Analysis
- max time kernel
149s - max time network
144s - platform
ubuntu-18.04_amd64 - resource
ubuntu1804-amd64-20260513-en - resource tags
- submitted
02/07/2026, 18:24
General
- Target caa9408fdf9272b4a2c02061218f78c96124608dd23694cfc19ab0747ec1a43c.elf
- Size 5.6MB
- Sample260702-w15prsb121
- SHA256 caa9408fdf9272b4a2c02061218f78c96124608dd23694cfc19ab0747ec1a43c
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 2 IoCs
- Modifies Bash startup script 2 TTPs 3 IoCs
- Enumerates kernel/hardware configuration 1 TTPs 3 IoCs
Reads contents of /sys virtual filesystem to enumerate system information.
- Reads runtime system information 2 IoCs
Reads data from /proc virtual filesystem.
Processes
-
/tmp/caa9408fdf9272b4a2c02061218f78c96124608dd23694cfc19ab0747ec1a43c.elf/tmp/caa9408fdf9272b4a2c02061218f78c96124608dd23694cfc19ab0747ec1a43c.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
1Replay Monitor
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Downloads
sysd