Threat Group Cards: A Threat Actor Encyclopedia Archived: 2026-04-05 19:01:01 UTC Home > List all groups > List all tools > List all groups using tool RARSTONE Tool: RARSTONE Names RARSTONE Category Malware Type Backdoor, Info stealer, Exfiltration Description (Trend Micro) The new sample detected by Trend Micro as BKDR_RARSTONE.A is similar (but not) PlugX, as it directly loads a backdoor “file” in memory without dropping any “file”. However, as we proceeded with our analysis, we found that BKDR_RARSTONE has some tricks of its own. Information MITRE ATT&CK AlienVault OTX Last change to this tool card: 13 June 2020 Download this tool card in JSON format All groups using tool RARSTONE Changed Name Country Observed APT groups Naikon, Lotus Panda 2010-Apr 2022 1 group listed (1 APT, 0 other, 0 unknown) Source: https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=fd4b3d40-a16d-4451-bcc9-d620176310e1 https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=fd4b3d40-a16d-4451-bcc9-d620176310e1 Page 1 of 1