Analysis Overview
SHA256
6505817926dec0a60b2615bc0588794775579b3ffbca26096036ad6b9756c831
Threat Level: Known bad
The file 6505817926dec0a60b2615bc0588794775579b3ffbca26096036ad6b9756c831.elf was found to be: Known bad.
Malicious Activity Summary
Mirai family
Deletes Audit logs
Deletes itself
Deletes system logs
Modifies Watchdog functionality
Deletes log files
Enumerates running processes
Changes its process name
Reads runtime system information
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-22 01:29
Signatures
Mirai family
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-22 01:29
Reported
2024-04-22 01:32
Platform
debian9-armhf-20240226-en
Max time kernel
82s
Max time network
132s
Command Line
Signatures
Deletes Audit logs
| Description | Indicator | Process | Target |
| File deleted | /var/log/audit/audit.log | /tmp/6505817926dec0a60b2615bc0588794775579b3ffbca26096036ad6b9756c831.elf | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | /tmp/6505817926dec0a60b2615bc0588794775579b3ffbca26096036ad6b9756c831.elf | N/A |
Deletes system logs
| Description | Indicator | Process | Target |
| File deleted | /var/log/syslog | /tmp/6505817926dec0a60b2615bc0588794775579b3ffbca26096036ad6b9756c831.elf | N/A |
Modifies Watchdog functionality
| Description | Indicator | Process | Target |
| File opened for modification | /dev/watchdog | /tmp/6505817926dec0a60b2615bc0588794775579b3ffbca26096036ad6b9756c831.elf | N/A |
| File opened for modification | /dev/misc/watchdog | /tmp/6505817926dec0a60b2615bc0588794775579b3ffbca26096036ad6b9756c831.elf | N/A |
Deletes log files
| Description | Indicator | Process | Target |
| File deleted | /var/log/lastlog | /tmp/6505817926dec0a60b2615bc0588794775579b3ffbca26096036ad6b9756c831.elf | N/A |
| File deleted | /var/log/wtmp | /tmp/6505817926dec0a60b2615bc0588794775579b3ffbca26096036ad6b9756c831.elf | N/A |
| File deleted | /var/log/auth.log | /tmp/6505817926dec0a60b2615bc0588794775579b3ffbca26096036ad6b9756c831.elf | N/A |
| File deleted | /var/log/daemon.log | /tmp/6505817926dec0a60b2615bc0588794775579b3ffbca26096036ad6b9756c831.elf | N/A |
Enumerates running processes
Changes its process name
| Description | Indicator | Process | Target |
| Changes the process name, possibly in an attempt to hide itself | c02bq37sqcec84mmj3hg1ppcn74h | /tmp/6505817926dec0a60b2615bc0588794775579b3ffbca26096036ad6b9756c831.elf | N/A |
Reads runtime system information
Processes
/tmp/6505817926dec0a60b2615bc0588794775579b3ffbca26096036ad6b9756c831.elf
[/tmp/6505817926dec0a60b2615bc0588794775579b3ffbca26096036ad6b9756c831.elf]
Network
| Country | Destination | Domain | Proto |
| US | 1.1.1.1:53 | tcpdown.su | udp |
| US | 1.1.1.1:53 | tcpdown.su|��@��n | udp |
| US | 1.1.1.1:53 | tcpdown.su|��@��n | udp |
| US | 1.1.1.1:53 | tcpdown.su|��@��n | udp |
| US | 1.1.1.1:53 | tcpdown.su|��@��n | udp |
| US | 1.1.1.1:53 | tcpdown.su|��@��n | udp |
| US | 172.245.119.70:21425 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| US | 104.168.45.11:7722 | tcpdown.su | tcp |
| BR | 179.106.54.119:57569 | udp | |
| BR | 177.54.114.204:22834 | udp | |
| BR | 186.194.205.15:12259 | udp | |
| BR | 191.240.254.100:17176 | udp |