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Overview

overview

10

Static

static

3

66fb1bb18e...18.exe

windows7-x64

10

66fb1bb18e...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    66fb1bb18e75f0bb0bca89d55afb0ec9_JaffaCakes118

  • Size

    196KB

  • Sample

    240723-k9m1jaybma

  • MD5

    66fb1bb18e75f0bb0bca89d55afb0ec9

  • SHA1

    52b7f47a3ad12580434f956b21f98547a886284d

  • SHA256

    db2725ac686e28562c27ef88699ede3bb5dc3cdd58644cf2cb7bd02bb8d36680

  • SHA512

    b3541098cf04bdb3bdfec69981e79848afb4da6b1cebc19dfc75dfaa6ba5266c0a6cee180052380c37f6bc4d1c58e47a829f9df5f4c3cd974df3a83b569318de

  • SSDEEP

    3072:1uwTNLvIi99v3kaVfH3b52iOXbbx16B0YMr/F3VvZqsmGqOHXIFBjm1/cY7Kx:PRvpVz5OXp1Y0YMr/FFFm1sUYWx

Score
10/10
gh0stratbootkitevasionpersistencerat

Malware Config

Targets

    • Target

      66fb1bb18e75f0bb0bca89d55afb0ec9_JaffaCakes118

    • Size

      196KB

    • MD5

      66fb1bb18e75f0bb0bca89d55afb0ec9

    • SHA1

      52b7f47a3ad12580434f956b21f98547a886284d

    • SHA256

      db2725ac686e28562c27ef88699ede3bb5dc3cdd58644cf2cb7bd02bb8d36680

    • SHA512

      b3541098cf04bdb3bdfec69981e79848afb4da6b1cebc19dfc75dfaa6ba5266c0a6cee180052380c37f6bc4d1c58e47a829f9df5f4c3cd974df3a83b569318de

    • SSDEEP

      3072:1uwTNLvIi99v3kaVfH3b52iOXbbx16B0YMr/F3VvZqsmGqOHXIFBjm1/cY7Kx:PRvpVz5OXp1Y0YMr/FFFm1sUYWx

    Score
    10/10
    gh0stratbootkitevasionpersistencerat

    • Gh0st RAT payload

    • Gh0strat

      Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

      ratgh0strat

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops desktop.ini file(s)

    • Writes to the Master Boot Record (MBR)

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

      bootkitpersistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks