Honeypot attack session (period 2021_2022), commands issued:
enable
system
shell
sh
cat /proc/mounts; /bin/busybox FRCCU
cd /dev/shm; cat .s || cp /bin/echo .s; /bin/busybox FRCCU
tftp; wget; /bin/busybox FRCCU
dd bs=52 count=1 if=.s || cat .s || while read i; do echo $i; done < .s
/bin/busybox FRCCU
rm .s; exit
cat /proc/mounts; /bin/busybox VEOON
cd /dev/shm; cat .s || cp /bin/echo .s; /bin/busybox VEOON
tftp; wget; /bin/busybox VEOON
/bin/busybox VEOON

MITRE ATT&CK techniques observed:
T1059 Command and Scripting Interpreter
T1082 System Information Discovery
T1059 Command and Scripting Interpreter
T1083 File and Directory Discovery
T1036 Masquerading
T1059 Command and Scripting Interpreter
T1105 Ingress Tool Transfer
T1059 Command and Scripting Interpreter
T1005 Data from Local System
T1059 Command and Scripting Interpreter
T1070 Indicator Removal
T1082 System Information Discovery
T1059 Command and Scripting Interpreter
T1083 File and Directory Discovery
T1036 Masquerading
T1059 Command and Scripting Interpreter
T1105 Ingress Tool Transfer
T1059 Command and Scripting Interpreter