General

  • Target

    33cc4a5b010c668a73c3029bf84770cec63de35b03d0cc3c43325d5c21ae4e4d

  • Size

    820KB

  • Sample

    250113-bhdhcayjcv

  • MD5

    b6c95c57537d5207bceaae1e7882d5fb

  • SHA1

    f02a18f62460ac023c750756225ac114ae662ebb

  • SHA256

    33cc4a5b010c668a73c3029bf84770cec63de35b03d0cc3c43325d5c21ae4e4d

  • SHA512

    0506d230d5c6663c02564a764e4e8598f2a90168fce30b1867c32a58a3af6f5c397731699c3c8d3cf4515aa8a5ea62ffdaf581449739745ccf98b1d1e8f92e44

  • SSDEEP

    12288:tO1dzNpvxRwPX6beqZH9NZJ70N1u1NGA/Daa4Z6DhwWXdfrZ2qKUFLIxy1GunJRu:M1dzNVxx1TLp2UFLI+Xq

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      33cc4a5b010c668a73c3029bf84770cec63de35b03d0cc3c43325d5c21ae4e4d

    • Size

      820KB

    • MD5

      b6c95c57537d5207bceaae1e7882d5fb

    • SHA1

      f02a18f62460ac023c750756225ac114ae662ebb

    • SHA256

      33cc4a5b010c668a73c3029bf84770cec63de35b03d0cc3c43325d5c21ae4e4d

    • SHA512

      0506d230d5c6663c02564a764e4e8598f2a90168fce30b1867c32a58a3af6f5c397731699c3c8d3cf4515aa8a5ea62ffdaf581449739745ccf98b1d1e8f92e44

    • SSDEEP

      12288:tO1dzNpvxRwPX6beqZH9NZJ70N1u1NGA/Daa4Z6DhwWXdfrZ2qKUFLIxy1GunJRu:M1dzNVxx1TLp2UFLI+Xq

    • AgentTesla

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

    • Agenttesla family

    • 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

    • 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