General

  • Target

    4AyNBr3uasL1KdM.exe

  • Size

    395KB

  • Sample

    211018-qmtsfsefap

  • MD5

    8009c4fb49af5159865a87a097f916dc

  • SHA1

    6009bca1181a026363ee23822fb2933b0fd8380f

  • SHA256

    82f9c09823864e90054131095deec5a93914bdb3ea5c11a4bc1ee05d7e0fed72

  • SHA512

    cbaef711d92a90184347ec403f687d48eb25a211183d113961c299c8db2a01b4e5a65dda02ba7f75b32005c046f2eea5407e9cddea77b892fd81065f32de8a4f

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.lahaciendamontericogrande.com.pe
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    e$$

Targets

    • Target

      4AyNBr3uasL1KdM.exe

    • Size

      395KB

    • MD5

      8009c4fb49af5159865a87a097f916dc

    • SHA1

      6009bca1181a026363ee23822fb2933b0fd8380f

    • SHA256

      82f9c09823864e90054131095deec5a93914bdb3ea5c11a4bc1ee05d7e0fed72

    • SHA512

      cbaef711d92a90184347ec403f687d48eb25a211183d113961c299c8db2a01b4e5a65dda02ba7f75b32005c046f2eea5407e9cddea77b892fd81065f32de8a4f

    • AgentTesla

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

    • AgentTesla Payload

    • Drops file in Drivers directory

    • 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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks