General

  • Target

    Overdue outstanding payment.exe

  • Size

    529KB

  • Sample

    211203-tfpfyahaak

  • MD5

    531e86d55ddb922cd268147ac004f604

  • SHA1

    ea2dc2bf2a84d3f0aae358a0951e962ee8418f82

  • SHA256

    d34b4cfc530b91d44ba82a15cdb948e4424e30ee57245f4792c8303d202df173

  • SHA512

    c58a1a1c5af776464473bd66a1e0f04ebcc749bf2a3b0c346ab6b3c64aac59c28f31a1b45d4c739edc8e578c2055a757c498b20a0f674eef7ea3369e9382934b

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot2129831935:AAFsDWWUF1IwkP0mys1D0YX41mjPAs-L-eU/sendDocument

Targets

    • Target

      Overdue outstanding payment.exe

    • Size

      529KB

    • MD5

      531e86d55ddb922cd268147ac004f604

    • SHA1

      ea2dc2bf2a84d3f0aae358a0951e962ee8418f82

    • SHA256

      d34b4cfc530b91d44ba82a15cdb948e4424e30ee57245f4792c8303d202df173

    • SHA512

      c58a1a1c5af776464473bd66a1e0f04ebcc749bf2a3b0c346ab6b3c64aac59c28f31a1b45d4c739edc8e578c2055a757c498b20a0f674eef7ea3369e9382934b

    • AgentTesla

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

    • AgentTesla Payload

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks