Analysis Overview
SHA256
f0e9959742704667a779343a3f852c1bb7d71fce9910c0d8112a97e757be61b0
Threat Level: Shows suspicious behavior
The file 040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Installs/modifies Browser Helper Object
Drops file in Program Files directory
Unsigned PE
Modifies registry class
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-20 07:32
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-20 07:32
Reported
2024-06-20 07:35
Platform
win7-20240221-en
Max time kernel
119s
Max time network
120s
Command Line
Signatures
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{56F9B9E2-1152-4DB9-93BE-4F5E848C7E60} | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\Internet Explorer\PLUGINS\Windows64.Jmp | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | N/A |
| File created | C:\Program Files\Internet Explorer\PLUGINS\Windows64.Sys | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | N/A |
| File created | C:\Program Files\Internet Explorer\PLUGINS\Windows64.Jmp | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{56F9B9E2-1152-4DB9-93BE-4F5E848C7E60}\InProcServer32\ThreadingModel = "Apartment" | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{56F9B9E2-1152-4DB9-93BE-4F5E848C7E60} | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{56F9B9E2-1152-4DB9-93BE-4F5E848C7E60}\ | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{56F9B9E2-1152-4DB9-93BE-4F5E848C7E60}\InProcServer32 | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{56F9B9E2-1152-4DB9-93BE-4F5E848C7E60}\InProcServer32\ = "C:\\Program Files\\Internet Explorer\\PLUGINS\\Windows64.Sys" | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1096 wrote to memory of 2820 | N/A | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe |
| PID 1096 wrote to memory of 2820 | N/A | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe |
| PID 1096 wrote to memory of 2820 | N/A | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe |
| PID 1096 wrote to memory of 2820 | N/A | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe" Z
Network
Files
memory/1096-0-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2820-1-0x0000000000400000-0x0000000000417000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-20 07:32
Reported
2024-06-20 07:35
Platform
win10v2004-20240508-en
Max time kernel
51s
Max time network
51s
Command Line
Signatures
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{56F9B9E2-1152-4DB9-93BE-4F5E848C7E60} | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\Internet Explorer\PLUGINS\Windows64.Jmp | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | N/A |
| File created | C:\Program Files\Internet Explorer\PLUGINS\Windows64.Jmp | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | N/A |
| File created | C:\Program Files\Internet Explorer\PLUGINS\Windows64.Sys | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56F9B9E2-1152-4DB9-93BE-4F5E848C7E60}\InProcServer32\ = "C:\\Program Files\\Internet Explorer\\PLUGINS\\Windows64.Sys" | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56F9B9E2-1152-4DB9-93BE-4F5E848C7E60}\InProcServer32\ThreadingModel = "Apartment" | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56F9B9E2-1152-4DB9-93BE-4F5E848C7E60} | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56F9B9E2-1152-4DB9-93BE-4F5E848C7E60}\ | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{56F9B9E2-1152-4DB9-93BE-4F5E848C7E60}\InProcServer32 | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1272 wrote to memory of 4804 | N/A | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe |
| PID 1272 wrote to memory of 4804 | N/A | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe |
| PID 1272 wrote to memory of 4804 | N/A | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\040f498e3cc3c3a709c37cdabb0b49ee_JaffaCakes118.exe" Z
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
Files
memory/1272-0-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4804-1-0x0000000000400000-0x0000000000417000-memory.dmp