General

  • Target

    b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd

  • Size

    748KB

  • Sample

    220520-2b8m1sabgn

  • MD5

    f6506094f538588df177ee0a22247fb6

  • SHA1

    f7c6cd23f36bf0f2172e7a9cc4339c2823b044c7

  • SHA256

    b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd

  • SHA512

    23a6d6b2d2c2b78eea70438f9eb32b89f9f82def5467e1c923a75804c00b8f39edc7debbc8bc7f0fb9aba716a443cefe68e223d4793bc73969c6b9e455ba90dc

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.gascuenca.es
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    gasW204@Z7

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.gascuenca.es
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    gasW204@Z7

Targets

    • Target

      b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd

    • Size

      748KB

    • MD5

      f6506094f538588df177ee0a22247fb6

    • SHA1

      f7c6cd23f36bf0f2172e7a9cc4339c2823b044c7

    • SHA256

      b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd

    • SHA512

      23a6d6b2d2c2b78eea70438f9eb32b89f9f82def5467e1c923a75804c00b8f39edc7debbc8bc7f0fb9aba716a443cefe68e223d4793bc73969c6b9e455ba90dc

    • 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