General

  • Target

    INVOICE.exe

  • Size

    572KB

  • Sample

    230702-gr1xwsbh6t

  • MD5

    1457e577596abbbe8fa4e98e2fece1da

  • SHA1

    7817268b3b29232cd8dc35ced850f60867f9e24d

  • SHA256

    bde75e5a73df3ef95e72fd79905f718427f70945166bbf8558f9e84b3605abaa

  • SHA512

    2b9b7f57b9be93d98c5b2d0444caffa81ce8161884328b4d38299017d3348d1b145b4ccc890d4238aff58f13b6410c749537c5bd76f7cfc1d4c594f2f47d0dc6

  • SSDEEP

    12288:7n2iNxQPYsPEiLHEm/YZYg8p+9bhr4zZsdU:b12YsciLHFYmM9bhRd

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    silverkeyinternational.com
  • Port:
    25
  • Username:
    [email protected]
  • Password:
    Key@2022

Targets

    • Target

      INVOICE.exe

    • Size

      572KB

    • MD5

      1457e577596abbbe8fa4e98e2fece1da

    • SHA1

      7817268b3b29232cd8dc35ced850f60867f9e24d

    • SHA256

      bde75e5a73df3ef95e72fd79905f718427f70945166bbf8558f9e84b3605abaa

    • SHA512

      2b9b7f57b9be93d98c5b2d0444caffa81ce8161884328b4d38299017d3348d1b145b4ccc890d4238aff58f13b6410c749537c5bd76f7cfc1d4c594f2f47d0dc6

    • SSDEEP

      12288:7n2iNxQPYsPEiLHEm/YZYg8p+9bhr4zZsdU:b12YsciLHFYmM9bhRd

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Checks computer location settings

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

    • 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