Malware Analysis Report

2025-01-23 14:19

Sample ID 240829-ry481ayejk
Target sshd.01
SHA256 d72ea22e6f35e848a2e5870863e410f0434013ad43c3f5b6935168fc07c7d7b0
Tags
antivm evasion
score
6/10

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
6/10

SHA256

d72ea22e6f35e848a2e5870863e410f0434013ad43c3f5b6935168fc07c7d7b0

Threat Level: Shows suspicious behavior

The file sshd.01 was found to be: Shows suspicious behavior.

Malicious Activity Summary

antivm evasion

Checks mountinfo of local process

Reads hardware information

Reads list of loaded kernel modules

Checks CPU configuration

Enumerates kernel/hardware configuration

Reads runtime system information

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-29 14:37

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-29 14:37

Reported

2024-08-29 14:38

Platform

ubuntu2004-amd64-20240611-en

Max time kernel

70s

Max time network

79s

Command Line

[/tmp/sshd.01]

Signatures

Checks mountinfo of local process

antivm
Description Indicator Process Target
File opened for reading /proc/1/mountinfo /tmp/sshd.01 N/A

Reads hardware information

Description Indicator Process Target
File opened for reading /sys/class/dmi/id/product_uuid /tmp/sshd.01 N/A

Reads list of loaded kernel modules

evasion
Description Indicator Process Target
File opened for reading /proc/modules /tmp/sshd.01 N/A

Checks CPU configuration

antivm
Description Indicator Process Target
File opened for reading /proc/cpuinfo /tmp/sshd.01 N/A

Enumerates kernel/hardware configuration

Description Indicator Process Target
File opened for reading /sys/kernel/mm/transparent_hugepage/hpage_pmd_size /tmp/sshd.01 N/A

Reads runtime system information

Description Indicator Process Target
File opened for reading /proc/1/environ /tmp/sshd.01 N/A
File opened for reading /proc/self/cgroup /tmp/sshd.01 N/A
File opened for reading /proc/filesystems /tmp/sshd.01 N/A
File opened for reading /proc/1/stat /tmp/sshd.01 N/A
File opened for reading /proc/1/comm /tmp/sshd.01 N/A
File opened for reading /proc/stat /tmp/sshd.01 N/A
File opened for reading /proc/bus/pci/devices /tmp/sshd.01 N/A
File opened for reading /proc/self/status /tmp/sshd.01 N/A

Processes

/tmp/sshd.01

[/tmp/sshd.01]

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
CN 47.94.143.163:443 tcp
US 1.1.1.1:53 connectivity-check.ubuntu.com udp
CN 39.106.13.202:443 tcp
CN 47.93.47.186:443 tcp
CN 59.110.226.246:443 tcp
CN 47.94.200.23:443 tcp
CN 47.94.143.163:443 tcp
CN 39.106.13.202:443 tcp
CN 47.93.47.186:443 tcp

Files

N/A