Analysis Overview
SHA256
80be879b8377c8c269c366c456d2fcc0336825b0424bee4c20e129e2e1ed8969
Threat Level: Known bad
The file 80be879b8377c8c269c366c456d2fcc0336825b0424bee4c20e129e2e1ed8969.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
Changes its process name
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-22 01:39
Signatures
Mirai family
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-22 01:39
Reported
2024-04-22 01:41
Platform
debian9-armhf-20240226-en
Max time kernel
132s
Max time network
151s
Command Line
Signatures
Deletes Audit logs
| Description | Indicator | Process | Target |
| File deleted | /var/log/audit/audit.log | /tmp/80be879b8377c8c269c366c456d2fcc0336825b0424bee4c20e129e2e1ed8969.elf | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | /tmp/80be879b8377c8c269c366c456d2fcc0336825b0424bee4c20e129e2e1ed8969.elf | N/A |
Deletes system logs
| Description | Indicator | Process | Target |
| File deleted | /var/log/syslog | /tmp/80be879b8377c8c269c366c456d2fcc0336825b0424bee4c20e129e2e1ed8969.elf | N/A |
Modifies Watchdog functionality
| Description | Indicator | Process | Target |
| File opened for modification | /dev/watchdog | /tmp/80be879b8377c8c269c366c456d2fcc0336825b0424bee4c20e129e2e1ed8969.elf | N/A |
| File opened for modification | /dev/misc/watchdog | /tmp/80be879b8377c8c269c366c456d2fcc0336825b0424bee4c20e129e2e1ed8969.elf | N/A |
Deletes log files
| Description | Indicator | Process | Target |
| File deleted | /var/log/daemon.log | /tmp/80be879b8377c8c269c366c456d2fcc0336825b0424bee4c20e129e2e1ed8969.elf | N/A |
Changes its process name
| Description | Indicator | Process | Target |
| Changes the process name, possibly in an attempt to hide itself | uiobwsm3rq4b2s5f1rbv | /tmp/80be879b8377c8c269c366c456d2fcc0336825b0424bee4c20e129e2e1ed8969.elf | N/A |
Processes
/tmp/80be879b8377c8c269c366c456d2fcc0336825b0424bee4c20e129e2e1ed8969.elf
[/tmp/80be879b8377c8c269c366c456d2fcc0336825b0424bee4c20e129e2e1ed8969.elf]
Network
| Country | Destination | Domain | Proto |
| US | 1.1.1.1:53 | tcpdown.su | udp |
| US | 1.1.1.1:53 | tcpdown.su|q� | udp |
| US | 1.1.1.1:53 | tcpdown.su|q� | udp |
| US | 1.1.1.1:53 | tcpdown.su|q� | udp |
| US | 1.1.1.1:53 | tcpdown.su|q� | udp |
| US | 1.1.1.1:53 | tcpdown.su|q� | udp |
| US | 104.168.32.17:21425 | 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 |
| 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 |