alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE QuickBooks Pop-Up Scam - Request for QB Download Locations"; flow:established,to_server; http.method; content:"POST"; http.uri; bsize:17; content:"/api/get-software"; http.request_body; bsize:19; content:"|7b 22|access|2d|token|22 3a 22 22 7d|"; reference:md5,2254df2f656b76071da28131b4eca9c4; reference:url,www.esentire.com/blog/threat-actors-using-fake-quickbooks-software-to-scam-organizations; classtype:command-and-control; sid:2049221; rev:1; metadata:attack_target Client_Endpoint, created_at 2023_11_16, deployment Perimeter, performance_impact Low, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_11_16; target:src_ip;)