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DIY Skype ring flooder offered for sale

By Dancho Danchev Thanks to the ease of generating a botnet, in 2013, stolen accounting data on a mass scale is a no longer a hot underground item, it’s a commodity, one that’s being offered by...

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DIY SIP-based TDoS tool/number validity checker offered for sale

By Dancho Danchev Over the past year, we observed an increase in publicly available managed TDoS (Telephony Denial of Service) services. We attribute this increase to the achieved ‘malicious economies...

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Vendor of TDoS products/services releases new multi-threaded SIP-based TDoS tool

Telephony Denial of Service Attacks (TDoS) continue representing a growing market segment within the Russian/Eastern European underground market, with more vendors populating it with propositions for...

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New TDoS market segment entrant introduces 96 SIM cards compatible custom GSM...

In need of a good example, that malicious adversaries are constantly striving to ‘innovate’, thereby disrupting underground market segments, rebooting TTPs’ (tactics, techniques and procedures) life...

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