Analysis Overview
SHA256
4fe312ba8f103e4854f6587495146e342684f76874fb7937379062e56fc9110f
Threat Level: Shows suspicious behavior
The file JaffaCakes118_40bf354a2f5f69e307f9498660a7275c was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Suspicious use of SetThreadContext
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2025-01-27 14:57
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2025-01-27 14:57
Reported
2025-01-27 15:00
Platform
win7-20240729-en
Max time kernel
143s
Max time network
16s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\WinDefender.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\WinDefender.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\WinDefender.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WinDefender = "C:\\Users\\Admin\\AppData\\Local\\Temp\\WinDefender.exe" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\WinDefender = "C:\\Users\\Admin\\AppData\\Local\\Temp\\WinDefender.exe" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1756 set thread context of 1080 | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe |
| PID 1376 set thread context of 2240 | N/A | C:\Users\Admin\AppData\Local\Temp\WinDefender.exe | C:\Users\Admin\AppData\Local\Temp\WinDefender.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\WinDefender.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\WinDefender.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe"
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe"
C:\Users\Admin\AppData\Local\Temp\WinDefender.exe
"C:\Users\Admin\AppData\Local\Temp\WinDefender.exe"
C:\Users\Admin\AppData\Local\Temp\WinDefender.exe
"C:\Users\Admin\AppData\Local\Temp\WinDefender.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | sw.maximum-irc.info | udp |
Files
memory/1080-2-0x0000000000400000-0x000000000040F000-memory.dmp
memory/1080-4-0x0000000000400000-0x000000000040F000-memory.dmp
memory/1080-5-0x0000000000400000-0x000000000040F000-memory.dmp
\Users\Admin\AppData\Local\Temp\WinDefender.exe
| MD5 | 40bf354a2f5f69e307f9498660a7275c |
| SHA1 | 8b43bf482c7f589d55c12d1066da4f193aeb7bbb |
| SHA256 | 4fe312ba8f103e4854f6587495146e342684f76874fb7937379062e56fc9110f |
| SHA512 | 71c12aa22bbcaccd14c281712f889f8342e06dd1bd70e0b2d4e0305d1ff8f285ec447a482bc79c47c89a27c6920dd525ba415887d37292cfd2fce960ce437b0a |
memory/1080-20-0x0000000000400000-0x000000000040F000-memory.dmp
memory/2240-26-0x0000000000400000-0x000000000040F000-memory.dmp
memory/2240-27-0x0000000000400000-0x000000000040F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2025-01-27 14:57
Reported
2025-01-27 15:00
Platform
win10v2004-20241007-en
Max time kernel
143s
Max time network
140s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\WinDefender.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\WinDefender.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WinDefender = "C:\\Users\\Admin\\AppData\\Local\\Temp\\WinDefender.exe" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WinDefender = "C:\\Users\\Admin\\AppData\\Local\\Temp\\WinDefender.exe" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 5076 set thread context of 2104 | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe |
| PID 4952 set thread context of 1216 | N/A | C:\Users\Admin\AppData\Local\Temp\WinDefender.exe | C:\Users\Admin\AppData\Local\Temp\WinDefender.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\WinDefender.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\WinDefender.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe"
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40bf354a2f5f69e307f9498660a7275c.exe"
C:\Users\Admin\AppData\Local\Temp\WinDefender.exe
"C:\Users\Admin\AppData\Local\Temp\WinDefender.exe"
C:\Users\Admin\AppData\Local\Temp\WinDefender.exe
"C:\Users\Admin\AppData\Local\Temp\WinDefender.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 167.173.78.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | sw.maximum-irc.info | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
Files
memory/2104-2-0x0000000000400000-0x000000000040F000-memory.dmp
memory/2104-4-0x0000000000400000-0x000000000040F000-memory.dmp
memory/2104-5-0x0000000000400000-0x000000000040F000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\WinDefender.exe
| MD5 | 40bf354a2f5f69e307f9498660a7275c |
| SHA1 | 8b43bf482c7f589d55c12d1066da4f193aeb7bbb |
| SHA256 | 4fe312ba8f103e4854f6587495146e342684f76874fb7937379062e56fc9110f |
| SHA512 | 71c12aa22bbcaccd14c281712f889f8342e06dd1bd70e0b2d4e0305d1ff8f285ec447a482bc79c47c89a27c6920dd525ba415887d37292cfd2fce960ce437b0a |
memory/2104-15-0x0000000000400000-0x000000000040F000-memory.dmp
memory/1216-19-0x0000000000400000-0x000000000040F000-memory.dmp
memory/1216-20-0x0000000000400000-0x000000000040F000-memory.dmp
memory/1216-21-0x0000000000400000-0x000000000040F000-memory.dmp