General

  • Target

    SecuriteInfo.com.Trojan.MSIL.FormBook.AGCG.MTB.18730.19437.exe

  • Size

    773KB

  • Sample

    221203-jftesafd26

  • MD5

    1ab66537aa5e76127a5ca907ae814fe0

  • SHA1

    97bb5b41ef20cd53520e87a92bb75f93cea49a06

  • SHA256

    7604e738af25d6555758575a5a98af1e57e85ed5571dc2d2588b58c50f0864db

  • SHA512

    9665c4170f859ab5d5f2dd83957d095ad5f2a69959f84cf65c5441087de8f09599e9c65c23b5986465eee5a860d646bf3835559640fa347195e2956c17096e6c

  • SSDEEP

    12288:kLcuCqwqX4/wGvAgZNzg8PpvkruVhoXkg586aWHff:7uCqVXTGvAgHsAaruVIB5O8f

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      SecuriteInfo.com.Trojan.MSIL.FormBook.AGCG.MTB.18730.19437.exe

    • Size

      773KB

    • MD5

      1ab66537aa5e76127a5ca907ae814fe0

    • SHA1

      97bb5b41ef20cd53520e87a92bb75f93cea49a06

    • SHA256

      7604e738af25d6555758575a5a98af1e57e85ed5571dc2d2588b58c50f0864db

    • SHA512

      9665c4170f859ab5d5f2dd83957d095ad5f2a69959f84cf65c5441087de8f09599e9c65c23b5986465eee5a860d646bf3835559640fa347195e2956c17096e6c

    • SSDEEP

      12288:kLcuCqwqX4/wGvAgZNzg8PpvkruVhoXkg586aWHff:7uCqVXTGvAgHsAaruVIB5O8f

    • AgentTesla

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

    • 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

    • 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 v6

Tasks