General

  • Target
    1.exe.vir
  • Size 176KB
  • Sample220621-lcf2dsehf2
  • SHA256 61f7409c356d9376b580f156b4b775fb91aa34a4687642bc9c7f4673cffca0ca
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • xloader

Version
  • 2.8

Campaign
  • uniz

Decoy
  • ZBCuBDslv1vmdg==

  • Tf0bKIL7UwC+XwBS

  • YQAj8CUa+qQn4NVV

  • c2VpeA0CV0kHeeq31nYPNgE=

  • Yhin8SpRfm1NbLm9nOThBw==

  • eyIn8RqE6k/h/YkDntqoMKVA

  • W/mS4B+Zbo6mZ6024Q==

  • 96FIkNOqhgj5rKAYr7S/JxaIrKNEEg==

  • z4QXqB6NZViPQvPsHTgCGh6OaJ9DEAhD/Zw+pQ==

  • z3D/WJZrRZ9wJDa2GIMXEA==

  • sWh+QWdXHJePJ/l5/zU6iQNdX3UE

  • FL1V2Tmuv1vmdg==

  • IeL4/3li2MqV2ubg7g==

  • UPqU6i+W7FlT8Jizi83T

  • xFoDgOwNGwmcN0Q6GIMXEA==

  • M+T00gzvwwvEZnXypOfsKPBJzu70TAs=

  • JuD4/pF5R4qIiFWoGIMXEA==

  • fiy88SOceKo2PHU=

  • Tf+kJJDy0LB5sg7b73YPNgE=

  • 952zrSIBT08QrIzqdJpPQ0Jq8yO1s2OpNg==

Targets

    • Target
      1.exe.vir
    • Size 176KB
    • SHA256 61f7409c356d9376b580f156b4b775fb91aa34a4687642bc9c7f4673cffca0ca
    • MD5 SHA1 SHA512
    • Formbook

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

    • Xloader

      Xloader is a rebranded version of Formbook malware.

    • 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

    • Xloader Payload

    • Adds policy Run key to start application

    • Executes dropped EXE

    • Checks computer location settings

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

    • Deletes itself

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks