General

  • Target

    rCHARTERREQUEST.exe

  • Size

    145KB

  • Sample

    250113-ce2lfasqdq

  • MD5

    9773f17f57d5a69d3a69eec6def1a8a3

  • SHA1

    86e0269b21c64ffdc344ef0792fbaaaeb058d416

  • SHA256

    37fbb8aab11fee86746dca42f37cc3e1f8af646d595cd292dc04963d9c82b89a

  • SHA512

    147e647e91fffb2fd3e674675b6d4ec50882696d517cf6f730136860f7c2fb9847b7cb0a7b4be4f7a66ba9ad9484b0bf9430729604b720031eb0bf9adc266788

  • SSDEEP

    1536:xqvP1g8HjZfTiLX82GFmnGtGfIIcDjp31lDKqWIqHOVdh2iIC/m8:xqn1g8DNOM21nGtQdGNFlDKjId2pC/j

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      rCHARTERREQUEST.exe

    • Size

      145KB

    • MD5

      9773f17f57d5a69d3a69eec6def1a8a3

    • SHA1

      86e0269b21c64ffdc344ef0792fbaaaeb058d416

    • SHA256

      37fbb8aab11fee86746dca42f37cc3e1f8af646d595cd292dc04963d9c82b89a

    • SHA512

      147e647e91fffb2fd3e674675b6d4ec50882696d517cf6f730136860f7c2fb9847b7cb0a7b4be4f7a66ba9ad9484b0bf9430729604b720031eb0bf9adc266788

    • SSDEEP

      1536:xqvP1g8HjZfTiLX82GFmnGtGfIIcDjp31lDKqWIqHOVdh2iIC/m8:xqn1g8DNOM21nGtQdGNFlDKjId2pC/j

    • AgentTesla

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

    • Agenttesla family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • 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