Malware Analysis Report

2025-01-03 09:24

Sample ID 240620-qfrdratcmk
Target 064d2880d2c86793057053a75b36508e_JaffaCakes118
SHA256 c2627e9d8a5d7f339ae4cc2ae042d32043a07d999f5e826c54628a4cfdc193b3
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

c2627e9d8a5d7f339ae4cc2ae042d32043a07d999f5e826c54628a4cfdc193b3

Threat Level: Shows suspicious behavior

The file 064d2880d2c86793057053a75b36508e_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 13:12

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-20 13:12

Reported

2024-06-20 13:15

Platform

win7-20240508-en

Max time kernel

122s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\064d2880d2c86793057053a75b36508e_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\064d2880d2c86793057053a75b36508e_JaffaCakes118.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.key C:\Users\Admin\AppData\Local\Temp\064d2880d2c86793057053a75b36508e_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ C:\Users\Admin\AppData\Local\Temp\064d2880d2c86793057053a75b36508e_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" C:\Users\Admin\AppData\Local\Temp\064d2880d2c86793057053a75b36508e_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\064d2880d2c86793057053a75b36508e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\064d2880d2c86793057053a75b36508e_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.flash_player20.kit.net udp
BR 201.7.182.206:80 www.flash_player20.kit.net tcp
BR 201.7.182.206:80 www.flash_player20.kit.net tcp
US 8.8.8.8:53 moduloprincipal.110mb.com udp

Files

memory/1284-1-0x00000000002F0000-0x0000000000320000-memory.dmp

memory/1284-0-0x0000000000400000-0x000000000042B000-memory.dmp

memory/1284-2-0x0000000000450000-0x0000000000452000-memory.dmp

memory/1284-15-0x0000000001F10000-0x0000000001F11000-memory.dmp

memory/1284-14-0x0000000001F20000-0x0000000001F21000-memory.dmp

memory/1284-13-0x0000000001F30000-0x0000000001F31000-memory.dmp

memory/1284-12-0x0000000001F40000-0x0000000001F41000-memory.dmp

memory/1284-11-0x0000000001EF0000-0x0000000001EF1000-memory.dmp

memory/1284-10-0x0000000001F00000-0x0000000001F01000-memory.dmp

memory/1284-9-0x0000000001E90000-0x0000000001E91000-memory.dmp

memory/1284-8-0x0000000001EA0000-0x0000000001EA1000-memory.dmp

memory/1284-7-0x0000000001ED0000-0x0000000001ED1000-memory.dmp

memory/1284-6-0x0000000001EE0000-0x0000000001EE1000-memory.dmp

memory/1284-5-0x0000000001E70000-0x0000000001E71000-memory.dmp

memory/1284-4-0x0000000001E80000-0x0000000001E81000-memory.dmp

memory/1284-3-0x0000000000440000-0x0000000000441000-memory.dmp

memory/1284-16-0x0000000000400000-0x000000000042B000-memory.dmp

memory/1284-17-0x00000000002F0000-0x0000000000320000-memory.dmp

memory/1284-21-0x0000000000400000-0x000000000042B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-20 13:12

Reported

2024-06-20 13:15

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

52s

Command Line

"C:\Users\Admin\AppData\Local\Temp\064d2880d2c86793057053a75b36508e_JaffaCakes118.exe"

Signatures

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.key C:\Users\Admin\AppData\Local\Temp\064d2880d2c86793057053a75b36508e_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ C:\Users\Admin\AppData\Local\Temp\064d2880d2c86793057053a75b36508e_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" C:\Users\Admin\AppData\Local\Temp\064d2880d2c86793057053a75b36508e_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\064d2880d2c86793057053a75b36508e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\064d2880d2c86793057053a75b36508e_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.flash_player20.kit.net udp
US 8.8.8.8:53 www.flash_player20.kit.net udp
US 8.8.8.8:53 moduloprincipal.110mb.com udp

Files

memory/3744-0-0x0000000000400000-0x000000000042B000-memory.dmp

memory/3744-1-0x0000000002080000-0x00000000020B0000-memory.dmp

memory/3744-2-0x00000000005C0000-0x00000000005C2000-memory.dmp

memory/3744-13-0x0000000002360000-0x0000000002361000-memory.dmp

memory/3744-15-0x0000000002340000-0x0000000002341000-memory.dmp

memory/3744-14-0x0000000002350000-0x0000000002351000-memory.dmp

memory/3744-12-0x0000000002370000-0x0000000002371000-memory.dmp

memory/3744-11-0x0000000002320000-0x0000000002321000-memory.dmp

memory/3744-10-0x0000000002330000-0x0000000002331000-memory.dmp

memory/3744-9-0x00000000022B0000-0x00000000022B1000-memory.dmp

memory/3744-8-0x00000000022C0000-0x00000000022C1000-memory.dmp

memory/3744-7-0x0000000002300000-0x0000000002301000-memory.dmp

memory/3744-6-0x0000000002310000-0x0000000002311000-memory.dmp

memory/3744-5-0x0000000002290000-0x0000000002291000-memory.dmp

memory/3744-4-0x00000000022A0000-0x00000000022A1000-memory.dmp

memory/3744-3-0x00000000005B0000-0x00000000005B1000-memory.dmp

memory/3744-16-0x0000000000400000-0x000000000042B000-memory.dmp

memory/3744-17-0x0000000002080000-0x00000000020B0000-memory.dmp

memory/3744-19-0x0000000000400000-0x000000000042B000-memory.dmp