diff --git a/tdutils/td/utils/HttpUrl.cpp b/tdutils/td/utils/HttpUrl.cpp
index f24e21d5..7e3c3ba4 100644
--- a/tdutils/td/utils/HttpUrl.cpp
+++ b/tdutils/td/utils/HttpUrl.cpp
@@ -164,4 +164,15 @@ StringBuilder &operator<<(StringBuilder &sb, const HttpUrl &url) {
   return sb;
 }
 
+string get_url_query_file_name(const string &query) {
+  Slice query_slice = query;
+  query_slice.truncate(query.find_first_of("?#"));
+
+  auto slash_pos = query_slice.rfind('/');
+  if (slash_pos < query_slice.size()) {
+    return query_slice.substr(slash_pos + 1).str();
+  }
+  return query_slice.str();
+}
+
 }  // namespace td
diff --git a/tdutils/td/utils/HttpUrl.h b/tdutils/td/utils/HttpUrl.h
index d91d7057..39851867 100644
--- a/tdutils/td/utils/HttpUrl.h
+++ b/tdutils/td/utils/HttpUrl.h
@@ -32,4 +32,6 @@ Result<HttpUrl> parse_url(MutableSlice url,
 
 StringBuilder &operator<<(StringBuilder &sb, const HttpUrl &url);
 
+string get_url_query_file_name(const string &query);
+
 }  // namespace td
diff --git a/tdutils/test/misc.cpp b/tdutils/test/misc.cpp
index a34ab883..20f7e96d 100644
--- a/tdutils/test/misc.cpp
+++ b/tdutils/test/misc.cpp
@@ -5,6 +5,7 @@
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 //
 #include "td/utils/base64.h"
+#include "td/utils/HttpUrl.h"
 #include "td/utils/logging.h"
 #include "td/utils/misc.h"
 #include "td/utils/port/EventFd.h"
@@ -240,3 +241,18 @@ TEST(Misc, to_double) {
   std::locale::global(std::locale::classic());
   test_to_double();
 }
+
+static void test_get_url_query_file_name_one(const char *prefix, const char *suffix, const char *file_name) {
+  ASSERT_STREQ(file_name, get_url_query_file_name(string(prefix) + string(file_name) + string(suffix)));
+}
+
+TEST(Misc, get_url_query_file_name) {
+  for (auto suffix : {"?t=1#test", "#test?t=1", "#?t=1", "?t=1#", "#test", "?t=1", "#", "?", ""}) {
+    test_get_url_query_file_name_one("", suffix, "");
+    test_get_url_query_file_name_one("/", suffix, "");
+    test_get_url_query_file_name_one("/a/adasd/", suffix, "");
+    test_get_url_query_file_name_one("/a/lklrjetn/", suffix, "adasd.asdas");
+    test_get_url_query_file_name_one("/", suffix, "a123asadas");
+    test_get_url_query_file_name_one("/", suffix, "\\a\\1\\2\\3\\a\\s\\a\\das");
+  }
+}