General

  • Target

    Remesas Aceptadas.exe

  • Size

    481KB

  • Sample

    211021-k568lsaaf8

  • MD5

    a3ebdeb1cdb1799ec204e9f87ac051bf

  • SHA1

    8f51c5f8b4e4196bff4ebd07fb0416463ef2fd0d

  • SHA256

    49b8d86772f28a310f9d6924d91b1d3bc7ec7d30026eab48a628e057f751037c

  • SHA512

    80599a945d8fbffdc7094907401ef7407281930a0bde32c1e72124bfd5be87fd4fed96cab1b962752f0eac5ab4cab651cb7c1d1d441ef095340408cc94f28dcf

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.tccinfaes.com
  • Port:
    587
  • Username:
    margaridasantos@tccinfaes.com
  • Password:
    TccBps1427log

Targets

    • Target

      Remesas Aceptadas.exe

    • Size

      481KB

    • MD5

      a3ebdeb1cdb1799ec204e9f87ac051bf

    • SHA1

      8f51c5f8b4e4196bff4ebd07fb0416463ef2fd0d

    • SHA256

      49b8d86772f28a310f9d6924d91b1d3bc7ec7d30026eab48a628e057f751037c

    • SHA512

      80599a945d8fbffdc7094907401ef7407281930a0bde32c1e72124bfd5be87fd4fed96cab1b962752f0eac5ab4cab651cb7c1d1d441ef095340408cc94f28dcf

    • AgentTesla

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

    • AgentTesla Payload

    • 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 Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks