Analysis Overview
SHA256
984ec5d3b481b6b2c4c4f3073557ff746b316eedb53ddfcdd7ae0532f32fd9df
Threat Level: Known bad
The file 984ec5d3b481b6b2c4c4f3073557ff746b316eedb53ddfcdd7ae0532f32fd9df 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 SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Suspicious use of FindShellTrayWindow
Enumerates system info in registry
Suspicious behavior: AddClipboardFormatListener
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-11 21:19
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-11 21:19
Reported
2024-11-11 21:21
Platform
win7-20240729-en
Max time kernel
61s
Max time network
121s
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\regsvr32.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\regsvr32.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 |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2236 wrote to memory of 2584 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2236 wrote to memory of 2584 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2236 wrote to memory of 2584 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2236 wrote to memory of 2584 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2236 wrote to memory of 2584 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2236 wrote to memory of 2584 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2236 wrote to memory of 2584 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.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\984ec5d3b481b6b2c4c4f3073557ff746b316eedb53ddfcdd7ae0532f32fd9df.xlsm
C:\Windows\SysWow64\regsvr32.exe
C:\Windows\SysWow64\regsvr32.exe -s ..\wn.ocx
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.ajaxmatters.com | udp |
| US | 172.67.147.196:80 | www.ajaxmatters.com | tcp |
| US | 172.67.147.196:443 | www.ajaxmatters.com | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.187.227:80 | c.pki.goog | tcp |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| US | 23.192.22.93:80 | www.microsoft.com | tcp |
| US | 8.8.8.8:53 | crl.microsoft.com | udp |
| GB | 2.19.117.18:80 | crl.microsoft.com | tcp |
Files
memory/2236-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2236-1-0x000000007408D000-0x0000000074098000-memory.dmp
C:\Users\Admin\wn.ocx
| MD5 | 4ed8ca5542b641fddd200acebadf4e3c |
| SHA1 | 41fd7fb6cb84805fbc229cbf13620f80a5008003 |
| SHA256 | 3f03ee986c82c3be72da6272448f92d97426f53e07079334edeb502f6386cc33 |
| SHA512 | 866719609b7200cdd4d97b6a83d7fb6424d3900b555e23d2db8744539b1ae204c0da0a5e595c676ee4cad7df3f743aad1e746c750cd30afe3a74d89bf188979a |
memory/2236-24-0x000000007408D000-0x0000000074098000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-11 21:19
Reported
2024-11-11 21:21
Platform
win10v2004-20241007-en
Max time kernel
148s
Max time network
152s
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\SysWow64\regsvr32.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWow64\regsvr32.exe | N/A |
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 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 |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | 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 FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4788 wrote to memory of 2308 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 4788 wrote to memory of 2308 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 4788 wrote to memory of 2308 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.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\984ec5d3b481b6b2c4c4f3073557ff746b316eedb53ddfcdd7ae0532f32fd9df.xlsm"
C:\Windows\SysWow64\regsvr32.exe
C:\Windows\SysWow64\regsvr32.exe -s ..\wn.ocx
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 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | roaming.officeapps.live.com | udp |
| GB | 52.109.28.47:443 | roaming.officeapps.live.com | tcp |
| US | 8.8.8.8:53 | www.ajaxmatters.com | udp |
| US | 172.67.147.196:80 | www.ajaxmatters.com | tcp |
| US | 172.67.147.196:443 | www.ajaxmatters.com | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.187.227:80 | c.pki.goog | tcp |
| US | 8.8.8.8:53 | 97.32.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 47.28.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.147.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 227.187.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 123.10.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
Files
memory/4788-2-0x00007FFF38010000-0x00007FFF38020000-memory.dmp
memory/4788-1-0x00007FFF7802D000-0x00007FFF7802E000-memory.dmp
memory/4788-5-0x00007FFF38010000-0x00007FFF38020000-memory.dmp
memory/4788-6-0x00007FFF77F90000-0x00007FFF78185000-memory.dmp
memory/4788-7-0x00007FFF77F90000-0x00007FFF78185000-memory.dmp
memory/4788-8-0x00007FFF77F90000-0x00007FFF78185000-memory.dmp
memory/4788-9-0x00007FFF77F90000-0x00007FFF78185000-memory.dmp
memory/4788-4-0x00007FFF38010000-0x00007FFF38020000-memory.dmp
memory/4788-0-0x00007FFF38010000-0x00007FFF38020000-memory.dmp
memory/4788-13-0x00007FFF77F90000-0x00007FFF78185000-memory.dmp
memory/4788-12-0x00007FFF77F90000-0x00007FFF78185000-memory.dmp
memory/4788-14-0x00007FFF35920000-0x00007FFF35930000-memory.dmp
memory/4788-11-0x00007FFF77F90000-0x00007FFF78185000-memory.dmp
memory/4788-10-0x00007FFF77F90000-0x00007FFF78185000-memory.dmp
memory/4788-3-0x00007FFF38010000-0x00007FFF38020000-memory.dmp
memory/4788-15-0x00007FFF35920000-0x00007FFF35930000-memory.dmp
memory/4788-18-0x00007FFF77F90000-0x00007FFF78185000-memory.dmp
memory/4788-17-0x00007FFF77F90000-0x00007FFF78185000-memory.dmp
memory/4788-19-0x00007FFF77F90000-0x00007FFF78185000-memory.dmp
memory/4788-16-0x00007FFF77F90000-0x00007FFF78185000-memory.dmp
C:\Users\Admin\wn.ocx
| MD5 | 4ed8ca5542b641fddd200acebadf4e3c |
| SHA1 | 41fd7fb6cb84805fbc229cbf13620f80a5008003 |
| SHA256 | 3f03ee986c82c3be72da6272448f92d97426f53e07079334edeb502f6386cc33 |
| SHA512 | 866719609b7200cdd4d97b6a83d7fb6424d3900b555e23d2db8744539b1ae204c0da0a5e595c676ee4cad7df3f743aad1e746c750cd30afe3a74d89bf188979a |
memory/4788-41-0x00007FFF77F90000-0x00007FFF78185000-memory.dmp
memory/4788-43-0x00007FFF77F90000-0x00007FFF78185000-memory.dmp
memory/4788-42-0x00007FFF7802D000-0x00007FFF7802E000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
| MD5 | bbbf357351b59c173971ba3058f27dc6 |
| SHA1 | c88839941cb1c17fc2de19f33b11c46690c92e03 |
| SHA256 | 2c99c80ead3726adec74cf99b044a8fa460d2f6d92aae2b003ed6a4c9c2d77ae |
| SHA512 | 0567960212261f4fe855da0e4a4f9da359e4edb7336db31daf595d2c0679f032a2845aa8e8e33b90c36363e0f4fdad8ec11343363102b7766c33d9ba654c5afa |