General

  • Target

    37c89e5d5fcb103c1c8679bc3207fb37_JaffaCakes118

  • Size

    604KB

  • Sample

    240330-j5zyvscc55

  • MD5

    37c89e5d5fcb103c1c8679bc3207fb37

  • SHA1

    2075a5aab3e1653a9b93ff7f59974b9260a4f12c

  • SHA256

    17b94c53b369665b9816ac41c7b92ecd8d25cea5525960f9d9fdec61302d70b9

  • SHA512

    b988a0b6012390d7df7de10ffd057811ff6ce9d0a04176f2085532b9ecfe37cd62a87f91d780b8caeae83548573061e87c69118277cdd40fb659457adc7b5829

  • SSDEEP

    12288:lEhv/UO+bmk2aYXqBx7bEF5g5OnfQH59c2/eg0:KnUO+B1jx7bCNnfQrcw

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.prinutrition.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    forrest

Targets

    • Target

      37c89e5d5fcb103c1c8679bc3207fb37_JaffaCakes118

    • Size

      604KB

    • MD5

      37c89e5d5fcb103c1c8679bc3207fb37

    • SHA1

      2075a5aab3e1653a9b93ff7f59974b9260a4f12c

    • SHA256

      17b94c53b369665b9816ac41c7b92ecd8d25cea5525960f9d9fdec61302d70b9

    • SHA512

      b988a0b6012390d7df7de10ffd057811ff6ce9d0a04176f2085532b9ecfe37cd62a87f91d780b8caeae83548573061e87c69118277cdd40fb659457adc7b5829

    • SSDEEP

      12288:lEhv/UO+bmk2aYXqBx7bEF5g5OnfQH59c2/eg0:KnUO+B1jx7bCNnfQrcw

    • AgentTesla

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

    • AgentTesla payload

    • Drops file in Drivers directory

    • 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.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks