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General

  • Target

    https://tinyurl.com/4sb5cwh5

  • Sample

    230624-xfhvyaca99

Malware Config

Extracted

Family

cryptbot

C2

http://yfive5sb.top/gate.php

Targets

    • Target

      https://tinyurl.com/4sb5cwh5

    • CryptBot

      A C++ stealer distributed widely in bundle with other software.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

MITRE ATT&CK Enterprise v6

Tasks