A new spam attack disguised as invoice message notifications was recently seen spreading the UPATRE malware, that ultimately downloads its final payload- a BANKER malware related to the DYREZA/DYRE banking malware. Background In early October we observed a surge of spammed messages sent by the botnet CUTWAIL/PUSHDO, totaling to more than 18,000 messages seen in a single day. CUTWAIL/PUSHDO has been in […]
Post from: Trendlabs Security Intelligence Blog – by Trend Micro