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General

  • Target

    TT copy.exe

  • Size

    600KB

  • Sample

    231006-qvwl1seb33

  • MD5

    ea77a015c9e55ab7f3ed3619f1620394

  • SHA1

    197a1f5dedf523bbca3bb197cf6473c5ed907d15

  • SHA256

    0c250b21da631c5356630ff3d17f09a6da38a4c619f534b8f0be9d360707c9d4

  • SHA512

    871846897ec3f52bcf3ecd9e0f051d6e5a5aea6faa710bd6dad750ae398944c5257df83916e399645eacb6dd091085672c5131ca76172835e424ca755d534c74

  • SSDEEP

    12288:O0iW7s9Gw72TI6DZxcLsirGpb1PRE9QdC3SVwk3+v0cB10bG9:O0iW7s9GeekFrGXKxUw7v0cB1t

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      TT copy.exe

    • Size

      600KB

    • MD5

      ea77a015c9e55ab7f3ed3619f1620394

    • SHA1

      197a1f5dedf523bbca3bb197cf6473c5ed907d15

    • SHA256

      0c250b21da631c5356630ff3d17f09a6da38a4c619f534b8f0be9d360707c9d4

    • SHA512

      871846897ec3f52bcf3ecd9e0f051d6e5a5aea6faa710bd6dad750ae398944c5257df83916e399645eacb6dd091085672c5131ca76172835e424ca755d534c74

    • SSDEEP

      12288:O0iW7s9Gw72TI6DZxcLsirGpb1PRE9QdC3SVwk3+v0cB10bG9:O0iW7s9GeekFrGXKxUw7v0cB1t

    • 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 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

    • 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