Fix issue with undefined strings
Fix issue with undefined strings

VirusTotal/yara,0x0mar/yara,pombredanne/yara,smaudet/yara,tanium/yara,foreni-packages/yara,cblichmann/yara,MeteorAdminz/yara,rayyang2000/yara,wxsBSD/yara,pombredanne/yara,jpypi/yara,digideskio/yara,jshufelt/yara,beikezcs/yara,msuvajac/yara,pombredanne/yara,tanium/yara,wxsBSD/yara,VirusTotal/yara,msuvajac/yara,frbapolkosnik/yara,tdr130/yara,0x0mar/yara,jshufelt/yara,cblichmann/yara,tdr130/yara,digideskio/yara,pombredanne/yara,wxsBSD/yara,rayyang2000/yara,VirusTotal/yara,plusvic/yara,Security513/yara,bmagistro/yara,jpypi/yara,mgoffin/yara,binsrc/yara,kallanreed/yara,kallanreed/yara,VirusTotal/yara,smaudet/yara,plusvic/yara,Security513/yara,jshufelt/yara,mgoffin/yara,binsrc/yara,cblichmann/yara,plusvic/yara,digideskio/yara,hillu/yara,frbapolkosnik/yara,mgoffin/yara,rednaga/yara,0x0mar/yara,beikezcs/yara,digideskio/yara,smaudet/yara,wxsBSD/yara,binsrc/yara,msuvajac/yara,0x0mar/yara,MeteorAdminz/yara,rayyang2000/yara,frbapolkosnik/yara,hillu/yara,foreni-packages/yara,hillu/yara,tanium/yara,bmagistro/yara,plusvic/yara,beikezcs/yara,Security513/yara,jshufelt/yara,bmagistro/yara,rednaga/yara,neatsun/yara,jpypi/yara,binsrc/yara,cblichmann/yara,cblichmann/yara,smaudet/yara,neatsun/yara,plusvic/yara,VirusTotal/yara,kallanreed/yara,hillu/yara,mgoffin/yara,frbapolkosnik/yara,neatsun/yara,pombredanne/yara,hillu/yara,foreni-packages/yara,tdr130/yara,rednaga/yara,wxsBSD/yara,MeteorAdminz/yara