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For example, despite the care they took with not leaving identifying information in any of the files, the time zone in the code was sent to the People's Republic of China. The attackers also worked hard to hide their identity and even plant false signals. Given those things, and the companies targeted, our best guess is that this was meant for industrial espionage, but we're not 100% on that,' said Williams.

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'This is professional quality, well-made software.

Whoever was behind the attack was well funded and very focused on what they wanted. However that number is likely much higher, “at least in the order of hundreds,” the blog post said. On Thursday it said it now has evidence that it was sent to 20 machines in eight companies. Those 'fish' were then hit with a second piece of malware that was hidden in the first.Īvast had seen the second malware but originally believed that it hadn't been delivered to any customers. 'It was kind of like a fisherman throwing his line in the water but only keeping the fish he wanted,' said Craig Williams, senior technical leader at Cisco Talos. The attackers assembled all that in a database, which then chose a tiny number of specific targets out of the mix. 'At the time the server was taken down, the attack was targeting select large technology and telecommunication companies in Japan, Taiwan, UK, Germany and the U.S.,' Avast CEO Vince Stickler and Ondřej Vlček, general manager of Avast's consumer business unit, wrote in a blog post Thursday. Hackers hid malware in CCleaner, a free app meant to clean out computersĪn in-depth analysis first disclosed late Wednesday by Cisco Talos, the security research arm of San Jose, Calif.-based Cisco, found the malware contained a hidden 'attack within the attack' that specifically targeted large tech companies, possibly to do commercial or state-level espionage.Īvast, owner of the CCleaner app, concurred. Hackers had hidden malware in CCleaner, a popular app meant to clean out cookies and junk programs from PCs and Android phones to make them run faster, according to Avast, owner of the app.īut there was a deeper and more insidious attack going on underneath. The initial hack was reported on Tuesday. They are on a mission to nab the culprits by this weekend and have zeroed on 2 high active hacking groups on the web.SAN FRANCISCO - That 2.3 million CCleaner app hack reported Tuesday? It turns out the actual end goal may have been a few dozen high-value targets in the tech industry, an example of the lengths sophisticated attackers will go to to gain access to potentially valuable data. Researchers from Cisco Talos who found the malware say that the attack could have been launched to do commercial or state level espionage.

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And as soon as an unsuspecting employee or user downloads the software the hidden malware starts sending info back to hackers about the compromised computers and devices, including their IP addresses.Īs soon as the hackers found a telecom provider on the list, then they immediately implant the second piece of malware that allows the cyber crooks to take over the device and use it for mining info.

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The technical details about the hack are as follows- Hackers somehow managed to induce malware into the CCleaner program, which cleans cookies and junk programs from the PCs and Android phones to make them run faster.

Researchers from Avast also confirmed that the hackers were specifically interested in targeting a list of telecom equipment manufacturers and a few telecommunication companies for reasons.

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