General

  • Target
    Updated Invoice{swift..exe
  • Size 8KB
  • Sample210125-a7jfhcfwte
  • SHA256 45fde804068d4fdd834fbabc35029ee0d8e427b7e5e32b4fd62cd17fee36b8de
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

C2
  • https://api.telegram.org/bot1494338746:AAEtAlBQtiLQKz5ru-Jz1x8MkG_cpW_bGh4/sendDocument

Targets

    • Target
      Updated Invoice{swift..exe
    • Size 8KB
    • SHA256 45fde804068d4fdd834fbabc35029ee0d8e427b7e5e32b4fd62cd17fee36b8de
    • MD5 SHA1 SHA512
    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks