Analysis Overview
SHA256
af331a8b505123c53688efff14d34e0a7e415e2bb4baa4a9986b0e449f42002c
Threat Level: Likely malicious
The file af331a8b505123c53688efff14d34e0a7e415e2bb4baa4a9986b0e449f42002c was found to be: Likely malicious.
Malicious Activity Summary
Office macro that triggers on suspicious action
Suspicious Office macro
Process spawned suspicious child process
System Location Discovery: System Language Discovery
Office loads VBA resources, possible macro or embedded object present
Enumerates system info in registry
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-23 22:16
Signatures
Office macro that triggers on suspicious action
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-23 22:16
Reported
2024-07-23 22:18
Platform
win7-20240704-en
Max time kernel
17s
Max time network
17s
Command Line
Signatures
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 |
Office loads VBA resources, possible macro or embedded object present
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 |
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\af331a8b505123c53688efff14d34e0a7e415e2bb4baa4a9986b0e449f42002c.xls
Network
Files
memory/2296-1-0x0000000072B3D000-0x0000000072B48000-memory.dmp
memory/2296-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2296-3-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-55-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-35-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-18-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-17-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-16-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-15-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-14-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-13-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-12-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-11-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-10-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-9-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-8-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-7-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-6-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-5-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-4-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-2-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-68-0x00000000003E0000-0x00000000004E0000-memory.dmp
memory/2296-69-0x0000000072B3D000-0x0000000072B48000-memory.dmp
memory/2296-70-0x00000000003E0000-0x00000000004E0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-23 22:16
Reported
2024-07-23 22:18
Platform
win10v2004-20240709-en
Max time kernel
35s
Max time network
41s
Command Line
Signatures
Process spawned suspicious 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:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Windows\system32\dwwin.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Windows\system32\dwwin.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\system32\dwwin.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Windows\system32\dwwin.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Windows\system32\dwwin.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 behavior: EnumeratesProcesses
| 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 |
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 4048 wrote to memory of 1584 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE |
| PID 4048 wrote to memory of 1584 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE |
| PID 1584 wrote to memory of 4652 | N/A | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE | C:\Windows\system32\dwwin.exe |
| PID 1584 wrote to memory of 4652 | N/A | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE | C:\Windows\system32\dwwin.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\af331a8b505123c53688efff14d34e0a7e415e2bb4baa4a9986b0e449f42002c.xls"
C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE
"C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 4852
C:\Windows\system32\dwwin.exe
C:\Windows\system32\dwwin.exe -x -s 4852
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 240.76.109.52.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 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 47.28.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 192.142.123.92.in-addr.arpa | udp |
Files
memory/4048-3-0x00007FFA828B0000-0x00007FFA828C0000-memory.dmp
memory/4048-1-0x00007FFAC28CD000-0x00007FFAC28CE000-memory.dmp
memory/4048-4-0x00007FFA828B0000-0x00007FFA828C0000-memory.dmp
memory/4048-5-0x00007FFA828B0000-0x00007FFA828C0000-memory.dmp
memory/4048-2-0x00007FFA828B0000-0x00007FFA828C0000-memory.dmp
memory/4048-0-0x00007FFA828B0000-0x00007FFA828C0000-memory.dmp
memory/4048-9-0x00007FFAC2830000-0x00007FFAC2A25000-memory.dmp
memory/4048-8-0x00007FFAC2830000-0x00007FFAC2A25000-memory.dmp
memory/4048-7-0x00007FFAC2830000-0x00007FFAC2A25000-memory.dmp
memory/4048-6-0x00007FFAC2830000-0x00007FFAC2A25000-memory.dmp
memory/4048-11-0x00007FFAC2830000-0x00007FFAC2A25000-memory.dmp
memory/4048-12-0x00007FFAC2830000-0x00007FFAC2A25000-memory.dmp
memory/4048-10-0x00007FFA80370000-0x00007FFA80380000-memory.dmp
memory/4048-13-0x00007FFA80370000-0x00007FFA80380000-memory.dmp
memory/4048-15-0x00007FFAC2830000-0x00007FFAC2A25000-memory.dmp
memory/4048-17-0x00007FFAC2830000-0x00007FFAC2A25000-memory.dmp
memory/4048-19-0x00007FFAC2830000-0x00007FFAC2A25000-memory.dmp
memory/4048-20-0x00007FFAC2830000-0x00007FFAC2A25000-memory.dmp
memory/4048-18-0x00007FFAC2830000-0x00007FFAC2A25000-memory.dmp
memory/4048-16-0x00007FFAC2830000-0x00007FFAC2A25000-memory.dmp
memory/4048-14-0x00007FFAC2830000-0x00007FFAC2A25000-memory.dmp
memory/4048-21-0x00007FFAC2830000-0x00007FFAC2A25000-memory.dmp
memory/4048-29-0x00007FFAC2830000-0x00007FFAC2A25000-memory.dmp
memory/1584-41-0x00007FFA828B0000-0x00007FFA828C0000-memory.dmp
memory/1584-44-0x00007FFA828B0000-0x00007FFA828C0000-memory.dmp
memory/1584-43-0x00007FFA828B0000-0x00007FFA828C0000-memory.dmp
memory/1584-42-0x00007FFA828B0000-0x00007FFA828C0000-memory.dmp
memory/4048-45-0x00007FFAC2830000-0x00007FFAC2A25000-memory.dmp