Malware Analysis Report

2025-08-05 23:59

Sample ID 240402-bmntwach65
Target 8ffa8c43fdc61c96e1a017be3eadff98e0f9d35f08ee9ecdd6da7bf2776d730a.elf
SHA256 8ffa8c43fdc61c96e1a017be3eadff98e0f9d35f08ee9ecdd6da7bf2776d730a
Tags
gafgyt
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

8ffa8c43fdc61c96e1a017be3eadff98e0f9d35f08ee9ecdd6da7bf2776d730a

Threat Level: Known bad

The file 8ffa8c43fdc61c96e1a017be3eadff98e0f9d35f08ee9ecdd6da7bf2776d730a.elf was found to be: Known bad.

Malicious Activity Summary

gafgyt

Detected Gafgyt variant

Gafgyt family

Changes its process name

Writes DNS configuration

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-02 01:15

Signatures

Detected Gafgyt variant

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

Gafgyt family

gafgyt

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-02 01:15

Reported

2024-04-02 01:18

Platform

ubuntu2004-amd64-20240221-en

Max time kernel

147s

Max time network

133s

Command Line

[/tmp/8ffa8c43fdc61c96e1a017be3eadff98e0f9d35f08ee9ecdd6da7bf2776d730a.elf]

Signatures

Changes its process name

Description Indicator Process Target
Changes the process name, possibly in an attempt to hide itself N/A /tmp/8ffa8c43fdc61c96e1a017be3eadff98e0f9d35f08ee9ecdd6da7bf2776d730a.elf N/A

Writes DNS configuration

Description Indicator Process Target
File opened for modification /etc/resolv.conf N/A N/A

Processes

/tmp/8ffa8c43fdc61c96e1a017be3eadff98e0f9d35f08ee9ecdd6da7bf2776d730a.elf

[/tmp/8ffa8c43fdc61c96e1a017be3eadff98e0f9d35f08ee9ecdd6da7bf2776d730a.elf]

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
CA 104.234.204.151:1 tcp
US 8.8.8.8:53 _https._tcp.deb.nodesource.com udp
US 8.8.8.8:53 _http._tcp.security.ubuntu.com udp
US 8.8.8.8:53 _http._tcp.nl.archive.ubuntu.com udp
US 8.8.8.8:53 deb.nodesource.com udp
US 8.8.8.8:53 security.ubuntu.com udp
US 8.8.8.8:53 nl.archive.ubuntu.com udp
US 91.189.91.81:80 security.ubuntu.com tcp
US 104.22.5.26:443 deb.nodesource.com tcp
NL 213.136.12.213:80 nl.archive.ubuntu.com tcp
NL 213.136.12.213:80 nl.archive.ubuntu.com tcp
US 1.1.1.1:53 connectivity-check.ubuntu.com udp
NL 213.136.12.213:80 nl.archive.ubuntu.com tcp
US 8.8.8.8:53 _https._tcp.motd.ubuntu.com udp
US 8.8.8.8:53 motd.ubuntu.com udp
IE 54.171.230.55:443 motd.ubuntu.com tcp
US 8.8.8.8:53 _https._tcp.esm.ubuntu.com udp
US 8.8.8.8:53 esm.ubuntu.com udp
GB 185.125.190.23:443 esm.ubuntu.com tcp
US 8.8.8.8:53 cdn.fwupd.org udp
US 151.101.2.49:443 cdn.fwupd.org tcp
NL 213.136.12.213:80 nl.archive.ubuntu.com tcp
US 8.8.8.8:53 cdn.fwupd.org udp
US 151.101.2.49:443 cdn.fwupd.org tcp
NL 213.136.12.213:80 nl.archive.ubuntu.com tcp
NL 213.136.12.213:80 nl.archive.ubuntu.com tcp
NL 213.136.12.213:80 nl.archive.ubuntu.com tcp
NL 213.136.12.213:80 nl.archive.ubuntu.com tcp
NL 213.136.12.213:80 nl.archive.ubuntu.com tcp
NL 213.136.12.213:80 nl.archive.ubuntu.com tcp
NL 213.136.12.213:80 nl.archive.ubuntu.com tcp
NL 213.136.12.213:80 nl.archive.ubuntu.com tcp
NL 213.136.12.213:80 nl.archive.ubuntu.com tcp
NL 213.136.12.213:80 nl.archive.ubuntu.com tcp
US 1.1.1.1:53 connectivity-check.ubuntu.com udp

Files

N/A