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It is not easy to find such sites in those states. Obvious target is universities, for example UUM in Kedah and UNIMAP in Perlis, but those sites are not ping-able. One way is to approach these universities and explain to them about PingER project and request for the ping packet to be enable.
Spreadsheet of min-RTT from SLAC to Malaysia dec 2014
Presentation on MYREN, by Kamal Hisham, MYREN NOC, kamal@myren.net.my, given at Internet2 meeting Indianapolois, 2014
Spreadsheets for 2013-2014