Malware Analysis Report

2025-08-05 09:11

Sample ID 240402-ew4s8sgh75
Target 83686f02f75edf71aebe8750717fc642_JaffaCakes118
SHA256 a16711e388fd2917c761627f34467122df13cfc6b8c5c5e3fc86c192f0ed1918
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

a16711e388fd2917c761627f34467122df13cfc6b8c5c5e3fc86c192f0ed1918

Threat Level: Known bad

The file 83686f02f75edf71aebe8750717fc642_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

gafgyt

Detected Gafgyt variant

Gafgyt family

Changes its process name

Modifies Watchdog functionality

Reads system routing table

Reads system network configuration

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-02 04:18

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 04:18

Reported

2024-04-02 04:20

Platform

debian9-armhf-20240226-en

Max time kernel

145s

Max time network

141s

Command Line

[/tmp/83686f02f75edf71aebe8750717fc642_JaffaCakes118]

Signatures

Changes its process name

Description Indicator Process Target
Changes the process name, possibly in an attempt to hide itself sshd /tmp/83686f02f75edf71aebe8750717fc642_JaffaCakes118 N/A

Modifies Watchdog functionality

Description Indicator Process Target
File opened for modification /dev/misc/watchdog N/A N/A
File opened for modification /dev/watchdog N/A N/A

Reads system routing table

Description Indicator Process Target
File opened for reading /proc/net/route /tmp/83686f02f75edf71aebe8750717fc642_JaffaCakes118 N/A

Reads system network configuration

Description Indicator Process Target
File opened for reading /proc/net/route /tmp/83686f02f75edf71aebe8750717fc642_JaffaCakes118 N/A

Processes

/tmp/83686f02f75edf71aebe8750717fc642_JaffaCakes118

[/tmp/83686f02f75edf71aebe8750717fc642_JaffaCakes118]

Network

Country Destination Domain Proto
LU 104.244.77.57:666 tcp
LU 104.244.77.57:666 tcp
LU 104.244.77.57:666 tcp
LU 104.244.77.57:666 tcp
LU 104.244.77.57:666 tcp
LU 104.244.77.57:666 tcp
LU 104.244.77.57:666 tcp
LU 104.244.77.57:666 tcp

Files

N/A