General

  • Target

    lJFlbD0vMzZDdIO.exe

  • Size

    734KB

  • Sample

    220113-xr5h3scbd2

  • MD5

    a720e7676c39877cf2afd73790c6f1dd

  • SHA1

    e4c074d365f4a1adb9217357c1422425becdcef4

  • SHA256

    cfb126c1f3cb879c92107a21752c8d9331c3e5991e6501ec0a13bd28ebbd54aa

  • SHA512

    c9c4ce02fdab0ab0bcda5c29141f1ca4c9b3ea0b914ae7079fe74d47884f5eb2da5c71c14c09c83c0f82ac24f346bfcf6e8cad64ed954d82fbb4f4761470eb21

Malware Config

Extracted

Family

matiex

C2

https://api.telegram.org/bot1769394961:AAF5BB35akL859CwVaXypIqpVsGWlaKvi7A/sendMessage?chat_id=1735544933

Targets

    • Target

      lJFlbD0vMzZDdIO.exe

    • Size

      734KB

    • MD5

      a720e7676c39877cf2afd73790c6f1dd

    • SHA1

      e4c074d365f4a1adb9217357c1422425becdcef4

    • SHA256

      cfb126c1f3cb879c92107a21752c8d9331c3e5991e6501ec0a13bd28ebbd54aa

    • SHA512

      c9c4ce02fdab0ab0bcda5c29141f1ca4c9b3ea0b914ae7079fe74d47884f5eb2da5c71c14c09c83c0f82ac24f346bfcf6e8cad64ed954d82fbb4f4761470eb21

    • 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