General

  • Target

    df69d2caa796df4543e0493a50f07b69_JaffaCakes118

  • Size

    502KB

  • Sample

    240914-d4vd4avhna

  • MD5

    df69d2caa796df4543e0493a50f07b69

  • SHA1

    74e10cb660147514a42f5234abdfa09311c06398

  • SHA256

    d52bed3aedf780b69f3f16e2d2cc740497664d479bb4aaa69206200106628f49

  • SHA512

    4d392126f8e77ed400cf06b1db3fb6a461d928d9eaeb16f819f6780ec65c61cd72fa63867ee052a3e925ca4c636fa31f2e69f1ef5b8b1b7809fb3fa6d13bc896

  • SSDEEP

    12288:0Tj5sOygBWeHFWjNZ8BiyL/osJ4u0hhSrOaCDOSpx6emZYQh:gj5rBWeJjsJuMza9emZYQh

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

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks