Overview

overview

10

Static

static

3

Letter of ...at.exe

windows10-2004-x64

10

Letter of ...at.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    Letter of Intent(LOI) Document.bat.exe
  • Size 1.1MB
  • Sample260622-mhydasbv6t
  • SHA256 9d16b4e2e2852fde0a55f2075f9d0a40618eaff06634d947668d5b6f586d5293
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
formbookadwarecollectiondiscoveryexecutionpersistenceratspywarestealertrojan

Malware Config

Targets

    • Target
      Letter of Intent(LOI) Document.bat.exe
    • Size 1.1MB
    • SHA256 9d16b4e2e2852fde0a55f2075f9d0a40618eaff06634d947668d5b6f586d5293
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    adwarecollectiondiscoveryexecutionformbookpersistenceratspywarestealertrojan

    • Family: Formbook

      Formbook is a data stealing malware which is capable of stealing data.

      trojanspywarestealerformbook

    • Formbook payload

      rat

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Checks computer location settings

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

    • Executes dropped EXE

    • Accesses Microsoft Outlook profiles

      collection

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks