General

  • Target

    ff57ef1e12163239e9d886e9871f9ab3c69050e5fa179a8b53e5e51271fec0c4.exe

  • Size

    1.0MB

  • Sample

    240918-b79xvawfkd

  • MD5

    122e2022e5324e3c6f27f62423569b4d

  • SHA1

    f498afcc4b71436a707a51a9dbce599b62f32f96

  • SHA256

    ff57ef1e12163239e9d886e9871f9ab3c69050e5fa179a8b53e5e51271fec0c4

  • SHA512

    4bfeb068919a8fd8ffb15e1dc57624b4e9f28f96806be47102097cca642bf10c1938d3383cdfa151a50cab89c6837297b68a199f938d174f045b1c6b2fe5db89

  • SSDEEP

    24576:7zh2CAbCTEUDUBvQh/2FNU3Naz4rAp1Sh:7zhfTtD2y8zaAjS

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.concaribe.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ro}UWgz#!38E

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.concaribe.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ro}UWgz#!38E

Targets

    • Target

      ff57ef1e12163239e9d886e9871f9ab3c69050e5fa179a8b53e5e51271fec0c4.exe

    • Size

      1.0MB

    • MD5

      122e2022e5324e3c6f27f62423569b4d

    • SHA1

      f498afcc4b71436a707a51a9dbce599b62f32f96

    • SHA256

      ff57ef1e12163239e9d886e9871f9ab3c69050e5fa179a8b53e5e51271fec0c4

    • SHA512

      4bfeb068919a8fd8ffb15e1dc57624b4e9f28f96806be47102097cca642bf10c1938d3383cdfa151a50cab89c6837297b68a199f938d174f045b1c6b2fe5db89

    • SSDEEP

      24576:7zh2CAbCTEUDUBvQh/2FNU3Naz4rAp1Sh:7zhfTtD2y8zaAjS

    • 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.

    • 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