Resubmissions

14/03/2022, 14:01

220314-rbnmqsabem10

14/03/2022, 10:26

220314-mgk2ksecd310

General

  • Target
    DHL shipment-xlsx.exe
  • Size 338KB
  • Sample220314-rbnmqsabem
  • SHA256 b9531a6cb2babbc047c7bb0debb17d335b684e484e091ebcf85cb64490ed6537
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • by73

Decoy
  • advertencys.info

  • printableminis.com

  • mjahpr.icu

  • workremotehome.com

  • es-dailynews.info

  • zaryard.com

  • your-bakemark.com

  • metalypsis.com

  • primehomerealtyut.com

  • turbantechie.com

  • dd-mhgj.com

  • earnwithcryptocurrency.com

  • xn--8dbh2c.com

  • trainopia.com

  • plysec.xyz

  • avis-tente.com

  • pitabel.com

  • gabriannanails.com

  • thebipolarpenguin.com

  • alumistarcomponentes.com

Targets

    • Target
      DHL shipment-xlsx.exe
    • Size 338KB
    • SHA256 b9531a6cb2babbc047c7bb0debb17d335b684e484e091ebcf85cb64490ed6537
    • MD5 SHA1 SHA512
    • Formbook

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

    • suricata: ET MALWARE FormBook CnC Checkin (GET)

      suricata: ET MALWARE FormBook CnC Checkin (GET)

    • suricata: ET MALWARE FormBook CnC Checkin (POST) M2

      suricata: ET MALWARE FormBook CnC Checkin (POST) M2

    • Formbook Payload

    • Adds policy Run key to start application

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks