rule PDB_Arachnophobia { meta: Author = "mikesxrs" Description = "Looking for unique PDB strings" Reference = "https://www.threatconnect.com/where-there-is-smoke-there-is-fire-south-asian-cyber-espionage-heats-up/Operation Arachnophobia" Date = "2017-10-28" strings: $PDB1 = "C:\\Users\\Tranchulas\\Documents\\Visual Studio 2008\\Projects\\upload\\Release\\upload.pdb" $PDB2 = "C:\\Users\\Cath\\documents\\visual studio 2010\\Projects\\ExtractPDF\\Release\\ExtractPDF.pdb" $PDB3 = "C:\\Users\\Cath\\documents\\visual studio 2010\\Projects\\Start\\Release\\Start.pdb" $PDB4 = "C:\\Users\\Cert-India\\Documents\\Visual Studio 2008\\Projects\\ufile\\Release\\ufile.pdb" $PDB5 = "C:\\Users\\umairaziz27\\Documents\\Visual Studio 2008\\Projects\\usb\\Release\\usb.pdb" condition: any of them }