General

  • Target

    ae56de5b8d4d89c0644b5dca19f74228561188657b2c6b034837c6c51572ff8a.exe

  • Size

    712KB

  • Sample

    240612-cev4naycpl

  • MD5

    d1022b868084f1b66bfa7886d99beb6a

  • SHA1

    260ea9ea5fc5169f4e0c4801cf1bbb8f1b77c2d2

  • SHA256

    ae56de5b8d4d89c0644b5dca19f74228561188657b2c6b034837c6c51572ff8a

  • SHA512

    6b59f5edcf84ce66f40e26fc8bba0f913ca2a21b909fa55e6071bfe0342b42b5f75a1e89c87b8178979f8cb39be253272b3959154af8ba12a8ece63d5f782620

  • SSDEEP

    12288:LaCR5leZlN2EwXWoS+fTRzbiuaGvIAs7BMCqjXfaCmiikzaG8liSeXgj3HRYojzN:G+ergZWo31G/JdEjXfa/P6unLHh/F

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.destinationtoplan.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Alora..333

Targets

    • Target

      ae56de5b8d4d89c0644b5dca19f74228561188657b2c6b034837c6c51572ff8a.exe

    • Size

      712KB

    • MD5

      d1022b868084f1b66bfa7886d99beb6a

    • SHA1

      260ea9ea5fc5169f4e0c4801cf1bbb8f1b77c2d2

    • SHA256

      ae56de5b8d4d89c0644b5dca19f74228561188657b2c6b034837c6c51572ff8a

    • SHA512

      6b59f5edcf84ce66f40e26fc8bba0f913ca2a21b909fa55e6071bfe0342b42b5f75a1e89c87b8178979f8cb39be253272b3959154af8ba12a8ece63d5f782620

    • SSDEEP

      12288:LaCR5leZlN2EwXWoS+fTRzbiuaGvIAs7BMCqjXfaCmiikzaG8liSeXgj3HRYojzN:G+ergZWo31G/JdEjXfa/P6unLHh/F

    • 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