General

  • Target

    afeac935741f76e212999a88386d1394_JaffaCakes118

  • Size

    489KB

  • Sample

    240615-xscvfs1hqd

  • MD5

    afeac935741f76e212999a88386d1394

  • SHA1

    79a21c65d9ddc41694387d97fda19ded601145e5

  • SHA256

    ea84f4dc91ed8d180a74627b7ceca6e1b2e344ed653c0f05037682547b29cfdd

  • SHA512

    cec68fe7173d0c20f0ee6733b6eceed1357fb4855822e77d6b09255355805619de6027dde4cfc42ed6980c68ea87a24823e0219b6989c30228deb6e1ed29a306

  • SSDEEP

    12288:thl2tDU50N1yYSQ/r8J6MvJttcjFGlOt5Ohn1XI95Vax:fl2FN1u9nqFr+A95Vax

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.deltataxation.com.au
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    flX?jHei(%+5

Targets

    • Target

      INV 493178246.exe

    • Size

      820KB

    • MD5

      94ec06012c2eabfff68c349a5330136a

    • SHA1

      833d6264d984eb8816a95d91e4c491c8fb8554f4

    • SHA256

      d2e12e778519b6ea35daaef5eadae95b9f9e7f60676c8ddae1b321e384984c63

    • SHA512

      0ceaff384363e25e860fc977252b5827b847f61b8532f6a7b725ae829069f078559ebee406ed3bfc164b5f9569e6188078c458172111fc655433b869bc9e74f5

    • SSDEEP

      12288:bb6mCM9sXHh9BoRPqsxOVKuS5r70xwgeqh043L97/hOcUW9sqVZEG:qeSHhYRRxOVGcxJBdb12hi

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • AgentTesla payload

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks