Malware believed to be associated with hacking group behind KHRAT backdoor Trojan. PLAINTEE and DDKONG malware used to target political entities primarily in Singapore and Cambodia. Malware used to deliver both malware with different infection vectors, including malicious macros inside Microsoft Office Excel file, HTA Loader, and DLL Loader. The final payload of both malware suggests that the purpose of the malware is to conduct cyber espionage on their political targets; instead of stealing money from their targets.
Source: https://thehackernews.com/2018/06/cyber-espionage-malware.html