Analysis Overview
SHA256
1294db56f5f2a1c0d955313b24228bae646ea2027083627db30247833e910df8
Threat Level: Shows suspicious behavior
The file e592f4dc38e1924caf5b705d64e31623_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
UPX packed file
Adds Run key to start application
Unsigned PE
Modifies Internet Explorer settings
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-07 18:25
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-07 18:25
Reported
2024-04-07 18:28
Platform
win7-20240221-en
Max time kernel
140s
Max time network
126s
Command Line
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Windows\CurrentVersion\Run\Cognac = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe" | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe | N/A |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Main | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2112 wrote to memory of 2588 | N/A | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe |
| PID 2112 wrote to memory of 2588 | N/A | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe |
| PID 2112 wrote to memory of 2588 | N/A | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe |
| PID 2112 wrote to memory of 2588 | N/A | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe
Network
Files
memory/2112-0-0x0000000000400000-0x000000000043F000-memory.dmp
memory/2588-2-0x0000000000400000-0x000000000043F000-memory.dmp
memory/2112-1755-0x0000000000400000-0x000000000043F000-memory.dmp
memory/2588-3349-0x0000000000400000-0x000000000043F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-07 18:25
Reported
2024-04-07 18:28
Platform
win10v2004-20240226-en
Max time kernel
148s
Max time network
153s
Command Line
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Cognac = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe" | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe | N/A |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Software\Microsoft\Internet Explorer\International | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 5084 wrote to memory of 4492 | N/A | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe |
| PID 5084 wrote to memory of 4492 | N/A | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe |
| PID 5084 wrote to memory of 4492 | N/A | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\e592f4dc38e1924caf5b705d64e31623_JaffaCakes118.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.143.109.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | imagesrepository.com | udp |
| US | 8.8.8.8:53 | protection-manager.com | udp |
| US | 8.8.8.8:53 | images-base.com | udp |
| US | 8.8.8.8:53 | protect-management.com | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 121.150.79.40.in-addr.arpa | udp |
Files
memory/5084-0-0x0000000000400000-0x000000000043F000-memory.dmp
memory/5084-251-0x0000000000400000-0x000000000043F000-memory.dmp
memory/4492-10196-0x0000000000400000-0x000000000043F000-memory.dmp
memory/4492-22455-0x0000000000400000-0x000000000043F000-memory.dmp
memory/4492-28681-0x0000000000400000-0x000000000043F000-memory.dmp
memory/4492-37543-0x0000000000400000-0x000000000043F000-memory.dmp
memory/4492-49442-0x0000000000400000-0x000000000043F000-memory.dmp
memory/4492-52847-0x0000000003B80000-0x0000000003B81000-memory.dmp
memory/4492-52848-0x0000000003C70000-0x0000000003C71000-memory.dmp
memory/4492-52849-0x0000000000400000-0x000000000043F000-memory.dmp
memory/4492-52851-0x0000000003B80000-0x0000000003B81000-memory.dmp
memory/4492-52853-0x0000000003C70000-0x0000000003C71000-memory.dmp
memory/4492-52854-0x0000000003C70000-0x0000000003C71000-memory.dmp