Earlier this year we profiled a newly released mobile/phone number harvestingapplication, a common tool in the arsenal of mobile spammers, as well as vendors of mobile spam services. Since the practice is an inseparable part of the mobile spamming process, cybercriminals continue periodically releasing new mobile number harvesting applications, update their features, but most interestingly, continue exclusively targeting Russian users.
In this post, I’ll profile yet another DIY mobile number harvesting tool available on the underground marketplace since 2011, and emphasize on its most recent (2013) updated feature, namely, the use of proxies.
Let’s find out by profiling a Russian DIY (do it yourself) software vendor, that’s been operating since 2011, and is currently offering a Session Initiation Protocol (SIP) based phone number verification tool, as well as USB-modem based phone number verification application.
Need a good reason not to connect to the public Web with your phone? Wonder where all that SMS spam is coming from? Keep reading.
Mobile phone spammers have recently released a new version of a well known phone number harvesting tool, whose main objective is to crawl the public Web and index mobile phone numbers, which will later be used for various malicious and fraudulent purposes.