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177.194.5.227 has a high threat confidence level of 74%, originating from Campinas, Brazil, on the Claro NXT Telecomunicacoes Ltda network (28573). It has been observed across 11 sessions targeting TELNET, with detected attack patterns including telnet shell escalation with busybox execution attempt, First observed on January 24, 2026, most recently active February 22, 2026.
Telnet session exhibiting privilege escalation and shell breakout commands (enable, system, shell, sh) followed by execution of /bin/busybox with a non-standard or arbitrary applet name. The sequence indicates an attempt to escape restricted CLI environments and execute a staged or randomly named payload via BusyBox. The presence of an unknown BusyBox applet strongly suggests automated bot deployment logic rather than legitimate administrative activity.