General

  • Target

    34fa2448e36300f2954bacfe1ed89026_JaffaCakes118

  • Size

    594KB

  • Sample

    240330-gd9mwahg2v

  • MD5

    34fa2448e36300f2954bacfe1ed89026

  • SHA1

    44f69b57ef3eccd46e77bf3a34103f9991d48ad1

  • SHA256

    74f29e0c765b24b3a34f3f430328fc58688ae0d8c7ef55297cd9d3b6dfeae8de

  • SHA512

    849714a100c9b234d8e77a3f1d4b2c145ebb05930c5f1e465f783275dbf11222f01b2f348a7e3ec0b78c0b7f4b879e21688dc578c7be538758a31932b859ca2a

  • SSDEEP

    12288:ByUi2iNb7YQlAOWtXVFVxz7PwLEmjvJ7tIC/Ppuv+uuV:UUi15YQlAvtXfVpPw/jhGQuv+u

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    india@123

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    india@123

Targets

    • Target

      34fa2448e36300f2954bacfe1ed89026_JaffaCakes118

    • Size

      594KB

    • MD5

      34fa2448e36300f2954bacfe1ed89026

    • SHA1

      44f69b57ef3eccd46e77bf3a34103f9991d48ad1

    • SHA256

      74f29e0c765b24b3a34f3f430328fc58688ae0d8c7ef55297cd9d3b6dfeae8de

    • SHA512

      849714a100c9b234d8e77a3f1d4b2c145ebb05930c5f1e465f783275dbf11222f01b2f348a7e3ec0b78c0b7f4b879e21688dc578c7be538758a31932b859ca2a

    • SSDEEP

      12288:ByUi2iNb7YQlAOWtXVFVxz7PwLEmjvJ7tIC/Ppuv+uuV:UUi15YQlAvtXfVpPw/jhGQuv+u

    • AgentTesla

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

    • AgentTesla payload

    • 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.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks