General

  • Target
    Appraisal.exe
  • Size 530KB
  • Sample210210-b6a4cqabja
  • SHA256 96282ae0c75bb56416f86fcc7891e115bde36d92cc5137873f1ea6117564ccee
  • MD5 SHA1 SHA512

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    smtp.yandex.ru

  • Port

    587

  • Password

    p34gTdA9zQgpr87mb8

Extracted

Credentials

Targets

    • Target
      Appraisal.exe
    • Size 530KB
    • SHA256 96282ae0c75bb56416f86fcc7891e115bde36d92cc5137873f1ea6117564ccee
    • MD5 SHA1 SHA512
    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger Payload

    • Loads dropped DLL

    • 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Enumerates physical storage devices

      Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks