General

  • Target

    eb5c3f8a581a2bbe778a586697a9b341

  • Size

    870KB

  • Sample

    231220-t7k8laggf2

  • MD5

    eb5c3f8a581a2bbe778a586697a9b341

  • SHA1

    4d54306bc2410cece081f1db159665962df9a8da

  • SHA256

    4c65f92cd878c051338bda2ff251c8714d6b7ae2bcea06e73bc954661e993571

  • SHA512

    2878804b5beb838661d983dd7e4ccf48a872a512b4d6260159b3de2fd85d00149869d30a26677500b51b13af6485180441acbdba0a0c7a981c8efb07d4752fc0

  • SSDEEP

    12288:fhv7hZb9YMbf50NQVB2ON9sDJoyVIyeichX/7NDBV9ghPwFy2ewne0:Jtl9fR0eDRsDW/XRNw4FBXe

Malware Config

Extracted

Family

matiex

Credentials

Targets

    • Target

      eb5c3f8a581a2bbe778a586697a9b341

    • Size

      870KB

    • MD5

      eb5c3f8a581a2bbe778a586697a9b341

    • SHA1

      4d54306bc2410cece081f1db159665962df9a8da

    • SHA256

      4c65f92cd878c051338bda2ff251c8714d6b7ae2bcea06e73bc954661e993571

    • SHA512

      2878804b5beb838661d983dd7e4ccf48a872a512b4d6260159b3de2fd85d00149869d30a26677500b51b13af6485180441acbdba0a0c7a981c8efb07d4752fc0

    • SSDEEP

      12288:fhv7hZb9YMbf50NQVB2ON9sDJoyVIyeichX/7NDBV9ghPwFy2ewne0:Jtl9fR0eDRsDW/XRNw4FBXe

    • Matiex

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

    • Matiex Main payload

    • 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 v15

Tasks