General

  • Target

    c8aa36364edbaca3f1c3a2377b03784d.exe

  • Size

    607KB

  • Sample

    220129-kmkxnahaf6

  • MD5

    c8aa36364edbaca3f1c3a2377b03784d

  • SHA1

    4ad62287ade5fa6508bc424c73e54d554375a3de

  • SHA256

    5efe2ab51e5bcff4291d429d8f80ed6e94e4b3e4272cd42504e95d6e92d09c2d

  • SHA512

    87f4cd32499e5368f4b453a2bf33c5b26b977fde070cac4fb47b39c9b9fb55fdfd00360c37898969ce9ad1263db062620f46752ae28141f83c36823fef41f648

Malware Config

Extracted

Family

matiex

C2

https://api.telegram.org/bot1450189305:AAHfgL7ICb0v3fZSdcIiBztyx0_H-vpllH4/sendMessage?chat_id=1239264370

Targets

    • Target

      c8aa36364edbaca3f1c3a2377b03784d.exe

    • Size

      607KB

    • MD5

      c8aa36364edbaca3f1c3a2377b03784d

    • SHA1

      4ad62287ade5fa6508bc424c73e54d554375a3de

    • SHA256

      5efe2ab51e5bcff4291d429d8f80ed6e94e4b3e4272cd42504e95d6e92d09c2d

    • SHA512

      87f4cd32499e5368f4b453a2bf33c5b26b977fde070cac4fb47b39c9b9fb55fdfd00360c37898969ce9ad1263db062620f46752ae28141f83c36823fef41f648

    • 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 Enterprise v6

Tasks