General

  • Target

    61e5404eafb1cd95fbeb3e3408a95ee888cfaa3ee1af913490f74fb9badd25ec.exe

  • Size

    745KB

  • Sample

    240831-bvm8baxgja

  • MD5

    1498dac596521e58327c2a3adf097c99

  • SHA1

    c52325ad976cf3020fba6c2107676e0aaf03e143

  • SHA256

    61e5404eafb1cd95fbeb3e3408a95ee888cfaa3ee1af913490f74fb9badd25ec

  • SHA512

    502aa2951a99208d0e63f98e50f7ad9b08809dbcc40db2024d0d0666141d68397b3fc43380dd933b38428201e1a6cff920afc2972e2a9d0bf483a132bd356938

  • SSDEEP

    12288:+0O1pVVEe3TBFLaGfOyd+kt7aYercRUNCAqaeZm8+2AzRv6P7AyOwkR:ArfjuG7+MbercuC08Oztu7AT3

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    cp8nl.hyperhost.ua
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    7213575aceACE@#$

Targets

    • Target

      61e5404eafb1cd95fbeb3e3408a95ee888cfaa3ee1af913490f74fb9badd25ec.exe

    • Size

      745KB

    • MD5

      1498dac596521e58327c2a3adf097c99

    • SHA1

      c52325ad976cf3020fba6c2107676e0aaf03e143

    • SHA256

      61e5404eafb1cd95fbeb3e3408a95ee888cfaa3ee1af913490f74fb9badd25ec

    • SHA512

      502aa2951a99208d0e63f98e50f7ad9b08809dbcc40db2024d0d0666141d68397b3fc43380dd933b38428201e1a6cff920afc2972e2a9d0bf483a132bd356938

    • SSDEEP

      12288:+0O1pVVEe3TBFLaGfOyd+kt7aYercRUNCAqaeZm8+2AzRv6P7AyOwkR:ArfjuG7+MbercuC08Oztu7AT3

    • 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