General

  • Target
    mondyyyy.vbs
  • Size 420KB
  • Sample230109-vrzlqaad61
  • SHA256 b5c28d591dee22fc0e4c729d2d6fa990e1c0c09acf9dfcc2ad20db3e0fb2e6df
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • ps1.dropper

    http://172.174.176.153/dll/NoStartUp.ppam

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    ftp

  • Host

    ftp://ftp.ocp.mx/

  • Port

    21

  • Password

    lasco4000

Targets

    • Target
      mondyyyy.vbs
    • Size 420KB
    • SHA256 b5c28d591dee22fc0e4c729d2d6fa990e1c0c09acf9dfcc2ad20db3e0fb2e6df
    • MD5 SHA1 SHA512 SSDEEP
    • AgentTesla

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

    • AgentTesla payload

    • Blocklisted process makes network request

    • 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