Analysis Overview
SHA256
98f320d5db381ae11a682b3f9e071909db36736a7876a5932a1062a4cafc1332
Threat Level: Known bad
The file 1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
CyberGate, Rebhip
Adds policy Run key to start application
Boot or Logon Autostart Execution: Active Setup
Adds Run key to start application
Suspicious use of SetThreadContext
Drops file in Windows directory
Unsigned PE
Program crash
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-02 14:43
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-02 14:43
Reported
2024-07-02 14:46
Platform
win10v2004-20240508-en
Max time kernel
92s
Max time network
107s
Command Line
Signatures
CyberGate, Rebhip
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\update = "C:\\Windows\\Windll\\Windll.exe" | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\update = "C:\\Windows\\Windll\\Windll.exe" | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe | N/A |
Boot or Logon Autostart Execution: Active Setup
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{6COJU6IR-4VXS-83F3-64U6-8XBD01547F28} | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{6COJU6IR-4VXS-83F3-64U6-8XBD01547F28}\StubPath = "C:\\Windows\\Windll\\Windll.exe Restart" | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windll = "C:\\Windows\\Windll\\Windll.exe" | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windll = "C:\\Windows\\Windll\\Windll.exe" | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4300 set thread context of 5068 | N/A | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\Windll\Windll.exe | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\Windll\Windll.exe | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe | N/A |
Program crash
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 5068 -ip 5068
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5068 -s 488
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 5068 -ip 5068
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5068 -s 540
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.121.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
Files
memory/4300-0-0x0000000000400000-0x0000000000411000-memory.dmp
memory/5068-3-0x0000000000400000-0x0000000000450000-memory.dmp
memory/5068-4-0x0000000000400000-0x0000000000450000-memory.dmp
memory/5068-5-0x0000000000400000-0x0000000000450000-memory.dmp
memory/4300-6-0x0000000000400000-0x0000000000411000-memory.dmp
memory/5068-7-0x0000000000400000-0x0000000000450000-memory.dmp
memory/5068-11-0x0000000000400000-0x0000000000450000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-02 14:43
Reported
2024-07-02 14:46
Platform
win7-20240508-en
Max time kernel
140s
Max time network
120s
Command Line
Signatures
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1844 set thread context of 1796 | N/A | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1fafb478b9b15d9d8dc8d1341302fa11_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1796 -s 160
Network
Files
memory/1844-0-0x0000000000400000-0x0000000000411000-memory.dmp
memory/1796-3-0x0000000000400000-0x0000000000450000-memory.dmp
memory/1796-4-0x0000000000400000-0x0000000000450000-memory.dmp
memory/1844-5-0x0000000000400000-0x0000000000411000-memory.dmp
memory/1796-6-0x0000000000400000-0x0000000000450000-memory.dmp
memory/1796-7-0x0000000000400000-0x0000000000450000-memory.dmp