General

  • Target

    87b12672dd2f591e98ee15bea512b61d91446e3ebfac139ca0a8e5f98d6d9680

  • Size

    611KB

  • Sample

    240902-g5nvgsvfjb

  • MD5

    d31f6091dde31b5c6933295c1a00422d

  • SHA1

    3273955748dcc977ffcfce25106e784d37330514

  • SHA256

    87b12672dd2f591e98ee15bea512b61d91446e3ebfac139ca0a8e5f98d6d9680

  • SHA512

    67b32096e2336a416c2285c565dc3ab4428c16a2051601d2afd26b682c5377f6e2508668b768424d036926cadb8397e4d99d259c26b9bccc983a9864332a783a

  • SSDEEP

    12288:a7FAl0ERrCAiLECEC20P7e7gQ4cWd0IDSQ3POv+IvL9C/NlxtsreT:RltAw0TcW93GWITWNf6reT

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.yillyenterprise.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Iseeyou.com

Targets

    • Target

      49f380b9a2d44434f616ac7e75c4eec8ee6a51296406462fc4b22d5195cc8954

    • Size

      1.1MB

    • MD5

      bcdad11db3eef6c55ff05cf6bb46f2b3

    • SHA1

      4d60df62b8ce9f5fb8c68d003219cc6f14746b7e

    • SHA256

      49f380b9a2d44434f616ac7e75c4eec8ee6a51296406462fc4b22d5195cc8954

    • SHA512

      c3d26569322c2e4d23e8c97e11d30267fd155b2ac7508d01fb776b33b3c6c8fb327b62b8c41160f1118562eb5190e20581b7f5ee525f6fa8f29b1e17f7587539

    • SSDEEP

      12288:5wh08OGQuZLvqJFTP2pNrBXMNbey252y+z7zrEOjruLpXlRlbVcoJRCPHJ3z+:pnGQYTqQt3WHTApXlRlbq

    • AgentTesla

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

    • AgentTesla payload

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks