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General

  • Target

    Access Invoice and project copy.exe

  • Size

    534KB

  • Sample

    200709-jkfqx9dhj2

  • MD5

    cb54bbaea939b4de45a411a856bd41a4

  • SHA1

    8d258de61f13b74d4fd426337c3de4f0794ca372

  • SHA256

    997de5ed7182657e00985a8b1e5f91656a8d7ad171c504780c5edbdda5fd5835

  • SHA512

    8fef11aea6d6cdff318e719dd3a5e2ebd48f3ca9db21c5bd5690e9f49bbda2d27f889a1955e53b5b276cc57178367acbef48715cb771748f23645e7bf6dac0e8

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.startdrive.com.au
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    smithsteve222

Targets

    • Target

      Access Invoice and project copy.exe

    • Size

      534KB

    • MD5

      cb54bbaea939b4de45a411a856bd41a4

    • SHA1

      8d258de61f13b74d4fd426337c3de4f0794ca372

    • SHA256

      997de5ed7182657e00985a8b1e5f91656a8d7ad171c504780c5edbdda5fd5835

    • SHA512

      8fef11aea6d6cdff318e719dd3a5e2ebd48f3ca9db21c5bd5690e9f49bbda2d27f889a1955e53b5b276cc57178367acbef48715cb771748f23645e7bf6dac0e8

    • AgentTesla

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

    • AgentTesla Payload

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • 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.

    • Adds Run key to start application

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks