General

  • Target

    edff585d4793c8d312195a07fa377c58_JaffaCakes118

  • Size

    378KB

  • Sample

    240920-t3zkeswdpf

  • MD5

    edff585d4793c8d312195a07fa377c58

  • SHA1

    c16a7e3f52afc2c3927db875df3bec7d6d835344

  • SHA256

    6e427ef05ea69011294442225137a849c1a5c70234529dc8c60b798b5d108781

  • SHA512

    5268c202983e9e8f420c2349d97b8c054ea9e9100fd8b436ba904c165ba0d34f11c9ced69935530fa396c38a08ca1b2c8367157b49855aedb80ced92c3c85589

  • SSDEEP

    6144:bcVn8Y/2+3x5spUN1yY0zyZgkoqn9onD4EpvurP:Q58WhWmNEYOyekx9onD4Ehu7

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.1and1.es
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    elsecreto2019

Targets

    • Target

      edff585d4793c8d312195a07fa377c58_JaffaCakes118

    • Size

      378KB

    • MD5

      edff585d4793c8d312195a07fa377c58

    • SHA1

      c16a7e3f52afc2c3927db875df3bec7d6d835344

    • SHA256

      6e427ef05ea69011294442225137a849c1a5c70234529dc8c60b798b5d108781

    • SHA512

      5268c202983e9e8f420c2349d97b8c054ea9e9100fd8b436ba904c165ba0d34f11c9ced69935530fa396c38a08ca1b2c8367157b49855aedb80ced92c3c85589

    • SSDEEP

      6144:bcVn8Y/2+3x5spUN1yY0zyZgkoqn9onD4EpvurP:Q58WhWmNEYOyekx9onD4Ehu7

    • AgentTesla

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

    • AgentTesla payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • System Binary Proxy Execution: InstallUtil

      Abuse InstallUtil to proxy execution of malicious code.

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks