General

  • Target

    aa3fe76e56df94841da2468cd7c21258

  • Size

    1.1MB

  • Sample

    240227-1rpz6scd82

  • MD5

    aa3fe76e56df94841da2468cd7c21258

  • SHA1

    f48dfd85f2cd1e162d51e369b6ded52823971371

  • SHA256

    4f19c2982cf61597478ed2e5a336ab73adf4957e9bdb6f44828202a7a93fa1dd

  • SHA512

    233086a24201befb84335d2a02bcd3d96ba1d99ae414fa9888ed5f62318f8043bcd5c0c55b00aaca524d30883e6fea4d54f3e5fd9e58126e120212c1d1accea9

  • SSDEEP

    24576:h09ggU7Jzh9ad6CSm64YqKBsPbInX3ACZsGUyq:UggqJzjpxm64YdBNXQiWR

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      aa3fe76e56df94841da2468cd7c21258

    • Size

      1.1MB

    • MD5

      aa3fe76e56df94841da2468cd7c21258

    • SHA1

      f48dfd85f2cd1e162d51e369b6ded52823971371

    • SHA256

      4f19c2982cf61597478ed2e5a336ab73adf4957e9bdb6f44828202a7a93fa1dd

    • SHA512

      233086a24201befb84335d2a02bcd3d96ba1d99ae414fa9888ed5f62318f8043bcd5c0c55b00aaca524d30883e6fea4d54f3e5fd9e58126e120212c1d1accea9

    • SSDEEP

      24576:h09ggU7Jzh9ad6CSm64YqKBsPbInX3ACZsGUyq:UggqJzjpxm64YdBNXQiWR

    • 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