General

  • Target

    a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766

  • Size

    463KB

  • Sample

    220415-be2qrsafe8

  • MD5

    c64e46b8a01abad95b7f9e317778f1da

  • SHA1

    f27d976223aa8bd7bcbc28e59fd2eb75ed33bbb8

  • SHA256

    a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766

  • SHA512

    6ffe5a9b183a82b088966be5611de20c29ae6c03cfd148d6091e16ce0a7b61a2f64459e2007480c013fbe479588df70ccb500491e70d1b466a8473d6cd58a3c4

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    SMTP.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    yahdera121

Extracted

Family

matiex

Credentials

  • Protocol:
    smtp
  • Host:
    SMTP.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    yahdera121

Targets

    • Target

      a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766

    • Size

      463KB

    • MD5

      c64e46b8a01abad95b7f9e317778f1da

    • SHA1

      f27d976223aa8bd7bcbc28e59fd2eb75ed33bbb8

    • SHA256

      a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766

    • SHA512

      6ffe5a9b183a82b088966be5611de20c29ae6c03cfd148d6091e16ce0a7b61a2f64459e2007480c013fbe479588df70ccb500491e70d1b466a8473d6cd58a3c4

    • Matiex

      Matiex is a keylogger and infostealer first seen in July 2020.

    • Matiex Main Payload

    • Meta Stealer Stealer

      Meta Stealer steals passwords stored in browsers, written in C++.

    • 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