has used public sites such as github.com and sendspace.com to upload files and then download them to victim computers.(Citation: PTSecurity Cobalt Group Aug 2017)(Citation: PTSecurity Cobalt Dec 2016) The group's JavaScript backdoor is also capable of downloading files.
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request. ### Instruction: List the MITRE techniques contained in the text. ### Input: has used public sites such as github.com and sendspace.com to upload files and then download them to victim computers.(Citation: PTSecurity Cobalt Group Aug 2017)(Citation: PTSecurity Cobalt Dec 2016) The group's JavaScript backdoor is also capable of downloading files. ### Response: T1105.