{"id":167268,"date":"2026-04-03T11:12:02","date_gmt":"2026-04-03T09:12:03","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/neoficzialnyj-telegram-klient-nekogram-otpravlyal-nomera-telefonov-botu-razrabotchika"},"modified":"2026-04-03T11:12:02","modified_gmt":"2026-04-03T09:12:03","slug":"neoficzialnyj-telegram-klient-nekogram-otpravlyal-nomera-telefonov-botu-razrabotchika","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/neoficzialnyj-telegram-klient-nekogram-otpravlyal-nomera-telefonov-botu-razrabotchika","title":{"rendered":"Il client Telegram non ufficiale Nekogram inviava i numeri di telefono al bot dello sviluppatore","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Nel client Telegram non ufficiale Nekogram \u00e8 stato rilevato un codice offuscato che invia silenziosamente al bot &#171;@nekonotificationbot&#187; i numeri di telefono degli utenti che accedono all'app, associati all'identificativo utente. La modifica per la raccolta dei numeri di telefono \u00e8 presente solo nei pacchetti APK pronti, distribuiti tramite Google Play, GitHub e il canale Telegram del progetto. Nel codice sorgente su GitHub e nel pacchetto APK del catalogo F-Droid manca la modifica che raccoglie i numeri telefonici.     <\/p>\n<p>Il backdoor era presente nel file Extra.java. Si presume che l'invio sia avvenuto a partire dalla versione 11.2.3 di Nekogram, inizialmente solo per gli utenti con numeri cinesi e poi per tutti. Inoltre, il programma utilizzava bot osint &#171;@tgdb_search_bot&#187; e &#171;@usinfobot&#187; per identificare gli utenti tramite il loro ID, ma i numeri di telefono non venivano inviati.     <img decoding=\"async\" alt=\"Il client Telegram non ufficiale Nekogram inviava i numeri di telefono al bot dello sviluppatore\" src=\"\/wp-content\/uploads\/2026\/04\/3df0210c004e4e39be157aaaaadc8559.png\" style=\"display:block;margin: 0 auto\" \/>    <\/p>\n<p>I ricercatori hanno preparato un hook java e un bot, che consentono a qualsiasi utente di verificare se il suo dispositivo sta inviando numeri di telefono.   <img decoding=\"async\" alt=\"Il client Telegram non ufficiale Nekogram inviava i numeri di telefono al bot dello sviluppatore\" src=\"\/wp-content\/uploads\/2026\/04\/7d820b3a632f2241acf4fed941aee6d3.png\" style=\"display:block;margin: 0 auto\" \/>    <\/p>\n<p>Secondo i ricercatori che hanno identificato il problema, gli autori del programma potrebbero utilizzare le informazioni ottenute per creare un database da vendere successivamente ai creatori di bot OSINT. L'offuscamento della modifica e l'uso di richieste inline per inviare dati testimoniano l'intenzionalit\u00e0 di nascondere tale attivit\u00e0. Dopo la rivelazione del problema nel sistema di tracciamento degli errori del progetto, l'autore di Nekogram ha riconosciuto l'invio dei numeri di telefono al proprio bot, senza spiegare il motivo di tale attivit\u00e0, ma ha menzionato che i telefoni inviati non venivano conservati n\u00e9 trasmessi a terzi.           <\/p>\n<p>In aggiunta, si segnala la scoperta di una vulnerabilit\u00e0 nell'app ufficiale di Telegram. Il progetto Zero Day Initiative (ZDI), che offre ricompense monetarie per segnalazioni di vulnerabilit\u00e0 non corrette, ha pubblicato dati preliminari sulla vulnerabilit\u00e0 ZDI-CAN-30207 in Telegram, a cui \u00e8 stato assegnato un livello di pericolo critico (9.8 su 10) e classificato come attacco remoto, non richiedente azioni da parte dell'utente. I dettagli saranno resi noti il 24 luglio, dando tempo agli sviluppatori di Telegram per fornire una correzione agli utenti.    <\/p>\n<p>Sono emerse informazioni che la vulnerabilit\u00e0 si manifesta aprendo in Telegram adesivi animati appositamente progettati e pu\u00f2 portare all'esecuzione di codice da parte di un attaccante senza alcuna azione da parte dell'utente. A quanto pare, la vulnerabilit\u00e0 \u00e8 causata da un errore nel codice della libreria rlottie, che gestisce il funzionamento dell'anteprima.    <\/p>\n<p>I rappresentanti di Telegram hanno dichiarato che non considerano il problema rilevato una vulnerabilit\u00e0 pericolosa, poich\u00e9 tutti gli adesivi caricati vengono controllati preventivamente per <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/it\/server\/dts-gdansk\/\" title=\"server\" data-wpil-keyword-link=\"linked\">server<\/a> Telegram e tale verifica non avrebbe permesso la visualizzazione di adesivi dannosi per gli utenti. Dopo la dichiarazione di Telegram, il livello di pericolo della vulnerabilit\u00e0 \u00e8 stato abbassato da 9.8 a 7.0.<br \/>\n<br \/>Fonte: <a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=65130\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u043d\u0435\u043e\u0444\u0438\u0446\u0438\u0430\u043b\u044c\u043d\u043e\u043c Telegram-\u043a\u043b\u0438\u0435\u043d\u0442\u0435 Nekogram \u0432\u044b\u044f\u0432\u043b\u0435\u043d \u043e\u0431\u0444\u0443\u0441\u0446\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u043a\u043e\u0434, \u0441\u043a\u0440\u044b\u0442\u043e \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u0439 \u0431\u043e\u0442\u0443 &#171;@nekonotificationbot&#187; \u043d\u043e\u043c\u0435\u0440\u0430 \u0442\u0435\u043b\u0435\u0444\u043e\u043d\u043e\u0432 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439, \u0432\u043e\u0448\u0435\u0434\u0448\u0438\u0445 \u0432 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435, \u0432 \u043f\u0440\u0438\u0432\u044f\u0437\u043a\u0435 \u043a \u0438\u043d\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u0443 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f. \u0418\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u0434\u043b\u044f \u0441\u0431\u043e\u0440\u0430 \u043d\u043e\u043c\u0435\u0440\u043e\u0432 \u0442\u0435\u043b\u0435\u0444\u043e\u043d\u043e\u0432 \u043f\u0440\u0438\u0441\u0443\u0442\u0441\u0442\u0432\u0443\u0435\u0442 \u0442\u043e\u043b\u044c\u043a\u043e \u0432 \u0433\u043e\u0442\u043e\u0432\u044b\u0445 APK-\u043f\u0430\u043a\u0435\u0442\u0430\u0445, \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u043c\u044b\u0445 \u0447\u0435\u0440\u0435\u0437 Google Play, GitHub \u0438 Telegram-\u043a\u0430\u043d\u0430\u043b \u043f\u0440\u043e\u0435\u043a\u0442\u0430. \u0412 \u0438\u0441\u0445\u043e\u0434\u043d\u043e\u043c \u043a\u043e\u0434\u0435 \u043d\u0430 GitHub \u0438 \u0432 APK-\u043f\u0430\u043a\u0435\u043d\u0442\u0435 \u0438\u0437 \u043a\u0430\u0442\u0430\u043b\u043e\u0433\u0430 F Droid \u0441\u043e\u0431\u0438\u0440\u0430\u044e\u0449\u0435\u0435 \u0442\u0435\u043b\u0435\u0444\u043e\u043d\u044b \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":167269,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-167268","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0412 \u043d\u0435\u043e\u0444\u0438\u0446\u0438\u0430\u043b\u044c\u043d\u043e\u043c Telegram-\u043a\u043b\u0438\u0435\u043d\u0442\u0435 Nekogram \u0432\u044b\u044f\u0432\u043b\u0435\u043d \u043e\u0431\u0444\u0443\u0441\u0446\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u043a\u043e\u0434, \u0441\u043a\u0440\u044b\u0442\u043e \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u0439 \u0431\u043e\u0442\u0443 &quot;@nekonotificationbot&quot; 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