Malware Analysis Report

2025-08-05 16:52

Sample ID 250127-skvyvavndk
Target JaffaCakes118_40db96226414213b680f026d0025e3aa
SHA256 f65815d6aa63a7b094b3c432a121eb1bf5dceff446050ab2a44d4724ea5745fd
Tags
discovery
score
3/10

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
3/10

SHA256

f65815d6aa63a7b094b3c432a121eb1bf5dceff446050ab2a44d4724ea5745fd

Threat Level: Likely benign

The file JaffaCakes118_40db96226414213b680f026d0025e3aa was found to be: Likely benign.

Malicious Activity Summary

discovery

Program crash

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of SetWindowsHookEx

Modifies Internet Explorer settings

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-01-27 15:11

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-27 15:11

Reported

2025-01-27 15:14

Platform

win7-20240903-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40db96226414213b680f026d0025e3aa.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\JaffaCakes118_40db96226414213b680f026d0025e3aa.exe N/A

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40db96226414213b680f026d0025e3aa.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40db96226414213b680f026d0025e3aa.exe

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40db96226414213b680f026d0025e3aa.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 shockwaveflash.shockwaveflash udp

Files

memory/2492-0-0x0000000000400000-0x0000000000452000-memory.dmp

memory/2492-2-0x00000000001B0000-0x00000000001B1000-memory.dmp

memory/2492-17-0x0000000000400000-0x0000000000452000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-27 15:11

Reported

2025-01-28 08:25

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40db96226414213b680f026d0025e3aa.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\JaffaCakes118_40db96226414213b680f026d0025e3aa.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40db96226414213b680f026d0025e3aa.exe

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40db96226414213b680f026d0025e3aa.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4068 -ip 4068

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4068 -s 1400

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4068 -ip 4068

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4068 -s 1400

Network

Country Destination Domain Proto
US 8.8.8.8:53 shockwaveflash.shockwaveflash udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 218.110.86.104.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 7.98.51.23.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 85.49.80.91.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/4068-0-0x0000000000400000-0x0000000000452000-memory.dmp

memory/4068-1-0x0000000000401000-0x0000000000402000-memory.dmp

memory/4068-3-0x0000000000400000-0x0000000000452000-memory.dmp