General
- Target arm7.urbotnetisass.elf
- Size 232KB
- Sample251002-2blhgsv1bw
- SHA256 cbbc768c826536615593040b59c54b05412ce8afd5d1db669db4b24afd275c9c
- MD5 328b2b65bd4506563b5ac5191515430a
- SHA1 a5a6e24f1a7f7fa2406a1d011caa44d950299178
- SHA512 7586951d8c77964d38c0f8303dbd928e512b79a84d659546f60bcfad064a9d2ab41b788dbfc47f562d0d1963e1e072eb9caa0f18923e9d768566b8ac12e055c3
- SSDEEP 6144:1hWIa+cu//ptHjRw2plUKSdgCtEf1r68bupeMfi3Lrw:XWIaVu//ptHjRTClBWgQupeMfivw
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
arm7.urbotnetisass.elf
Resource
debian12-armhf-20250619-en
Malware Config
Targets
-
- Target arm7.urbotnetisass.elf
- Size 232KB
- SHA256 cbbc768c826536615593040b59c54b05412ce8afd5d1db669db4b24afd275c9c
- MD5 328b2b65bd4506563b5ac5191515430a
- SHA1 a5a6e24f1a7f7fa2406a1d011caa44d950299178
- SHA512 7586951d8c77964d38c0f8303dbd928e512b79a84d659546f60bcfad064a9d2ab41b788dbfc47f562d0d1963e1e072eb9caa0f18923e9d768566b8ac12e055c3
- SSDEEP 6144:1hWIa+cu//ptHjRw2plUKSdgCtEf1r68bupeMfi3Lrw:XWIaVu//ptHjRTClBWgQupeMfivw
- MD5 SHA1 SHA512 SSDEEP
-
Modifies Watchdog functionality
Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.
-
Checks mountinfo of local process
Checks mountinfo of running processes which indicate if it is running in chroot jail.
-
Creates/modifies Cron job
Cron allows running tasks on a schedule, and is commonly used for malware persistence.
-
Creates/modifies environment variables
Creating/modifying environment variables is a common persistence mechanism.
-
Enumerates running processes
Discovers information about currently running processes on the system
-
Reads list of loaded kernel modules
Reads the list of currently loaded kernel modules, possibly to detect virtual environments.
-
Write file to user bin folder
-
Writes file to system bin folder
-
Modifies Bash startup script
-
Reads process memory
Read the memory of a process through the /proc virtual filesystem. This can be used to steal credentials.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Unix Shell
1Scheduled Task/Job
1Cron
1Persistence
Boot or Logon Autostart Execution
2Boot or Logon Initialization Scripts
1RC Scripts
1Event Triggered Execution
1Unix Shell Configuration Modification
1Hijack Execution Flow
1Path Interception by PATH Environment Variable
1Scheduled Task/Job
1Cron
1Privilege Escalation
Boot or Logon Autostart Execution
2Boot or Logon Initialization Scripts
1RC Scripts
1Event Triggered Execution
1Unix Shell Configuration Modification
1Hijack Execution Flow
1Path Interception by PATH Environment Variable
1Scheduled Task/Job
1Cron
1Defense Evasion
Hijack Execution Flow
1Path Interception by PATH Environment Variable
1Impair Defenses
1Indicator Removal
2Clear Linux or Mac System Logs
2Virtualization/Sandbox Evasion
3System Checks
2