General

  • Target

    b70065cfa09b2db420f89631e95a49daf021760dda72d34b5d57c232ac4fb48d.exe

  • Size

    647KB

  • Sample

    240910-cl4z5stdlb

  • MD5

    35afa9c536b9743ed6bf8615d5fe823b

  • SHA1

    36f9ec8c68391760bbaebd0f4555bb4cabb0ae32

  • SHA256

    b70065cfa09b2db420f89631e95a49daf021760dda72d34b5d57c232ac4fb48d

  • SHA512

    894d8785d0de941969d04a2f4b584e3a7286845866787e321167bfbc03c204555a89eedfe34215a18941074e798152d9349e8add56ed087d562e47d653d7de1e

  • SSDEEP

    12288:Gvi9i72la8/Tm3rmH+m9toq19b0SlVg/1ti3taZsOoFtOcjrgovukbKJ9WCQhiZE:/kE9636XDbBg9Y3tydoF5jrrtbQ9lAi+

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    zqamcx.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Methodman991

Targets

    • Target

      b70065cfa09b2db420f89631e95a49daf021760dda72d34b5d57c232ac4fb48d.exe

    • Size

      647KB

    • MD5

      35afa9c536b9743ed6bf8615d5fe823b

    • SHA1

      36f9ec8c68391760bbaebd0f4555bb4cabb0ae32

    • SHA256

      b70065cfa09b2db420f89631e95a49daf021760dda72d34b5d57c232ac4fb48d

    • SHA512

      894d8785d0de941969d04a2f4b584e3a7286845866787e321167bfbc03c204555a89eedfe34215a18941074e798152d9349e8add56ed087d562e47d653d7de1e

    • SSDEEP

      12288:Gvi9i72la8/Tm3rmH+m9toq19b0SlVg/1ti3taZsOoFtOcjrgovukbKJ9WCQhiZE:/kE9636XDbBg9Y3tydoF5jrrtbQ9lAi+

    • AgentTesla

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

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks