Malware Analysis Report

2025-08-06 01:38

Sample ID 241016-3wqhlszglb
Target 4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118
SHA256 eede0c35e494e17d8dea7109d7973f9449baf31d9fc3bbfd18467b3572182a14
Tags
bootkit discovery persistence
score
6/10

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
6/10

SHA256

eede0c35e494e17d8dea7109d7973f9449baf31d9fc3bbfd18467b3572182a14

Threat Level: Shows suspicious behavior

The file 4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

bootkit discovery persistence

Writes to the Master Boot Record (MBR)

Unsigned PE

System Location Discovery: System Language Discovery

Modifies registry class

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-16 23:52

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-16 23:52

Reported

2024-10-16 23:54

Platform

win7-20240903-en

Max time kernel

120s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_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\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe N/A

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\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\Software\Classes\Wow6432Node\CLSID\{F9BA1AA9-CAD4-4C14-BDE6-922DFF5F6F38} C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F9BA1AA9-CAD4-4C14-BDE6-922DFF5F6F38}\dlloadtime = "1729122728" C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F9BA1AA9-CAD4-4C14-BDE6-922DFF5F6F38}\mac = "C2-8A-DB-22-2B-BA" C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F9BA1AA9-CAD4-4C14-BDE6-922DFF5F6F38}\dlt = "1729122728" C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.key C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 loader.51edm.net udp
DE 116.202.118.107:1207 loader.51edm.net tcp

Files

memory/2384-0-0x0000000000400000-0x0000000000423000-memory.dmp

memory/2384-2-0x0000000000280000-0x0000000000282000-memory.dmp

memory/2384-1-0x0000000000250000-0x0000000000280000-memory.dmp

memory/2384-9-0x0000000001DF0000-0x0000000001DF1000-memory.dmp

memory/2384-8-0x0000000001E00000-0x0000000001E01000-memory.dmp

memory/2384-7-0x0000000001DD0000-0x0000000001DD1000-memory.dmp

memory/2384-11-0x00000000005E0000-0x00000000005E1000-memory.dmp

memory/2384-10-0x00000000005F0000-0x00000000005F1000-memory.dmp

memory/2384-6-0x0000000001DE0000-0x0000000001DE1000-memory.dmp

memory/2384-5-0x0000000001DB0000-0x0000000001DB1000-memory.dmp

memory/2384-4-0x0000000001DC0000-0x0000000001DC1000-memory.dmp

memory/2384-3-0x0000000000240000-0x0000000000241000-memory.dmp

memory/2384-13-0x0000000001D90000-0x0000000001D91000-memory.dmp

memory/2384-12-0x0000000001DA0000-0x0000000001DA1000-memory.dmp

memory/2384-16-0x0000000001E10000-0x0000000001E11000-memory.dmp

memory/2384-18-0x0000000000250000-0x0000000000280000-memory.dmp

memory/2384-19-0x0000000001E30000-0x0000000001E31000-memory.dmp

memory/2384-17-0x0000000000400000-0x0000000000423000-memory.dmp

memory/2384-15-0x0000000001E20000-0x0000000001E21000-memory.dmp

memory/2384-20-0x0000000000400000-0x0000000000423000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-16 23:52

Reported

2024-10-16 23:54

Platform

win10v2004-20241007-en

Max time kernel

139s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe"

Signatures

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\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.key C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\Software\Classes\WOW6432Node\CLSID\{F9BA1AA9-CAD4-4C14-BDE6-922DFF5F6F38} C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F9BA1AA9-CAD4-4C14-BDE6-922DFF5F6F38}\dlloadtime = "1729122729" C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F9BA1AA9-CAD4-4C14-BDE6-922DFF5F6F38}\mac = "DA-67-B5-6E-6C-1B" C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F9BA1AA9-CAD4-4C14-BDE6-922DFF5F6F38}\dlt = "1729122729" C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4fb4e60f1118543aa9b3d10004ef47bb_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 loader.51edm.net udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
DE 116.202.118.107:1207 loader.51edm.net tcp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.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 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp

Files

memory/1500-0-0x0000000000400000-0x0000000000423000-memory.dmp

memory/1500-1-0x0000000000700000-0x0000000000730000-memory.dmp

memory/1500-2-0x0000000000730000-0x0000000000732000-memory.dmp

memory/1500-9-0x0000000002480000-0x0000000002481000-memory.dmp

memory/1500-8-0x0000000002470000-0x0000000002471000-memory.dmp

memory/1500-7-0x0000000002460000-0x0000000002461000-memory.dmp

memory/1500-13-0x0000000002410000-0x0000000002411000-memory.dmp

memory/1500-12-0x0000000002420000-0x0000000002421000-memory.dmp

memory/1500-11-0x00000000023F0000-0x00000000023F1000-memory.dmp

memory/1500-10-0x0000000002400000-0x0000000002401000-memory.dmp

memory/1500-5-0x0000000002430000-0x0000000002431000-memory.dmp

memory/1500-4-0x0000000002440000-0x0000000002441000-memory.dmp

memory/1500-3-0x00000000005E0000-0x00000000005E1000-memory.dmp

memory/1500-6-0x0000000002450000-0x0000000002451000-memory.dmp

memory/1500-16-0x0000000002490000-0x0000000002491000-memory.dmp

memory/1500-15-0x00000000024A0000-0x00000000024A1000-memory.dmp

memory/1500-17-0x0000000000400000-0x0000000000423000-memory.dmp

memory/1500-18-0x0000000000700000-0x0000000000730000-memory.dmp

memory/1500-19-0x0000000000400000-0x0000000000423000-memory.dmp