Tag: Fraud
Trickbot Rapidly Expands its Targets in August, Shifting Focus to US Banks and Credit Card Companies
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…
Read MoreF5 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.…
Read MoreEmail attachment containing wire transfer instructions Many buyers, in their eagerness to follow instructions to the letter so they can get into their new homes quickly, have followed similar wiring instructions and found themselves not only without a new home but stripped of their entire life savings—stolen by scammers. It nearly happened to Brown…
Read MoreFigure 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…
Read MoreBackSwap 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…
Read MoreNote 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:…
Read MoreYou might have been scammed without even knowing it. A 2016 NYU study1 found that many scammers used affiliate programs from background check companies to earn a commission every time they referred someone to the program. So, let’s say you found a rental you were interested in on Craigslist and you emailed the owner. The…
Read MoreFigure 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,…
Read MoreOverall, the dollar losses are mounting, but the number of incidents has stayed pretty much the same, averaging 9 per year. During the uptick that occurred around 2013, the average jumped from three incidents per annum in previous years to 11 afterwards. What happened in 2013? Well, it was the Year of Bitcoin, per Forbes…
Read MoreData from the Retail Cyber Intelligence Sharing Center (R-CISC) echoes the F5 SOC findings and shows that dramatic increases in shopping activity actually continue into January, making retailers a likely target of attackers.1 In a 2018 survey of R-CISC members, respondents expressed their concern, identifying phishing, credential compromise, and account takeover (ATO) among their top…
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