Tag: Trojan

Figure 13: Top TrickBot C&C hosting networks by ASN owner, geo, and count Conclusion The analyzed configurations initially saw TrickBot shift away from the Nordic countries and into France, Spain, the US, and the UK; it appeared for a time that the targeting of this malware was becoming more focused on fewer countries and more…

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F5 security researchers analyzed the Ramnit banking trojan campaign that was active over the holiday season and discovered it’s not much of a banking trojan anymore. 64% of its targets were retail eCommerce sites, including Amazon.com, Best Buy, Forever 21, Gap, Zara, Carter’s, OshKosh B’gosh, Macy’s, Victoria’s Secret, H&M, Overstock.com, Toys“R”Us, Zappos, and many others.…

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Figure 16: QA Injection alert, “Page Injected!” Conclusion Panda’s expansion beyond traditional banking targets is following the trend we noticed during the 2017 holiday season.5 This is the first campaign we have seen targeting cryptocurrency sites, but it’s a move that makes sense, given the popularity of cryptocurrency. This act of simultaneous campaigns targeting several…

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BackSwap is new banking malware recently discovered by Eset1 and later analyzed by CERT Polska.2 Unlike previous banking trojans, which typically either intercept requests and redirect users to fake banking websites or inject malicious code from command and control (C&C) servers to manipulate browser processes, BackSwap keeps its campaign locally. The JavaScript is hardcoded and…

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Note that each “while” loop is performing string decryption on the sequences of bytes shown in the variables above the loop. When following the execution in a debugger, the strings are decrypted, and some meaningful indicators of VM checks are visible. (See appendix for decryption function details.) In this code snippet, three checks are evident:…

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Figure 4: Dynamically resolving Windows API functions In conclusion, sometimes changes, even minor ones such as this one, are enough to break a working automation process, and they require some time to investigate. That’s how the malware’s authors gain precious time to defraud unsuspecting victims before security vendors can denylist their servers. As a reminder,…

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First detected in May 2018, DanaBot is a fraud trojan that has since shifted its targets from banks in Australia to banks in Europe, as well as global email providers such as Google, Microsoft and Yahoo for the holiday phishing season. Source link lol

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Gozi “banking” trojan continues to shift its targets beyond banking as it employs client-side and server-side evasion techniques via time-tested web injection. Source link lol

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In the Ramnit configuration, there were a number of targets that didn’t belong to a particular company or website: Instead, there were several words in French, Italian, and English. This is an innovation we have not seen in previous Ramnit configurations. It appears as though the Ramnit authors cast a wider net in hopes of…

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Panda’s target list includes two productivity web applications that use Ajax. This is notable because unlike web applications that execute completely on a server, Ajax applications utilize functions across both the client and the server. This extends the possible attack surface, and allows for more opportunities to potentially inject malicious code, steal sessions/authentication tokens, or…

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