Analysis Overview
SHA256
31caa6f66af8581cd7592d9b0e847127bfb2d28575b188ed178b36c3a7435693
Threat Level: Known bad
The file cede243ccb2a1fb81284aa31eb65f126_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Suspicious Office macro
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-06 06:18
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-06 06:18
Reported
2024-09-06 06:21
Platform
win7-20240903-en
Max time kernel
144s
Max time network
140s
Command Line
Signatures
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2424 wrote to memory of 2832 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.exe |
| PID 2424 wrote to memory of 2832 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.exe |
| PID 2424 wrote to memory of 2832 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.exe |
| PID 2424 wrote to memory of 2832 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.exe |
| PID 2424 wrote to memory of 2832 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.exe |
| PID 2424 wrote to memory of 2832 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.exe |
| PID 2424 wrote to memory of 2832 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\cede243ccb2a1fb81284aa31eb65f126_JaffaCakes118.xls
C:\Windows\SysWOW64\rundll32.exe
rundll32 ..\NDks.freas,DllRegisterServer
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | artifkt.com | udp |
| US | 99.83.190.102:80 | artifkt.com | tcp |
| US | 99.83.190.102:443 | artifkt.com | tcp |
| US | 99.83.190.102:443 | artifkt.com | tcp |
| US | 99.83.190.102:443 | artifkt.com | tcp |
| US | 99.83.190.102:443 | artifkt.com | tcp |
Files
memory/2424-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2424-1-0x000000007253D000-0x0000000072548000-memory.dmp
memory/2424-3-0x000000007253D000-0x0000000072548000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-06 06:18
Reported
2024-09-06 06:19
Platform
win10v2004-20240802-en
Max time kernel
31s
Max time network
42s
Command Line
Signatures
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\SYSTEM32\rundll32.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1824 wrote to memory of 1332 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SYSTEM32\rundll32.exe |
| PID 1824 wrote to memory of 1332 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SYSTEM32\rundll32.exe |
Processes
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\cede243ccb2a1fb81284aa31eb65f126_JaffaCakes118.xls"
C:\Windows\SYSTEM32\rundll32.exe
rundll32 ..\NDks.freas,DllRegisterServer
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | roaming.officeapps.live.com | udp |
| NL | 52.109.89.19:443 | roaming.officeapps.live.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 46.28.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.89.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | artifkt.com | udp |
| US | 99.83.190.102:80 | artifkt.com | tcp |
| US | 99.83.190.102:443 | artifkt.com | tcp |
| US | 8.8.8.8:53 | r10.o.lencr.org | udp |
| GB | 2.18.190.73:80 | r10.o.lencr.org | tcp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 102.190.83.99.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 61.45.26.184.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.artifkt.com | udp |
| IE | 34.249.200.254:443 | www.artifkt.com | tcp |
| US | 8.8.8.8:53 | 254.200.249.34.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.143.182.52.in-addr.arpa | udp |
Files
memory/1824-1-0x00007FFADA28D000-0x00007FFADA28E000-memory.dmp
memory/1824-0-0x00007FFA9A270000-0x00007FFA9A280000-memory.dmp
memory/1824-3-0x00007FFA9A270000-0x00007FFA9A280000-memory.dmp
memory/1824-2-0x00007FFA9A270000-0x00007FFA9A280000-memory.dmp
memory/1824-4-0x00007FFA9A270000-0x00007FFA9A280000-memory.dmp
memory/1824-5-0x00007FFA9A270000-0x00007FFA9A280000-memory.dmp
memory/1824-9-0x00007FFADA1F0000-0x00007FFADA3E5000-memory.dmp
memory/1824-8-0x00007FFADA1F0000-0x00007FFADA3E5000-memory.dmp
memory/1824-11-0x00007FFADA1F0000-0x00007FFADA3E5000-memory.dmp
memory/1824-12-0x00007FFADA1F0000-0x00007FFADA3E5000-memory.dmp
memory/1824-13-0x00007FFADA1F0000-0x00007FFADA3E5000-memory.dmp
memory/1824-16-0x00007FFADA1F0000-0x00007FFADA3E5000-memory.dmp
memory/1824-15-0x00007FFADA1F0000-0x00007FFADA3E5000-memory.dmp
memory/1824-18-0x00007FFA98090000-0x00007FFA980A0000-memory.dmp
memory/1824-17-0x00007FFADA1F0000-0x00007FFADA3E5000-memory.dmp
memory/1824-20-0x00007FFADA1F0000-0x00007FFADA3E5000-memory.dmp
memory/1824-21-0x00007FFADA1F0000-0x00007FFADA3E5000-memory.dmp
memory/1824-22-0x00007FFADA1F0000-0x00007FFADA3E5000-memory.dmp
memory/1824-19-0x00007FFADA1F0000-0x00007FFADA3E5000-memory.dmp
memory/1824-14-0x00007FFA98090000-0x00007FFA980A0000-memory.dmp
memory/1824-10-0x00007FFADA1F0000-0x00007FFADA3E5000-memory.dmp
memory/1824-7-0x00007FFADA1F0000-0x00007FFADA3E5000-memory.dmp
memory/1824-6-0x00007FFADA1F0000-0x00007FFADA3E5000-memory.dmp
memory/1824-43-0x00007FFADA1F0000-0x00007FFADA3E5000-memory.dmp
memory/1824-44-0x00007FFADA28D000-0x00007FFADA28E000-memory.dmp
memory/1824-45-0x00007FFADA1F0000-0x00007FFADA3E5000-memory.dmp
memory/1824-46-0x00007FFADA1F0000-0x00007FFADA3E5000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
| MD5 | 5469cc46184166b9150b19d351609fa4 |
| SHA1 | 347618f96b2899188d3eb6c0269f7f4e4922bfb6 |
| SHA256 | 8fa1eb9d9db90ef9e1747e75522bc0116fa12b4a4e99a64bc40bd64836d581d2 |
| SHA512 | 6dfa2fcaddbdf9ac592c6181d0d8b0bcbd39f92b6b0ca22fae31abbb50b593db3740770894d24d391b6aed81d329147ad1ada44844c8ca0d8e2738749336ff00 |