General

  • Target

    89260b07ae5d0858db8a14a8b7cd9e2c1bcd064f5596e7e0cea1665c7f0c496b.exe

  • Size

    745KB

  • Sample

    250125-dc3w6atlbj

  • MD5

    d744962b80b75ddd26a4f39a8e8d4356

  • SHA1

    185520ceb31c021b5d48440b31b09e7dfe6dac22

  • SHA256

    89260b07ae5d0858db8a14a8b7cd9e2c1bcd064f5596e7e0cea1665c7f0c496b

  • SHA512

    1ffe6dbf3837d847a976d509d119f6bda0b648e8bb1433c2b91efd19fa56ceb8dc33fdf7e0decf9146311ca6d4cb77d0cfa792e77d7820672c8d2f07646d47bb

  • SSDEEP

    12288:4hQu7+JZLQ81xkRbunBjtRbnRIA0FL99PvOPivjJj4OD218zVTAzwndztS:d/JZ37yyBpRbn7i9P2Pivjt4KU8VCq5

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.antoniomayol.com:21
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    cMhKDQUk1{;%

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.antoniomayol.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    cMhKDQUk1{;%

Targets

    • Target

      89260b07ae5d0858db8a14a8b7cd9e2c1bcd064f5596e7e0cea1665c7f0c496b.exe

    • Size

      745KB

    • MD5

      d744962b80b75ddd26a4f39a8e8d4356

    • SHA1

      185520ceb31c021b5d48440b31b09e7dfe6dac22

    • SHA256

      89260b07ae5d0858db8a14a8b7cd9e2c1bcd064f5596e7e0cea1665c7f0c496b

    • SHA512

      1ffe6dbf3837d847a976d509d119f6bda0b648e8bb1433c2b91efd19fa56ceb8dc33fdf7e0decf9146311ca6d4cb77d0cfa792e77d7820672c8d2f07646d47bb

    • SSDEEP

      12288:4hQu7+JZLQ81xkRbunBjtRbnRIA0FL99PvOPivjJj4OD218zVTAzwndztS:d/JZ37yyBpRbn7i9P2Pivjt4KU8VCq5

    • AgentTesla

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

    • Agenttesla family

    • 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.

    • 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