Malware Analysis Report

2024-10-19 10:47

Sample ID 240620-htp4vavepd
Target 03db1cba8255915a78c896972b9cdd92_JaffaCakes118
SHA256 0ad58a3f884f9c4d6f303973b5c134a4d32320f2e0faf1714d71f2a01974f237
Tags
adware stealer
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

0ad58a3f884f9c4d6f303973b5c134a4d32320f2e0faf1714d71f2a01974f237

Threat Level: Shows suspicious behavior

The file 03db1cba8255915a78c896972b9cdd92_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

adware stealer

Installs/modifies Browser Helper Object

Unsigned PE

Modifies registry class

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-20 07:01

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-20 07:01

Reported

2024-06-20 07:04

Platform

win7-20240611-en

Max time kernel

121s

Max time network

121s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\03db1cba8255915a78c896972b9cdd92_JaffaCakes118.dll

Signatures

Installs/modifies Browser Helper Object

stealer adware
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{397D7D63-816E-4ECF-8761-775C932C5CF1} C:\Windows\SysWOW64\regsvr32.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{397D7D63-816E-4ECF-8761-775C932C5CF1}\InprocServer32\ThreadingModel = "Apartment" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C}\1.0\0\win32 C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C}\1.0\HELPDIR C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\TypeLib\Version = "1.0" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{397D7D63-816E-4ECF-8761-775C932C5CF1} C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{397D7D63-816E-4ECF-8761-775C932C5CF1}\InprocServer32 C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1} C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\TypeLib C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\TypeLib\Version = "1.0" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{397D7D63-816E-4ECF-8761-775C932C5CF1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\03db1cba8255915a78c896972b9cdd92_JaffaCakes118.dll" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C} C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\ = "IiDonate" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\ProxyStubClsid32 C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\TypeLib\ = "{792993D0-6FF5-4EF6-ACBA-97089743B16C}" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C}\1.0\ = "iDonate 1.0 Type Library" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\TypeLib C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C}\1.0 C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C}\1.0\FLAGS C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\03db1cba8255915a78c896972b9cdd92_JaffaCakes118.dll" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1} C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\ProxyStubClsid32 C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C}\1.0\FLAGS\ = "0" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\ = "IiDonate" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C}\1.0\0 C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\TypeLib\ = "{792993D0-6FF5-4EF6-ACBA-97089743B16C}" C:\Windows\SysWOW64\regsvr32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2480 wrote to memory of 2264 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2480 wrote to memory of 2264 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2480 wrote to memory of 2264 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2480 wrote to memory of 2264 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2480 wrote to memory of 2264 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2480 wrote to memory of 2264 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2480 wrote to memory of 2264 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\03db1cba8255915a78c896972b9cdd92_JaffaCakes118.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\03db1cba8255915a78c896972b9cdd92_JaffaCakes118.dll

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-20 07:01

Reported

2024-06-20 07:04

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\03db1cba8255915a78c896972b9cdd92_JaffaCakes118.dll

Signatures

Installs/modifies Browser Helper Object

stealer adware
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{397D7D63-816E-4ECF-8761-775C932C5CF1} C:\Windows\SysWOW64\regsvr32.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C}\1.0\FLAGS\ = "0" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\ = "IiDonate" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\TypeLib\ = "{792993D0-6FF5-4EF6-ACBA-97089743B16C}" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\TypeLib C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\TypeLib\ = "{792993D0-6FF5-4EF6-ACBA-97089743B16C}" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\ProxyStubClsid32 C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C}\1.0\0\win32 C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C}\1.0 C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\ = "IiDonate" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{397D7D63-816E-4ECF-8761-775C932C5CF1}\InprocServer32\ThreadingModel = "Apartment" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C} C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C}\1.0\ = "iDonate 1.0 Type Library" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C}\1.0\0 C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\03db1cba8255915a78c896972b9cdd92_JaffaCakes118.dll" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\TypeLib C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{397D7D63-816E-4ECF-8761-775C932C5CF1} C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C}\1.0\HELPDIR C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1} C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\TypeLib\Version = "1.0" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{397D7D63-816E-4ECF-8761-775C932C5CF1}\InprocServer32 C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{792993D0-6FF5-4EF6-ACBA-97089743B16C}\1.0\FLAGS C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\ProxyStubClsid32 C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1} C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{397D7D63-816E-4ECF-8761-775C932C5CF1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\03db1cba8255915a78c896972b9cdd92_JaffaCakes118.dll" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{97DEA3CB-DB02-4DCA-A86C-C891DF24E6B1}\TypeLib\Version = "1.0" C:\Windows\SysWOW64\regsvr32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 116 wrote to memory of 4808 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 116 wrote to memory of 4808 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 116 wrote to memory of 4808 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\03db1cba8255915a78c896972b9cdd92_JaffaCakes118.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\03db1cba8255915a78c896972b9cdd92_JaffaCakes118.dll

Network

Files

N/A