General

  • Target
    5f0c1e6643531444cada92f54702c1f60894484cce980f70132f04f753a398f9.exe
  • Size 584KB
  • Sample250610-kr93casvbx
  • SHA256 5f0c1e6643531444cada92f54702c1f60894484cce980f70132f04f753a398f9
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • masslogger

Attributes
  • exfiltration_mode

    #SMTPEnabled

  • expire_time_date

    2025-06-14

  • host_password

    *L3g@l*123#

  • host_port

    25

  • host_receiver

    [email protected]

  • host_sender

    [email protected]

  • host_server

    mail.blast.org.bd

  • ssl_slate

    True

Targets

    • Target
      5f0c1e6643531444cada92f54702c1f60894484cce980f70132f04f753a398f9.exe
    • Size 584KB
    • SHA256 5f0c1e6643531444cada92f54702c1f60894484cce980f70132f04f753a398f9
    • MD5 SHA1 SHA512 SSDEEP
    • MassLogger

      Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

    • Masslogger family

    • 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 v16

Tasks