General

  • Target

    1b4cd0759ffb8314d799031e229d82bf5adf74ed60f0430c4df7fad3b49137f0.exe

  • Size

    98KB

  • Sample

    240618-svgh7stdpp

  • MD5

    9ea3d152c4e248841abf4f490a84b8c9

  • SHA1

    77d61f0c95c5f7cd4378ca528c4d13ce283af5c4

  • SHA256

    1b4cd0759ffb8314d799031e229d82bf5adf74ed60f0430c4df7fad3b49137f0

  • SHA512

    53f264afbc654519ef97efa33ea2c8fa2afcb30505e67f775f67aa4dffd3570861c532cfd8bc7465a93822122d08f761054b2dc75d52893cdde397e941d92fec

  • SSDEEP

    1536:+A4Lk8u2qHlllllllOdQlwEn+glllllllllllllllllll5xw5ll:RMtYwiVxw5ll

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    162.254.34.31
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    6RLYuUCIH8hN

Targets

    • Target

      1b4cd0759ffb8314d799031e229d82bf5adf74ed60f0430c4df7fad3b49137f0.exe

    • Size

      98KB

    • MD5

      9ea3d152c4e248841abf4f490a84b8c9

    • SHA1

      77d61f0c95c5f7cd4378ca528c4d13ce283af5c4

    • SHA256

      1b4cd0759ffb8314d799031e229d82bf5adf74ed60f0430c4df7fad3b49137f0

    • SHA512

      53f264afbc654519ef97efa33ea2c8fa2afcb30505e67f775f67aa4dffd3570861c532cfd8bc7465a93822122d08f761054b2dc75d52893cdde397e941d92fec

    • SSDEEP

      1536:+A4Lk8u2qHlllllllOdQlwEn+glllllllllllllllllll5xw5ll:RMtYwiVxw5ll

    • AgentTesla

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

    • 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.

    • Adds Run key to start application

    • 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