General

  • Target

    Proforma invoice NO 2003949 dated 10042024.exe

  • Size

    742KB

  • Sample

    241004-nbsd5svelb

  • MD5

    288e2818b37e52f9e697431692abb36e

  • SHA1

    6868bc69d0d6d0b92e9c0c3078c09420c3dc651f

  • SHA256

    0a74602363d411ea6ce0a632acadeb68025595990a3ee9add024ab36cca0bfcc

  • SHA512

    e7d481cc5281223fc4636c190026f14fef5351e80bec2bd40bb053349cba497998b9700aa1b06736bc30a5a657fc2690ad94adec50b3f2f315287115805b9cee

  • SSDEEP

    12288:Ahx6P6SzMLJ9Cg0ISgrUaoNsFo4uMY2Csm0jQ:gx/yMnCCSgAmo/WV

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

      Proforma invoice NO 2003949 dated 10042024.exe

    • Size

      742KB

    • MD5

      288e2818b37e52f9e697431692abb36e

    • SHA1

      6868bc69d0d6d0b92e9c0c3078c09420c3dc651f

    • SHA256

      0a74602363d411ea6ce0a632acadeb68025595990a3ee9add024ab36cca0bfcc

    • SHA512

      e7d481cc5281223fc4636c190026f14fef5351e80bec2bd40bb053349cba497998b9700aa1b06736bc30a5a657fc2690ad94adec50b3f2f315287115805b9cee

    • SSDEEP

      12288:Ahx6P6SzMLJ9Cg0ISgrUaoNsFo4uMY2Csm0jQ:gx/yMnCCSgAmo/WV

    • AgentTesla

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

    • 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