Malware Analysis Report

2025-08-10 14:17

Sample ID 241016-cxzvkaxhqh
Target 4b061cba5156ac5f47de722084d9bc07_JaffaCakes118
SHA256 3ffdbd07854ed48eb06ca15a96e6ce78b7c116d495fde05e52ee92873d9fa6d2
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

3ffdbd07854ed48eb06ca15a96e6ce78b7c116d495fde05e52ee92873d9fa6d2

Threat Level: Shows suspicious behavior

The file 4b061cba5156ac5f47de722084d9bc07_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

bootkit discovery persistence

Writes to the Master Boot Record (MBR)

System Location Discovery: System Language Discovery

Unsigned PE

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-16 02:28

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-16 02:28

Reported

2024-10-16 02:30

Platform

win7-20240903-en

Max time kernel

140s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4b061cba5156ac5f47de722084d9bc07_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\4b061cba5156ac5f47de722084d9bc07_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\4b061cba5156ac5f47de722084d9bc07_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4b061cba5156ac5f47de722084d9bc07_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4b061cba5156ac5f47de722084d9bc07_JaffaCakes118.exe"

Network

N/A

Files

memory/2312-0-0x0000000000400000-0x00000000004AB000-memory.dmp

memory/2312-1-0x00000000002A0000-0x00000000002E3000-memory.dmp

memory/2312-9-0x00000000003F0000-0x00000000003F1000-memory.dmp

memory/2312-14-0x00000000022B0000-0x00000000022B1000-memory.dmp

memory/2312-13-0x0000000001E90000-0x0000000001E91000-memory.dmp

memory/2312-12-0x0000000002290000-0x0000000002291000-memory.dmp

memory/2312-11-0x0000000001E60000-0x0000000001E61000-memory.dmp

memory/2312-10-0x00000000005B0000-0x00000000005B1000-memory.dmp

memory/2312-8-0x0000000000620000-0x0000000000621000-memory.dmp

memory/2312-7-0x00000000005C0000-0x00000000005C1000-memory.dmp

memory/2312-6-0x0000000000610000-0x0000000000612000-memory.dmp

memory/2312-5-0x00000000003E0000-0x00000000003E1000-memory.dmp

memory/2312-4-0x0000000000230000-0x0000000000231000-memory.dmp

memory/2312-3-0x0000000000250000-0x0000000000251000-memory.dmp

memory/2312-2-0x00000000003C0000-0x00000000003C1000-memory.dmp

memory/2312-16-0x00000000022D0000-0x00000000022D1000-memory.dmp

memory/2312-15-0x00000000022A0000-0x00000000022A1000-memory.dmp

memory/2312-24-0x0000000002350000-0x0000000002351000-memory.dmp

memory/2312-25-0x0000000002340000-0x0000000002341000-memory.dmp

memory/2312-23-0x0000000002320000-0x0000000002321000-memory.dmp

memory/2312-22-0x0000000002330000-0x0000000002331000-memory.dmp

memory/2312-21-0x0000000002300000-0x0000000002301000-memory.dmp

memory/2312-20-0x0000000002310000-0x0000000002311000-memory.dmp

memory/2312-17-0x00000000022C0000-0x00000000022C1000-memory.dmp

memory/2312-19-0x00000000022E0000-0x00000000022E1000-memory.dmp

memory/2312-18-0x00000000022F0000-0x00000000022F1000-memory.dmp

memory/2312-26-0x0000000002370000-0x0000000002371000-memory.dmp

memory/2312-27-0x0000000002360000-0x0000000002361000-memory.dmp

memory/2312-33-0x00000000024C0000-0x00000000024C1000-memory.dmp

memory/2312-40-0x0000000002550000-0x0000000002551000-memory.dmp

memory/2312-47-0x00000000025E0000-0x00000000025E1000-memory.dmp

memory/2312-48-0x00000000025D0000-0x00000000025D1000-memory.dmp

memory/2312-46-0x0000000002580000-0x0000000002581000-memory.dmp

memory/2312-45-0x0000000002590000-0x0000000002591000-memory.dmp

memory/2312-44-0x00000000025A0000-0x00000000025A1000-memory.dmp

memory/2312-43-0x0000000002560000-0x0000000002561000-memory.dmp

memory/2312-42-0x0000000002570000-0x0000000002571000-memory.dmp

memory/2312-41-0x0000000002540000-0x0000000002541000-memory.dmp

memory/2312-39-0x0000000002520000-0x0000000002521000-memory.dmp

memory/2312-38-0x0000000002530000-0x0000000002531000-memory.dmp

memory/2312-37-0x0000000002500000-0x0000000002501000-memory.dmp

memory/2312-36-0x0000000002510000-0x0000000002511000-memory.dmp

memory/2312-35-0x00000000024E0000-0x00000000024E1000-memory.dmp

memory/2312-34-0x00000000024F0000-0x00000000024F1000-memory.dmp

memory/2312-32-0x00000000024D0000-0x00000000024D1000-memory.dmp

memory/2312-31-0x00000000024A0000-0x00000000024A1000-memory.dmp

memory/2312-30-0x00000000024B0000-0x00000000024B1000-memory.dmp

memory/2312-29-0x0000000002380000-0x0000000002381000-memory.dmp

memory/2312-28-0x0000000002390000-0x0000000002391000-memory.dmp

memory/2312-50-0x0000000002600000-0x0000000002601000-memory.dmp

memory/2312-49-0x0000000002610000-0x0000000002611000-memory.dmp

memory/2312-51-0x0000000000400000-0x00000000004AB000-memory.dmp

memory/2312-52-0x00000000002A0000-0x00000000002E3000-memory.dmp

memory/2312-53-0x0000000002580000-0x0000000002581000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-16 02:28

Reported

2024-10-16 02:30

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4b061cba5156ac5f47de722084d9bc07_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\4b061cba5156ac5f47de722084d9bc07_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4b061cba5156ac5f47de722084d9bc07_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4b061cba5156ac5f47de722084d9bc07_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.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
US 8.8.8.8:53 udp

Files

memory/4484-0-0x0000000000400000-0x00000000004AB000-memory.dmp

memory/4484-1-0x0000000002290000-0x00000000022D3000-memory.dmp

memory/4484-2-0x0000000002420000-0x0000000002421000-memory.dmp

memory/4484-6-0x0000000002480000-0x0000000002482000-memory.dmp

memory/4484-5-0x0000000002440000-0x0000000002441000-memory.dmp

memory/4484-4-0x0000000000540000-0x0000000000541000-memory.dmp

memory/4484-7-0x0000000002470000-0x0000000002471000-memory.dmp

memory/4484-41-0x00000000027B0000-0x00000000027B1000-memory.dmp

memory/4484-43-0x0000000002900000-0x0000000002901000-memory.dmp

memory/4484-45-0x0000000002930000-0x0000000002931000-memory.dmp

memory/4484-44-0x0000000002940000-0x0000000002941000-memory.dmp

memory/4484-50-0x0000000002290000-0x00000000022D3000-memory.dmp

memory/4484-49-0x0000000002970000-0x0000000002971000-memory.dmp

memory/4484-48-0x0000000002960000-0x0000000002961000-memory.dmp

memory/4484-47-0x0000000002920000-0x0000000002921000-memory.dmp

memory/4484-46-0x0000000000400000-0x00000000004AB000-memory.dmp

memory/4484-8-0x0000000002490000-0x0000000002491000-memory.dmp

memory/4484-42-0x0000000002910000-0x0000000002911000-memory.dmp

memory/4484-40-0x00000000027C0000-0x00000000027C1000-memory.dmp

memory/4484-39-0x0000000002790000-0x0000000002791000-memory.dmp

memory/4484-38-0x00000000027A0000-0x00000000027A1000-memory.dmp

memory/4484-37-0x0000000002770000-0x0000000002771000-memory.dmp

memory/4484-36-0x0000000002780000-0x0000000002781000-memory.dmp

memory/4484-35-0x0000000002740000-0x0000000002741000-memory.dmp

memory/4484-34-0x0000000002750000-0x0000000002751000-memory.dmp

memory/4484-33-0x0000000002720000-0x0000000002721000-memory.dmp

memory/4484-32-0x0000000002730000-0x0000000002731000-memory.dmp

memory/4484-31-0x0000000002700000-0x0000000002701000-memory.dmp

memory/4484-30-0x0000000002710000-0x0000000002711000-memory.dmp

memory/4484-29-0x00000000025E0000-0x00000000025E1000-memory.dmp

memory/4484-28-0x00000000025F0000-0x00000000025F1000-memory.dmp

memory/4484-27-0x00000000025C0000-0x00000000025C1000-memory.dmp

memory/4484-26-0x00000000025D0000-0x00000000025D1000-memory.dmp

memory/4484-25-0x00000000025A0000-0x00000000025A1000-memory.dmp

memory/4484-24-0x00000000025B0000-0x00000000025B1000-memory.dmp

memory/4484-23-0x0000000002580000-0x0000000002581000-memory.dmp

memory/4484-22-0x0000000002590000-0x0000000002591000-memory.dmp

memory/4484-21-0x0000000002560000-0x0000000002561000-memory.dmp

memory/4484-20-0x0000000002570000-0x0000000002571000-memory.dmp

memory/4484-52-0x00000000042C0000-0x00000000042C1000-memory.dmp

memory/4484-51-0x00000000042D0000-0x00000000042D1000-memory.dmp

memory/4484-19-0x0000000002540000-0x0000000002541000-memory.dmp

memory/4484-18-0x0000000002550000-0x0000000002551000-memory.dmp

memory/4484-17-0x0000000002520000-0x0000000002521000-memory.dmp

memory/4484-16-0x0000000002530000-0x0000000002531000-memory.dmp

memory/4484-15-0x0000000002500000-0x0000000002501000-memory.dmp

memory/4484-14-0x0000000002510000-0x0000000002511000-memory.dmp

memory/4484-13-0x00000000024D0000-0x00000000024D1000-memory.dmp

memory/4484-12-0x00000000024E0000-0x00000000024E1000-memory.dmp

memory/4484-11-0x00000000024A0000-0x00000000024A1000-memory.dmp

memory/4484-10-0x0000000002460000-0x0000000002461000-memory.dmp

memory/4484-9-0x0000000002450000-0x0000000002451000-memory.dmp

memory/4484-3-0x0000000000570000-0x0000000000571000-memory.dmp

memory/4484-53-0x0000000002920000-0x0000000002921000-memory.dmp

memory/4484-54-0x0000000000400000-0x00000000004AB000-memory.dmp