Analysis
- max time kernel
149s - max time network
142s - platform
debian-12_armhf - resource
debian12-armhf-20260513-en - resource tags
- submitted
25/05/2026, 19:32
General
- Target arm5.elf
- Size 5.8MB
- Sample260525-x88bashz8z
- SHA256 04c9ca48157bdcc23cf19ebb9bd1aaaac0a5c1132dee7e0ee9c95939149302ca
Score
6/10
Malware Config
Signatures
- Creates/modifies environment variables 1 TTPs 3 IoCs
Creating/modifying environment variables is a common persistence mechanism.
- Write file to user bin folder 1 IoCs
- Modifies Bash startup script 2 TTPs 3 IoCs
- Enumerates kernel/hardware configuration 1 TTPs 2 IoCs
Reads contents of /sys virtual filesystem to enumerate system information.
- Reads runtime system information 4 IoCs
Reads data from /proc virtual filesystem.
Processes
-
/tmp/arm5.elf/tmp/arm5.elf1⤵
- Creates/modifies environment variables
- Write file to user bin folder
- Modifies Bash startup script
- Enumerates kernel/hardware configuration
- Reads runtime system information
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Event Triggered Execution
1Unix Shell Configuration Modification
1Hijack Execution Flow
1Path Interception by PATH Environment Variable
1Privilege Escalation
Boot or Logon Autostart Execution
1Event Triggered Execution
1Unix Shell Configuration Modification
1Hijack Execution Flow
1Path Interception by PATH Environment Variable
1