General

  • Target

    ea7f42918ee474bf0c278d0d94442072ee44080ea63604e42fea011d97153dff

  • Size

    2.6MB

  • Sample

    240612-grv2mssenc

  • MD5

    9f54f2ee0897c1a8e2ad8d1a305b2e15

  • SHA1

    5c4d7417ab077bd8bd0b259f23d2a7b82e818e21

  • SHA256

    ea7f42918ee474bf0c278d0d94442072ee44080ea63604e42fea011d97153dff

  • SHA512

    aa9d516f2b7bfe2dd44b04034a2195cb2e5a66704c42113835b9edefdcaf0f0b038767d3b79e524243baaf632e39bdc29d9e3f9701029c03aabf9216474362bb

  • SSDEEP

    24576:ObCj2sObHtqQ4QEfCr7w7yvuqqNq8FroaSaPXRackmrM4Biq7MhLv9GImmVfq4em:ObCjPKNqQEfsw43qtmVfq4H

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.mail.me.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    RICHARD205lord

Targets

    • Target

      ea7f42918ee474bf0c278d0d94442072ee44080ea63604e42fea011d97153dff

    • Size

      2.6MB

    • MD5

      9f54f2ee0897c1a8e2ad8d1a305b2e15

    • SHA1

      5c4d7417ab077bd8bd0b259f23d2a7b82e818e21

    • SHA256

      ea7f42918ee474bf0c278d0d94442072ee44080ea63604e42fea011d97153dff

    • SHA512

      aa9d516f2b7bfe2dd44b04034a2195cb2e5a66704c42113835b9edefdcaf0f0b038767d3b79e524243baaf632e39bdc29d9e3f9701029c03aabf9216474362bb

    • SSDEEP

      24576:ObCj2sObHtqQ4QEfCr7w7yvuqqNq8FroaSaPXRackmrM4Biq7MhLv9GImmVfq4em:ObCjPKNqQEfsw43qtmVfq4H

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects executables packed with MEW

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • UPX dump on OEP (original entry point)

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks