General

  • Target

    2f9a2aefb5643411a8c28b48c23e60463a120ddf2311ae72d3dfab9148aa54cc

  • Size

    683KB

  • Sample

    220319-xh927sgahn

  • MD5

    bea5d9869f018062424e73d5f1fb5574

  • SHA1

    daf7c7abbb95a3fb26f7079555cafa469b97da76

  • SHA256

    2f9a2aefb5643411a8c28b48c23e60463a120ddf2311ae72d3dfab9148aa54cc

  • SHA512

    4408346da6fcfd9218f4febd3d2be612d819eb7cfb1868b01c78bf22e2dbbea0a7578300de9ded99ba78f37644a82857b7f3da6f6a3a7b31754de8812794cc71

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.zavidovici.ba
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    12Opc21!

Extracted

Family

matiex

Credentials

  • Protocol:
    smtp
  • Host:
    mail.zavidovici.ba
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    12Opc21!

Targets

    • Target

      2f9a2aefb5643411a8c28b48c23e60463a120ddf2311ae72d3dfab9148aa54cc

    • Size

      683KB

    • MD5

      bea5d9869f018062424e73d5f1fb5574

    • SHA1

      daf7c7abbb95a3fb26f7079555cafa469b97da76

    • SHA256

      2f9a2aefb5643411a8c28b48c23e60463a120ddf2311ae72d3dfab9148aa54cc

    • SHA512

      4408346da6fcfd9218f4febd3d2be612d819eb7cfb1868b01c78bf22e2dbbea0a7578300de9ded99ba78f37644a82857b7f3da6f6a3a7b31754de8812794cc71

    • Matiex

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

    • Matiex Main Payload

    • 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 Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks