Malware Analysis Report

2025-06-15 23:35

Sample ID 241031-q7s2na1kgl
Target 83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118
SHA256 80c4f47b95d503b844e8eed23b1298b757fb63e2a0ec40e578f86db8e778278a
Tags
bootkit discovery persistence
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

80c4f47b95d503b844e8eed23b1298b757fb63e2a0ec40e578f86db8e778278a

Threat Level: Shows suspicious behavior

The file 83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

bootkit discovery persistence

Checks computer location settings

Writes to the Master Boot Record (MBR)

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious use of SetWindowsHookEx

Modifies registry class

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-31 13:54

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-31 13:54

Reported

2024-10-31 13:57

Platform

win7-20241010-en

Max time kernel

122s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118.exe"

Signatures

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PhysicalDrive0 C:\Users\Admin\AppData\Local\Temp\83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.key C:\Users\Admin\AppData\Local\Temp\83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ C:\Users\Admin\AppData\Local\Temp\83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" C:\Users\Admin\AppData\Local\Temp\83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 dl.elex.soft365.com udp
US 8.8.8.8:53 www.twonext.com udp
US 103.224.182.240:80 www.twonext.com tcp
US 103.224.182.240:80 www.twonext.com tcp
US 103.224.182.240:80 www.twonext.com tcp
US 103.224.182.240:80 www.twonext.com tcp
US 103.224.182.240:80 www.twonext.com tcp
US 103.224.182.240:80 www.twonext.com tcp

Files

memory/2872-0-0x0000000000400000-0x000000000051B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\eIntaller\581C551253694edc9F37C03841D2DF8C\Config.ini

MD5 f76305592e685e01ef57d14fde2aa28d
SHA1 0791781f1e510069ebe756aeaa53831c0995bea4
SHA256 7e6610923ae8706ccead6afb7eb783884c9c7565ff1dd2e8b2b7cebd2d5f4a2a
SHA512 0334f7eca562f272666d254e6594d0402980139971cec3f3e6cd9d24fbc7b84579bd56e2849e2c9bad90f4f0b708c1af21a033227e7c8e6a01cc5ab56dcb8a9a

memory/2872-12-0x0000000000930000-0x0000000000935000-memory.dmp

memory/2872-11-0x0000000000930000-0x0000000000931000-memory.dmp

memory/2872-10-0x0000000000930000-0x0000000000931000-memory.dmp

memory/2872-9-0x0000000000930000-0x0000000000931000-memory.dmp

memory/2872-8-0x0000000000930000-0x0000000000931000-memory.dmp

memory/2872-7-0x0000000000930000-0x0000000000931000-memory.dmp

memory/2872-6-0x0000000000930000-0x0000000000931000-memory.dmp

memory/2872-5-0x0000000000930000-0x0000000000931000-memory.dmp

memory/2872-4-0x0000000000930000-0x0000000000931000-memory.dmp

memory/2872-3-0x0000000000930000-0x0000000000931000-memory.dmp

memory/2872-2-0x0000000000930000-0x0000000000931000-memory.dmp

memory/2872-1-0x0000000000930000-0x0000000000931000-memory.dmp

memory/2872-28-0x0000000001F90000-0x0000000001F91000-memory.dmp

memory/2872-27-0x0000000001F80000-0x0000000001F81000-memory.dmp

memory/2872-35-0x0000000001F60000-0x0000000001F61000-memory.dmp

memory/2872-34-0x0000000001F70000-0x0000000001F71000-memory.dmp

memory/2872-33-0x0000000001F50000-0x0000000001F51000-memory.dmp

memory/2872-32-0x0000000000240000-0x0000000000241000-memory.dmp

memory/2872-31-0x0000000000230000-0x0000000000231000-memory.dmp

memory/2872-30-0x0000000001F40000-0x0000000001F41000-memory.dmp

memory/2872-29-0x0000000000920000-0x0000000000921000-memory.dmp

memory/2872-36-0x0000000000400000-0x000000000051B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-31 13:54

Reported

2024-10-31 13:57

Platform

win10v2004-20241007-en

Max time kernel

140s

Max time network

138s

Command Line

"C:\Users\Admin\AppData\Local\Temp\83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118.exe"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118.exe N/A

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PhysicalDrive0 C:\Users\Admin\AppData\Local\Temp\83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.key C:\Users\Admin\AppData\Local\Temp\83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ C:\Users\Admin\AppData\Local\Temp\83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" C:\Users\Admin\AppData\Local\Temp\83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\83358ea41c0b423fa18db219ebd82ee7_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 dl.elex.soft365.com udp
US 8.8.8.8:53 www.twonext.com udp
US 103.224.182.240:80 www.twonext.com tcp
US 103.224.182.240:80 www.twonext.com tcp
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 240.182.224.103.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.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 26.35.223.20.in-addr.arpa udp
US 103.224.182.240:80 www.twonext.com tcp
US 103.224.182.240:80 www.twonext.com tcp
US 8.8.8.8:53 dl.elex.soft365.com udp
US 103.224.182.240:80 www.twonext.com tcp
US 103.224.182.240:80 www.twonext.com tcp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 107.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 106.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp

Files

memory/4112-0-0x0000000000400000-0x000000000051B000-memory.dmp

memory/4112-34-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-35-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-42-0x00000000024E0000-0x00000000024E1000-memory.dmp

memory/4112-57-0x00000000024A0000-0x00000000024A1000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\eIntaller\77F1994E321045db9F59B9EF736A3A0B\Config.ini

MD5 f76305592e685e01ef57d14fde2aa28d
SHA1 0791781f1e510069ebe756aeaa53831c0995bea4
SHA256 7e6610923ae8706ccead6afb7eb783884c9c7565ff1dd2e8b2b7cebd2d5f4a2a
SHA512 0334f7eca562f272666d254e6594d0402980139971cec3f3e6cd9d24fbc7b84579bd56e2849e2c9bad90f4f0b708c1af21a033227e7c8e6a01cc5ab56dcb8a9a

memory/4112-56-0x00000000024B0000-0x00000000024B1000-memory.dmp

memory/4112-55-0x0000000002490000-0x0000000002491000-memory.dmp

memory/4112-54-0x00000000007B0000-0x00000000007B1000-memory.dmp

memory/4112-53-0x00000000007A0000-0x00000000007A1000-memory.dmp

memory/4112-52-0x0000000002480000-0x0000000002481000-memory.dmp

memory/4112-50-0x00000000024C0000-0x00000000024C1000-memory.dmp

memory/4112-3-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-49-0x00000000024E0000-0x00000000024E1000-memory.dmp

memory/4112-48-0x00000000024E0000-0x00000000024E1000-memory.dmp

memory/4112-47-0x00000000024E0000-0x00000000024E1000-memory.dmp

memory/4112-46-0x00000000024E0000-0x00000000024E1000-memory.dmp

memory/4112-45-0x00000000024E0000-0x00000000024E1000-memory.dmp

memory/4112-44-0x00000000024E0000-0x00000000024E1000-memory.dmp

memory/4112-43-0x00000000024E0000-0x00000000024E1000-memory.dmp

memory/4112-41-0x00000000024E0000-0x00000000024E1000-memory.dmp

memory/4112-40-0x00000000024E0000-0x00000000024E1000-memory.dmp

memory/4112-39-0x00000000024E0000-0x00000000024E1000-memory.dmp

memory/4112-38-0x00000000024E0000-0x00000000024E1000-memory.dmp

memory/4112-37-0x00000000024C0000-0x00000000024C1000-memory.dmp

memory/4112-36-0x0000000002470000-0x0000000002475000-memory.dmp

memory/4112-51-0x0000000002460000-0x0000000002461000-memory.dmp

memory/4112-33-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-32-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-31-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-30-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-29-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-28-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-27-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-26-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-25-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-24-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-23-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-22-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-21-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-20-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-19-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-18-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-17-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-16-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-15-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-14-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-13-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-12-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-11-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-10-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-9-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-8-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-7-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-6-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-5-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-4-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-2-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-1-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-72-0x0000000000400000-0x000000000051B000-memory.dmp

memory/4112-73-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4112-74-0x00000000024E0000-0x00000000024E1000-memory.dmp