Malware Analysis Report

2025-01-03 09:16

Sample ID 240620-nydjhazejk
Target 05b438df8caf9a429becd956816c0b2a_JaffaCakes118
SHA256 8c0dcc5a2cf7892411d0ccfb93cc736aec79ed110eb6514e4048b97b09ba100b
Tags
bootkit 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

8c0dcc5a2cf7892411d0ccfb93cc736aec79ed110eb6514e4048b97b09ba100b

Threat Level: Shows suspicious behavior

The file 05b438df8caf9a429becd956816c0b2a_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

bootkit persistence

Writes to the Master Boot Record (MBR)

Unsigned PE

Modifies registry class

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-20 11:47

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-20 11:47

Reported

2024-06-20 11:50

Platform

win7-20240221-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_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\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0DF56B12-9AC0-43C8-3398-41F802A7EA18}\TypeLib\ C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0DF56B12-9AC0-43C8-3398-41F802A7EA18}\VERSION\ = "1.0" C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0DF56B12-9AC0-43C8-3398-41F802A7EA18}\Programmable C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0DF56B12-9AC0-43C8-3398-41F802A7EA18}\Programmable\ C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0DF56B12-9AC0-43C8-3398-41F802A7EA18}\TypeLib C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0DF56B12-9AC0-43C8-3398-41F802A7EA18}\Implemented Categories C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0DF56B12-9AC0-43C8-3398-41F802A7EA18}\Implemented Categories\ C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{07F1D96C-502D-6939-B1B5-E0A163E38041}\ C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0DF56B12-9AC0-43C8-3398-41F802A7EA18}\TypeLib\ = "{07F1D96C-502D-6939-B1B5-E0A163E38041}" C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0DF56B12-9AC0-43C8-3398-41F802A7EA18}\VERSION\ C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0DF56B12-9AC0-43C8-3398-41F802A7EA18} C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0DF56B12-9AC0-43C8-3398-41F802A7EA18}\ = "Opitoqa Object" C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{07F1D96C-502D-6939-B1B5-E0A163E38041} C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0DF56B12-9AC0-43C8-3398-41F802A7EA18}\VERSION C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe"

Network

N/A

Files

memory/2224-1-0x0000000001C10000-0x0000000001C53000-memory.dmp

memory/2224-0-0x0000000000400000-0x000000000046E000-memory.dmp

memory/2224-9-0x00000000004A0000-0x00000000004A1000-memory.dmp

memory/2224-11-0x0000000001D60000-0x0000000001D61000-memory.dmp

memory/2224-10-0x0000000000280000-0x0000000000281000-memory.dmp

memory/2224-8-0x00000000001D0000-0x00000000001D1000-memory.dmp

memory/2224-7-0x0000000000470000-0x0000000000471000-memory.dmp

memory/2224-6-0x0000000000480000-0x0000000000481000-memory.dmp

memory/2224-5-0x0000000000490000-0x0000000000491000-memory.dmp

memory/2224-4-0x00000000001B0000-0x00000000001B1000-memory.dmp

memory/2224-3-0x00000000001C0000-0x00000000001C1000-memory.dmp

memory/2224-2-0x00000000004C0000-0x00000000004C1000-memory.dmp

memory/2224-13-0x0000000001C10000-0x0000000001C53000-memory.dmp

memory/2224-12-0x0000000000400000-0x000000000046E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-20 11:47

Reported

2024-06-20 11:50

Platform

win10v2004-20240226-en

Max time kernel

139s

Max time network

161s

Command Line

"C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe"

Signatures

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\InprocServer32\ C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\TypeLib\ = "{711E65FB-F6D7-6FC9-AA58-BE5F8CDA1EA6}" C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\VersionIndependentProgID C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\VersionIndependentProgID\ = "BDATuner.ATSCTuningSpace" C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\Implemented Categories C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\InprocServer32\ = "C:\\Windows\\SysWOW64\\msvidctl.dll" C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\Programmable\ C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{711E65FB-F6D7-6FC9-AA58-BE5F8CDA1EA6} C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\Programmable C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\TypeLib C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\Version C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\Version\ C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694} C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\ = "Nemoteven Anaseza Joqefosab Class" C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\ProgID\ C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\ProgID\ = "BDATuner.ATSCTuningSpace.1" C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\Version\ = "1.0" C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\VersionIndependentProgID\ C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\Implemented Categories\ C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\ProgID C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{711E65FB-F6D7-6FC9-AA58-BE5F8CDA1EA6}\ C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{37876C56-7089-4CDD-D1B7-FE2CFC42E694}\TypeLib\ C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\05b438df8caf9a429becd956816c0b2a_JaffaCakes118.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4036 --field-trial-handle=2676,i,447940133669489189,1353734109898858672,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
GB 96.16.110.114:80 tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
GB 142.250.187.202:443 tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 164.189.21.2.in-addr.arpa udp
US 8.8.8.8:53 92.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 154.141.79.40.in-addr.arpa udp

Files

memory/3932-0-0x0000000000400000-0x000000000046E000-memory.dmp

memory/3932-1-0x0000000000930000-0x0000000000973000-memory.dmp

memory/3932-3-0x00000000008E0000-0x00000000008E1000-memory.dmp

memory/3932-2-0x0000000002270000-0x0000000002271000-memory.dmp

memory/3932-11-0x0000000002290000-0x0000000002291000-memory.dmp

memory/3932-10-0x0000000000920000-0x0000000000921000-memory.dmp

memory/3932-9-0x0000000002250000-0x0000000002251000-memory.dmp

memory/3932-8-0x00000000008F0000-0x00000000008F1000-memory.dmp

memory/3932-7-0x0000000002220000-0x0000000002221000-memory.dmp

memory/3932-6-0x0000000002230000-0x0000000002231000-memory.dmp

memory/3932-5-0x0000000002240000-0x0000000002241000-memory.dmp

memory/3932-4-0x00000000006D0000-0x00000000006D1000-memory.dmp

memory/3932-13-0x0000000000400000-0x000000000046E000-memory.dmp

memory/3932-14-0x0000000000930000-0x0000000000973000-memory.dmp