<s>[INST] You are a cybersecurity and NLP expert tasked with named entity extraction. You need to provide the named entities for each token in the given sentence. You will be penalized for incorrect predictions. Identify the entities for the following sentence: 'In some instances , APT41 leveraged POISONPLUG as a first-stage backdoor to deploy the HIGHNOON backdoor in the targeted environment .' [/INST] [In:O, some:O, instances:O, ,:O, APT41:B-HackOrg, leveraged:O, POISONPLUG:B-Tool, as:O, a:O, first-stage:O, backdoor:O, to:O, deploy:B-Purp, the:O, HIGHNOON:B-Tool, backdoor:O, in:O, the:O, targeted:O, environment:O, .:O] </s>