A Laughing RAT: CrystalX Combines Spyware, Stealer, and Prankware Features

    Date: 04/07/2026

    Severity: Medium

    Summary

    A newly identified malware called CrystalX is being distributed as malware-as-a-service (MaaS) through private Telegram channels, offering multiple subscription tiers to cybercriminals. The Trojan combines a wide range of capabilities, including remote access (RAT), credential stealing, keylogging, clipping, and spyware functions, alongside unusual prankware features designed to disrupt and annoy victims. This multifunctional design makes CrystalX a unique and versatile threat in the evolving malware landscape.

    Indicators of Compromise (IOC) List

    Domains/Urls

    webcrystal.lol

    webcrystal.sbs

    crystalxrat.top

    Hash

    47ACCB0ECFE8CCD466752DDE1864F3B0

    2DBE6DE177241C144D06355C381B868C

    49C74B302BFA32E45B7C1C5780DD0976

    88C60DF2A1414CBF24430A74AE9836E0

    E540E9797E3B814BFE0A82155DFE135D

    1A68AE614FB2D8875CB0573E6A721B46

    Gurucul Threat Detection and Incident Response (TDIR) Queries for Detection 

    Detection Query 1 :

    md5hash IN ("88C60DF2A1414CBF24430A74AE9836E0","E540E9797E3B814BFE0A82155DFE135D","47ACCB0ECFE8CCD466752DDE1864F3B0","49C74B302BFA32E45B7C1C5780DD0976","1A68AE614FB2D8875CB0573E6A721B46","2DBE6DE177241C144D06355C381B868C")

    Detection Query 2 :

    domainname like "webcrystal.sbs" or url like "webcrystal.sbs" or siteurl like "webcrystal.sbs" or domainname like "webcrystal.lol" or url like "webcrystal.lol" or siteurl like "webcrystal.lol" or domainname like "crystalxrat.top" or url like "crystalxrat.top" or siteurl like "crystalxrat.top"

    Reference: 

    https://securelist.com/crystalx-rat-with-prankware-features/119283/


    Tags

    MalwareTrojanMaaSTelegramRATcredential stealersKeyloggerSpyware

    « Previous Article

    Comments

    No records to display

    Looking for Something?
    Threat Research Categories:
    Tags