Malware Analysis Report

2025-04-14 03:48

Sample ID 240612-sylx4atfnj
Target a12a6703b3e4f90b28591f663687a5c1_JaffaCakes118
SHA256 d7049a12a49f5903c4aec2d0098f03d6438b09f3d24ce8726a0bb45b7ae858a2
Tags
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

d7049a12a49f5903c4aec2d0098f03d6438b09f3d24ce8726a0bb45b7ae858a2

Threat Level: Likely benign

The file a12a6703b3e4f90b28591f663687a5c1_JaffaCakes118 was found to be: Likely benign.

Malicious Activity Summary


Unsigned PE

Enumerates physical storage devices

Modifies Internet Explorer settings

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-12 15:32

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-12 15:32

Reported

2024-06-12 15:34

Platform

win7-20231129-en

Max time kernel

143s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a12a6703b3e4f90b28591f663687a5c1_JaffaCakes118.exe"

Signatures

Enumerates physical storage devices

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch C:\Users\Admin\AppData\Local\Temp\a12a6703b3e4f90b28591f663687a5c1_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" C:\Users\Admin\AppData\Local\Temp\a12a6703b3e4f90b28591f663687a5c1_JaffaCakes118.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main C:\Users\Admin\AppData\Local\Temp\a12a6703b3e4f90b28591f663687a5c1_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a12a6703b3e4f90b28591f663687a5c1_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a12a6703b3e4f90b28591f663687a5c1_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.installuia.com udp
US 173.239.8.164:80 www.installuia.com tcp
US 8.8.8.8:53 installuia.com udp
US 173.239.5.6:80 installuia.com tcp
US 8.8.8.8:53 ww9.installuia.com udp
US 13.248.148.254:80 ww9.installuia.com tcp

Files

memory/2028-0-0x0000000000560000-0x0000000000561000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-12 15:32

Reported

2024-06-12 15:34

Platform

win10v2004-20240611-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a12a6703b3e4f90b28591f663687a5c1_JaffaCakes118.exe"

Signatures

Enumerates physical storage devices

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" C:\Users\Admin\AppData\Local\Temp\a12a6703b3e4f90b28591f663687a5c1_JaffaCakes118.exe N/A
Key created \REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch C:\Users\Admin\AppData\Local\Temp\a12a6703b3e4f90b28591f663687a5c1_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" C:\Users\Admin\AppData\Local\Temp\a12a6703b3e4f90b28591f663687a5c1_JaffaCakes118.exe N/A
Key created \REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Internet Explorer\IESettingSync C:\Users\Admin\AppData\Local\Temp\a12a6703b3e4f90b28591f663687a5c1_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a12a6703b3e4f90b28591f663687a5c1_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a12a6703b3e4f90b28591f663687a5c1_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.installuia.com udp
US 173.239.8.164:80 www.installuia.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 installuia.com udp
US 173.239.5.6:80 installuia.com tcp
US 8.8.8.8:53 164.8.239.173.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
BE 88.221.83.200:443 www.bing.com tcp
US 8.8.8.8:53 6.5.239.173.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
US 8.8.8.8:53 200.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 139.53.16.96.in-addr.arpa udp
US 8.8.8.8:53 121.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 138.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/4176-0-0x00000000037A0000-0x00000000037A1000-memory.dmp

memory/4176-1-0x00000000037A0000-0x00000000037A1000-memory.dmp