General

  • Target

    d90243827ee248cafbd1fc8b858e239f620106882989ca7a3c5452dc7bb595f2.exe

  • Size

    740KB

  • Sample

    240326-dgjn3scc82

  • MD5

    ab176d9ff89425626d8177b7372c9e12

  • SHA1

    c6a1d7b44ca6d4cf5691fde872ffe05113707da3

  • SHA256

    d90243827ee248cafbd1fc8b858e239f620106882989ca7a3c5452dc7bb595f2

  • SHA512

    c487f55a59a667ca91ca2a2508b4a488110157e65064cbe4ed3c1e8c0ddc74b79672de74ae85f5ef532d1ca402416d62107c6d1130e6d2dfb0497da0a012ef6e

  • SSDEEP

    12288:6pahc53EubfeqaD7lt8SeUGE7beceokZb3vPkQigpI7jJbq7:6Z3EEyIUGkCgqr7

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.gmail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    tssveohxktcpzhdm

Targets

    • Target

      d90243827ee248cafbd1fc8b858e239f620106882989ca7a3c5452dc7bb595f2.exe

    • Size

      740KB

    • MD5

      ab176d9ff89425626d8177b7372c9e12

    • SHA1

      c6a1d7b44ca6d4cf5691fde872ffe05113707da3

    • SHA256

      d90243827ee248cafbd1fc8b858e239f620106882989ca7a3c5452dc7bb595f2

    • SHA512

      c487f55a59a667ca91ca2a2508b4a488110157e65064cbe4ed3c1e8c0ddc74b79672de74ae85f5ef532d1ca402416d62107c6d1130e6d2dfb0497da0a012ef6e

    • SSDEEP

      12288:6pahc53EubfeqaD7lt8SeUGE7beceokZb3vPkQigpI7jJbq7:6Z3EEyIUGkCgqr7

    • AgentTesla

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

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks