General

  • Target
    HSBC Bank_Approvel Letter.rar
  • Size 526KB
  • Sample240717-cdjdgatekg
  • SHA256 ae9a024e31f69ff9566b21160f8d8e6541ad9002eb3cbb8954a4621beb46001a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • snakekeylogger

Credentials
  • Protocol

    smtp

  • Host

    mail.remfryson.com

  • Port

    587

  • Password

    CnG_23*NMA

Targets

    • Target
      HSBC Bank_Approvel Letter.exe
    • Size 552KB
    • SHA256 bed59c144540d5cd1662becc04e1d7cb2c974023ae5cc1689d6070961561d8b1
    • MD5 SHA1 SHA512 SSDEEP
    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • 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 v15

Tasks