![]() ![]() To acquire login information, it first verifies that the target is a SQlite3 file. If the file exists, it copies the content into a temp file for further operations. QTWEB BROWSER FOR WINDOWS 7 CODEAs an example, Chromium stores login information in a file called “Login Data” or “Web Data.” Using the code snippet and hard coded file path shown in Figure 3, it searches for possible directory containing the files just mentioned. One of the main routines of Dyzap is to steal login information from the sqlite3 database file. Referenced paths might be different in other OSs. ![]() QTWEB BROWSER FOR WINDOWS 7 WINDOWS 7All the following analysis has been conducted under Windows 7 32-bit. To gain a better understanding of the different approaches Dyzap is able to employ, we picked four applications and analyzed how Dyzap obtains login credentials from them. Figure 2 shows some of the targeted applications, such as Fossamail, Postbox, and others.įigure 2: Part of applications that malware attempts to steal This enables it to steal data from databases, registries and also from the files of applications installed on the infected machine. In order to steal data from different kinds of applications, Dyzap approaches each of them differently. Stealing Routineĭyzap targets more than one hundred applications to steal information from, including browsers, FTP applications, and more. In this blog, we will explain how the malware steals user accounts, acts as a keylogger, and communicates with its C&C server. Stolen information may include, but is not limited to, system information and application credentials stored on infected systems. FortiGuard Researchers recently discovered a new variant of this Trojan virus. Dyzap belongs to a family of malware designed to steal confidential information from enormous target applications by installing a “man in the browser” attack into common browsers. ![]()
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