General

  • Target

    f3e3f82a67863e9d5463b0b81550afac432d080e0057cb900d3c2399f439a3d2

  • Size

    464KB

  • Sample

    220520-15vgtaeff2

  • MD5

    974711775eac91034c7de85ffa5d8f72

  • SHA1

    414b7f1a17489967b30024c4b9c4965e133cd254

  • SHA256

    f3e3f82a67863e9d5463b0b81550afac432d080e0057cb900d3c2399f439a3d2

  • SHA512

    cfd32f889d5b613e122fa50a1a23da41f5a44820ea773987ac756e336fd4e9bcff3b6801077bc63496d2d9329dd0c36835f57dc74ab9a7812b91f7a307869718

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ad%xWZ!7

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ad%xWZ!7

Targets

    • Target

      Stone Age - Synopsis.pdf.exe

    • Size

      498KB

    • MD5

      a7d1ea73c4c59e73c6faef8d0dd008a8

    • SHA1

      f67f440372d8c7fd7fbd7cc32e511be3fa549e3b

    • SHA256

      f3152e46c820e311db7698a4e07cdaad02e5c0b1b46545e4b40361504d9c7eaf

    • SHA512

      87f8e094a619ede54071c042edbb40ed2ed406e0a43181f4f796702e6f44b9959498537f5dc6afae2feda17017b8eac7519c81529a1c10f5eafd34402f72edba

    • 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 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 v6

Tasks