General

  • Target

    a2bcc29c54530656b8ded78641ed7880_JaffaCakes118

  • Size

    649KB

  • Sample

    240403-wjt7psgf92

  • MD5

    a2bcc29c54530656b8ded78641ed7880

  • SHA1

    f9f19f6cd1ab5d1a793979de2b195cd9f4c1ad38

  • SHA256

    9688d2c06e035135c93acce300cd62d4dff1e7dca350dd7f95455a2f9baafce2

  • SHA512

    94ea46a181db84e23a94e7fd52f0d69ee96b47292be6b3fc23d3f51099e081af4170fdc45d75f38c21b16641cd9372ebdf85471ea0e4a923de8333a465a98bfb

  • SSDEEP

    12288:KIAc8oTBKhvdqsmFGOXpLIhSYcQkRp82qP4kSrUXOH2mxK0:QVU3XpLESYxWkP4HrUXOrK

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      a2bcc29c54530656b8ded78641ed7880_JaffaCakes118

    • Size

      649KB

    • MD5

      a2bcc29c54530656b8ded78641ed7880

    • SHA1

      f9f19f6cd1ab5d1a793979de2b195cd9f4c1ad38

    • SHA256

      9688d2c06e035135c93acce300cd62d4dff1e7dca350dd7f95455a2f9baafce2

    • SHA512

      94ea46a181db84e23a94e7fd52f0d69ee96b47292be6b3fc23d3f51099e081af4170fdc45d75f38c21b16641cd9372ebdf85471ea0e4a923de8333a465a98bfb

    • SSDEEP

      12288:KIAc8oTBKhvdqsmFGOXpLIhSYcQkRp82qP4kSrUXOH2mxK0:QVU3XpLESYxWkP4HrUXOrK

    • AgentTesla

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

    • AgentTesla payload

    • Checks computer location settings

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

    • 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