General

  • Target

    Facturas Emitidas.exe

  • Size

    667KB

  • Sample

    240529-n6erjaec75

  • MD5

    5e49d2cbacb9ff6f73e3ec9f32284fd9

  • SHA1

    f462570b7ef6cb88a8bfdcc738337bc681eaa97e

  • SHA256

    04247ecef21dfc90bca496a3c8419dfef5c82592114eabb4bb80ff9084463988

  • SHA512

    6ec72c6c7661135603e9addd8196d1c688cfb72a82a93df8ee21d99c6a2b25292d402ca206131b16191213ddb68c99a882c674483a54337009a6b671b5877346

  • SSDEEP

    12288:RLJS4VgPtydwOowU+LfkliHTAQ5F/Mq2JF3hpmdWAwQjAWFVH4I9zifQvVkR:7ScMt6o+zeWb5FkqcFRp8XjAgV4MiIA

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    cp5ua.hyperhost.ua
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    11035517QWEiop@#$

Targets

    • Target

      Facturas Emitidas.exe

    • Size

      667KB

    • MD5

      5e49d2cbacb9ff6f73e3ec9f32284fd9

    • SHA1

      f462570b7ef6cb88a8bfdcc738337bc681eaa97e

    • SHA256

      04247ecef21dfc90bca496a3c8419dfef5c82592114eabb4bb80ff9084463988

    • SHA512

      6ec72c6c7661135603e9addd8196d1c688cfb72a82a93df8ee21d99c6a2b25292d402ca206131b16191213ddb68c99a882c674483a54337009a6b671b5877346

    • SSDEEP

      12288:RLJS4VgPtydwOowU+LfkliHTAQ5F/Mq2JF3hpmdWAwQjAWFVH4I9zifQvVkR:7ScMt6o+zeWb5FkqcFRp8XjAgV4MiIA

    • AgentTesla

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

    • 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