General

  • Target

    LlW4ErKRQ3PVoGb.exe

  • Size

    1.1MB

  • Sample

    220209-rwcqzaaeg5

  • MD5

    5e53df92e2abdbc2305049f51140fec6

  • SHA1

    c9a1d423fed180ec73be60ec740bfc0ae9120f82

  • SHA256

    d3dd7dee8c874b7d1d1d6b5e499dedd7b049d82676213c0a317078a900a78451

  • SHA512

    2f038af89c1fc8747e27f5a6675584954e975bf69917ac50526c06eff007c01b404538df3f9f217d1ab8c1d46c6d25b28360d069025d9cee419e931e75601aaf

Malware Config

Extracted

Family

matiex

C2

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

Targets

    • Target

      LlW4ErKRQ3PVoGb.exe

    • Size

      1.1MB

    • MD5

      5e53df92e2abdbc2305049f51140fec6

    • SHA1

      c9a1d423fed180ec73be60ec740bfc0ae9120f82

    • SHA256

      d3dd7dee8c874b7d1d1d6b5e499dedd7b049d82676213c0a317078a900a78451

    • SHA512

      2f038af89c1fc8747e27f5a6675584954e975bf69917ac50526c06eff007c01b404538df3f9f217d1ab8c1d46c6d25b28360d069025d9cee419e931e75601aaf

    • Matiex

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

    • Matiex Main Payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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