Malware Analysis Report

2025-06-15 19:32

Sample ID 240602-bztkwsfa43
Target 8c79d2192f819933b4509949b675940c_JaffaCakes118
SHA256 242e68ba79a8b0cb053433b1789dbeaaaf71fb43ce845ba9b99fc72533ab2e26
Tags
discovery
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 Overview

score
7/10

SHA256

242e68ba79a8b0cb053433b1789dbeaaaf71fb43ce845ba9b99fc72533ab2e26

Threat Level: Shows suspicious behavior

The file 8c79d2192f819933b4509949b675940c_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery

Checks BIOS information in registry

Maps connected drives based on registry

Checks installed software on the system

Program crash

Modifies Internet Explorer settings

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-02 01:35

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-02 01:35

Reported

2024-06-02 01:37

Platform

win7-20240221-en

Max time kernel

118s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8c79d2192f819933b4509949b675940c_JaffaCakes118.exe"

Signatures

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\8c79d2192f819933b4509949b675940c_JaffaCakes118.exe N/A

Checks installed software on the system

discovery

Maps connected drives based on registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum C:\Users\Admin\AppData\Local\Temp\8c79d2192f819933b4509949b675940c_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\8c79d2192f819933b4509949b675940c_JaffaCakes118.exe N/A

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main C:\Users\Admin\AppData\Local\Temp\8c79d2192f819933b4509949b675940c_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8c79d2192f819933b4509949b675940c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\8c79d2192f819933b4509949b675940c_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 api.ultimagno.com udp
US 8.8.8.8:53 ssl.google-analytics.com udp
GB 142.250.200.40:443 ssl.google-analytics.com tcp
GB 142.250.200.40:443 ssl.google-analytics.com tcp

Files

memory/1176-0-0x0000000000400000-0x00000000005B5000-memory.dmp

memory/1176-28-0x0000000000400000-0x00000000005B5000-memory.dmp

memory/1176-29-0x0000000000400000-0x00000000005B5000-memory.dmp

memory/1176-30-0x0000000000400000-0x00000000005B5000-memory.dmp

memory/1176-31-0x0000000000400000-0x00000000005B5000-memory.dmp

memory/1176-32-0x0000000000400000-0x00000000005B5000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-02 01:35

Reported

2024-06-02 01:37

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8c79d2192f819933b4509949b675940c_JaffaCakes118.exe"

Signatures

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\8c79d2192f819933b4509949b675940c_JaffaCakes118.exe N/A

Checks installed software on the system

discovery

Maps connected drives based on registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum C:\Users\Admin\AppData\Local\Temp\8c79d2192f819933b4509949b675940c_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\8c79d2192f819933b4509949b675940c_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8c79d2192f819933b4509949b675940c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\8c79d2192f819933b4509949b675940c_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4612 -ip 4612

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4612 -ip 4612

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4612 -s 1156

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4612 -s 1908

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 api.ultimagno.com udp
US 8.8.8.8:53 ssl.google-analytics.com udp
GB 142.250.200.40:443 ssl.google-analytics.com tcp
GB 142.250.200.40:443 ssl.google-analytics.com tcp
US 8.8.8.8:53 40.200.250.142.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 35.169.217.172.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 210.143.182.52.in-addr.arpa udp

Files

memory/4612-0-0x0000000000400000-0x00000000005B5000-memory.dmp

memory/4612-1-0x00000000005AB000-0x00000000005AC000-memory.dmp

memory/4612-12-0x0000000000400000-0x00000000005B5000-memory.dmp