Malware Analysis Report

2025-01-18 21:58

Sample ID 240622-fxfy8szcpa
Target 0172a9e7a6ca11fa0f728531d2284f70_JaffaCakes118
SHA256 c59a3f8092b2338dbb68cc4598ca26ac315318605929483409ab903cb1a29e72
Tags
adware execution persistence privilege_escalation spyware stealer
score
7/10

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
7/10

SHA256

c59a3f8092b2338dbb68cc4598ca26ac315318605929483409ab903cb1a29e72

Threat Level: Shows suspicious behavior

The file 0172a9e7a6ca11fa0f728531d2284f70_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

adware execution persistence privilege_escalation spyware stealer

Reads user/profile data of web browsers

Event Triggered Execution: Component Object Model Hijacking

Installs/modifies Browser Helper Object

Command and Scripting Interpreter: JavaScript

Modifies Internet Explorer settings

Modifies registry class

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-22 05:14

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-22 05:14

Reported

2024-06-22 05:17

Platform

win7-20240508-en

Max time kernel

118s

Max time network

119s

Command Line

wscript.exe C:\Users\Admin\AppData\Local\Temp\0172a9e7a6ca11fa0f728531d2284f70_JaffaCakes118.js

Signatures

Event Triggered Execution: Component Object Model Hijacking

persistence privilege_escalation

Reads user/profile data of web browsers

spyware stealer

Installs/modifies Browser Helper Object

stealer adware
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{AEDCE7C8-2555-00C0-FAFB-5BB15464418A} C:\Windows\system32\wscript.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{AEDCE7C8-2555-00C0-FAFB-5BB15464418A}\ = "MS Media Module" C:\Windows\system32\wscript.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{AEDCE7C8-2555-00C0-FAFB-5BB15464418A}\NoExplorer = "1" C:\Windows\system32\wscript.exe N/A

Command and Scripting Interpreter: JavaScript

execution

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main C:\Windows\system32\wscript.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\Enable Browser Extensions = "yes" C:\Windows\system32\wscript.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{AEDCE7C8-2555-00C0-FAFB-5BB15464418A} C:\Windows\system32\wscript.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{AEDCE7C8-2555-00C0-FAFB-5BB15464418A}\ = "MS Media Module" C:\Windows\system32\wscript.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{AEDCE7C8-2555-00C0-FAFB-5BB15464418A}\InprocServer32 C:\Windows\system32\wscript.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{AEDCE7C8-2555-00C0-FAFB-5BB15464418A}\InprocServer32\ = "%SYSTEMDRIVE%\\aFolbK40xQW5FAarvsf.dll" C:\Windows\system32\wscript.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{AEDCE7C8-2555-00C0-FAFB-5BB15464418A}\InprocServer32\ThreadingModel = "Apartment" C:\Windows\system32\wscript.exe N/A

Processes

C:\Windows\system32\wscript.exe

wscript.exe C:\Users\Admin\AppData\Local\Temp\0172a9e7a6ca11fa0f728531d2284f70_JaffaCakes118.js

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-22 05:14

Reported

2024-06-22 05:17

Platform

win10v2004-20240611-en

Max time kernel

139s

Max time network

123s

Command Line

wscript.exe C:\Users\Admin\AppData\Local\Temp\0172a9e7a6ca11fa0f728531d2284f70_JaffaCakes118.js

Signatures

Event Triggered Execution: Component Object Model Hijacking

persistence privilege_escalation

Reads user/profile data of web browsers

spyware stealer

Installs/modifies Browser Helper Object

stealer adware
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{AEDCE7C8-2555-00C0-FAFB-5BB15464418A} C:\Windows\system32\wscript.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{AEDCE7C8-2555-00C0-FAFB-5BB15464418A}\ = "MS Media Module" C:\Windows\system32\wscript.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{AEDCE7C8-2555-00C0-FAFB-5BB15464418A}\NoExplorer = "1" C:\Windows\system32\wscript.exe N/A

Command and Scripting Interpreter: JavaScript

execution

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\Main C:\Windows\system32\wscript.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Enable Browser Extensions = "yes" C:\Windows\system32\wscript.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{AEDCE7C8-2555-00C0-FAFB-5BB15464418A} C:\Windows\system32\wscript.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{AEDCE7C8-2555-00C0-FAFB-5BB15464418A}\ = "MS Media Module" C:\Windows\system32\wscript.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{AEDCE7C8-2555-00C0-FAFB-5BB15464418A}\InprocServer32 C:\Windows\system32\wscript.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{AEDCE7C8-2555-00C0-FAFB-5BB15464418A}\InprocServer32\ = "%SYSTEMDRIVE%\\aFolbK40xQW5FAarvsf.dll" C:\Windows\system32\wscript.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{AEDCE7C8-2555-00C0-FAFB-5BB15464418A}\InprocServer32\ThreadingModel = "Apartment" C:\Windows\system32\wscript.exe N/A

Processes

C:\Windows\system32\wscript.exe

wscript.exe C:\Users\Admin\AppData\Local\Temp\0172a9e7a6ca11fa0f728531d2284f70_JaffaCakes118.js

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 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 23.41.178.72:443 www.bing.com tcp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 72.178.41.23.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.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 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

N/A