{"id":13254,"date":"2026-05-30T07:03:37","date_gmt":"2026-05-30T07:03:37","guid":{"rendered":"https:\/\/serisec.com\/index.php\/2026\/05\/30\/malicious-sicoob-nuget-steals-banking-html\/"},"modified":"2026-05-30T07:03:37","modified_gmt":"2026-05-30T07:03:37","slug":"malicious-sicoob-nuget-steals-banking-html","status":"publish","type":"post","link":"https:\/\/serisec.com\/index.php\/2026\/05\/30\/malicious-sicoob-nuget-steals-banking-html\/","title":{"rendered":"Malicious Sicoob NuGet Steals Banking Credentials as npm Packages Target Cloud Secrets"},"content":{"rendered":"<p>    Malicious Sicoob NuGet Steals Banking Credentials as npm Packages Target Cloud Secrets<br \/>\n \t<BR><br \/>\n<BR><\/BR><br \/>\n    <!-- no image --><br \/>\n \t<BR><br \/>\n<BR><\/BR><\/p>\n<div>Cybersecurity researchers have discovered a malicious NuGet package that masquerades as a C# software development kit for Sicoob, one of Brazil&#8217;s largest cooperative financial systems, to siphon client IDs and PFX certificates.<\/p>\n<p>According to Socket, versions 2.0.0 through 2.0.4 of &#8220;Sicoob.Sdk&#8221; contain functionality to exfiltrate sensitive information, including PFX certificates that are used to<\/p><\/div>\n<p> \t<BR><br \/>\n <BR><\/BR><\/p>\n<p> \t<BR><br \/>\n<BR><\/BR><br \/>\n<a href=\"https:\/\/thehackernews.com\/2026\/05\/malicious-sicoob-nuget-steals-banking.html\">Go to TheHackersNews<\/a><br \/>\n \t<BR><br \/>\n <BR><\/BR><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Malicious Sicoob NuGet Steals Banking Credentials as npm Packages Target Cloud Secrets Cybersecurity researchers have discovered a malicious NuGet package that masquerades as a C# software development kit for Sicoob, one of Brazil&#8217;s largest cooperative financial systems, to siphon client IDs and PFX certificates. According to Socket, versions 2.0.0 through 2.0.4 of &#8220;Sicoob.Sdk&#8221; contain functionality [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[60],"tags":[76],"class_list":["post-13254","post","type-post","status-publish","format-standard","hentry","category-thehackersnews","tag-thehackersnews"],"_links":{"self":[{"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/posts\/13254"}],"collection":[{"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/comments?post=13254"}],"version-history":[{"count":0,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/posts\/13254\/revisions"}],"wp:attachment":[{"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/media?parent=13254"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/categories?post=13254"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/tags?post=13254"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}