

  • SHA1

    95d18fc034c40fcea3cd6f4b72ed9e4d29e858bb

  • SHA256

    73fb68e2ea01ff336c410d3b98c7d3e4c8e48c1565bcc50be7f262b58726d9e7

  • SHA512

    da4bedf781a2adb08674cf88c79fe12e24689b0c532c30c70ae26c35727dafe082457e637ba1c8f9b34def7f998bf37d725ddef96bc0c584a9e7090bb5febc90

  • SSDEEP

    6144:kB/RFtlUYA5xHtSl8rVj+8GkYJTIRT68O:8lWjt+8WWTK

Score
10/10
bootkitevasionpersistence

Malware Config

Targets

    • Target

      03cd9e81719c06c5c8a29cdcfac3ae7e

    • Size

      548KB

    • MD5

      03cd9e81719c06c5c8a29cdcfac3ae7e

    • SHA1

      95d18fc034c40fcea3cd6f4b72ed9e4d29e858bb

    • SHA256

      73fb68e2ea01ff336c410d3b98c7d3e4c8e48c1565bcc50be7f262b58726d9e7

    • SHA512

      da4bedf781a2adb08674cf88c79fe12e24689b0c532c30c70ae26c35727dafe082457e637ba1c8f9b34def7f998bf37d725ddef96bc0c584a9e7090bb5febc90

    • SSDEEP

      6144:kB/RFtlUYA5xHtSl8rVj+8GkYJTIRT68O:8lWjt+8WWTK

    Score
    10/10
    bootkitevasionpersistence

    • Modifies WinLogon for persistence

      persistence

    • Modifies Windows Firewall

      evasion

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks