Malware Analysis Report

2025-03-15 06:16

Sample ID 240521-rjpvrsgg28
Target c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf
SHA256 c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921
Tags
mirai lzrd botnet upx
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

c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921

Threat Level: Known bad

The file c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf was found to be: Known bad.

Malicious Activity Summary

mirai lzrd botnet upx

Mirai

Modifies Watchdog functionality

UPX packed file

Enumerates running processes

Writes file to system bin folder

Reads runtime system information

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-21 14:13

Signatures

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-21 14:13

Reported

2024-05-21 14:16

Platform

ubuntu2004-amd64-20240508-en

Max time kernel

149s

Max time network

131s

Command Line

[/tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf]

Signatures

Mirai

botnet mirai

Modifies Watchdog functionality

Description Indicator Process Target
File opened for modification /dev/watchdog /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for modification /dev/misc/watchdog /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A

Enumerates running processes

Writes file to system bin folder

Description Indicator Process Target
File opened for modification /sbin/watchdog /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for modification /bin/watchdog /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A

Reads runtime system information

Description Indicator Process Target
File opened for reading /proc/949/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1320/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/453/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1019/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1079/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/609/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/909/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1115/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/495/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/780/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/805/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1123/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1041/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1084/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1094/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1101/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1421/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/492/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/498/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1033/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1144/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1157/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/499/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/636/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/670/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1071/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1105/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/586/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/903/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/939/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/452/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1073/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1177/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/533/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/900/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/962/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/539/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/557/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/567/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/775/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/797/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/437/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/438/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/519/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/894/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1074/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/482/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/686/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1069/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1379/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1240/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1384/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/639/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1050/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1070/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1279/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/799/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/448/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/758/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1075/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1088/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/1305/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/577/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A
File opened for reading /proc/668/cmdline /tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf N/A

Processes

/tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf

[/tmp/c299fcbb537bcaafbff331bf5369858ffa3a6a7d988884bffe8d6d0facb86921.elf]

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
NL 185.150.26.232:3778 tcp
US 1.1.1.1:53 connectivity-check.ubuntu.com udp
US 1.1.1.1:53 connectivity-check.ubuntu.com udp

Files

memory/1381-1-0x0000000008048000-0x0000000008059830-memory.dmp