Malware Analysis Report

2024-11-15 05:16

Sample ID 240418-wcvjwsbh2v
Target bc86183c67db69ea5c83b7a596a6cc21.elf
SHA256 57387202c335220f7e19bbb08758a735d3307ae45e3fbe6ee1e1bffe9e3da53d
Tags
mirai mirai
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

57387202c335220f7e19bbb08758a735d3307ae45e3fbe6ee1e1bffe9e3da53d

Threat Level: Known bad

The file bc86183c67db69ea5c83b7a596a6cc21.elf was found to be: Known bad.

Malicious Activity Summary

mirai mirai

Mirai family

Changes its process name

Deletes itself

Modifies Watchdog functionality

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-18 17:47

Signatures

Mirai family

mirai

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-18 17:47

Reported

2024-04-18 17:49

Platform

debian9-armhf-20240226-en

Max time kernel

140s

Max time network

143s

Command Line

[/tmp/bc86183c67db69ea5c83b7a596a6cc21.elf]

Signatures

Changes its process name

Description Indicator Process Target
Changes the process name, possibly in an attempt to hide itself ojl7rwf2gmbc /tmp/bc86183c67db69ea5c83b7a596a6cc21.elf N/A

Deletes itself

Description Indicator Process Target
N/A N/A /tmp/bc86183c67db69ea5c83b7a596a6cc21.elf N/A

Modifies Watchdog functionality

Description Indicator Process Target
File opened for modification /dev/watchdog /tmp/bc86183c67db69ea5c83b7a596a6cc21.elf N/A
File opened for modification /dev/misc/watchdog /tmp/bc86183c67db69ea5c83b7a596a6cc21.elf N/A

Processes

/tmp/bc86183c67db69ea5c83b7a596a6cc21.elf

[/tmp/bc86183c67db69ea5c83b7a596a6cc21.elf]

Network

Country Destination Domain Proto
US 1.1.1.1:53 tcpdown.su udp
US 1.1.1.1:53 tcpdown.su( udp
US 1.1.1.1:53 tcpdown.su( udp
US 1.1.1.1:53 tcpdown.su( udp
US 1.1.1.1:53 tcpdown.su( udp
US 1.1.1.1:53 tcpdown.su( udp
BG 185.216.70.250:21425 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
AE 92.96.162.131:80 udp

Files

N/A