Analysis Overview
SHA256
eb99785b437af802cd6a49eee25cf060a545dc871be4a6c0094b77b13ffc2eba
Threat Level: Likely malicious
The file eb99785b437af802cd6a49eee25cf060a545dc871be4a6c0094b77b13ffc2eba was found to be: Likely malicious.
Malicious Activity Summary
Suspicious Office macro
Office loads VBA resources, possible macro or embedded object present
Suspicious use of SetWindowsHookEx
Enumerates system info in registry
Suspicious use of FindShellTrayWindow
Modifies Internet Explorer settings
Checks processor information in registry
Suspicious behavior: AddClipboardFormatListener
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-29 02:35
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-29 02:35
Reported
2024-05-29 02:36
Platform
win10v2004-20240426-en
Max time kernel
47s
Max time network
37s
Command Line
Signatures
Checks processor information in registry
| Description | Indicator | Process | Target |
| 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 |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | 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 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 |
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\eb99785b437af802cd6a49eee25cf060a545dc871be4a6c0094b77b13ffc2eba.xlsm"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.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 | 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 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | docs.google.com | udp |
| FR | 142.250.201.174:443 | docs.google.com | tcp |
| US | 8.8.8.8:53 | www.dropbox.com | udp |
| GB | 162.125.64.18:443 | www.dropbox.com | tcp |
| US | 8.8.8.8:53 | 174.201.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.64.125.162.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 174.117.168.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
Files
memory/2712-0-0x00007FF8C6AF0000-0x00007FF8C6B00000-memory.dmp
memory/2712-1-0x00007FF8C6AF0000-0x00007FF8C6B00000-memory.dmp
memory/2712-2-0x00007FF8C6AF0000-0x00007FF8C6B00000-memory.dmp
memory/2712-3-0x00007FF8C6AF0000-0x00007FF8C6B00000-memory.dmp
memory/2712-6-0x00007FF906A70000-0x00007FF906C65000-memory.dmp
memory/2712-7-0x00007FF906A70000-0x00007FF906C65000-memory.dmp
memory/2712-8-0x00007FF906A70000-0x00007FF906C65000-memory.dmp
memory/2712-9-0x00007FF906A70000-0x00007FF906C65000-memory.dmp
memory/2712-10-0x00007FF8C4A90000-0x00007FF8C4AA0000-memory.dmp
memory/2712-4-0x00007FF906B0D000-0x00007FF906B0E000-memory.dmp
memory/2712-5-0x00007FF8C6AF0000-0x00007FF8C6B00000-memory.dmp
memory/2712-12-0x00007FF906A70000-0x00007FF906C65000-memory.dmp
memory/2712-14-0x00007FF906A70000-0x00007FF906C65000-memory.dmp
memory/2712-13-0x00007FF906A70000-0x00007FF906C65000-memory.dmp
memory/2712-17-0x00007FF906A70000-0x00007FF906C65000-memory.dmp
memory/2712-16-0x00007FF906A70000-0x00007FF906C65000-memory.dmp
memory/2712-15-0x00007FF8C4A90000-0x00007FF8C4AA0000-memory.dmp
memory/2712-11-0x00007FF906A70000-0x00007FF906C65000-memory.dmp
memory/2712-81-0x00007FF906A70000-0x00007FF906C65000-memory.dmp
memory/2712-154-0x00007FF906A70000-0x00007FF906C65000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-29 02:35
Reported
2024-05-29 02:36
Platform
win7-20240508-en
Max time kernel
46s
Max time network
16s
Command Line
Signatures
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 |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\MenuExt | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Toolbar | 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\eb99785b437af802cd6a49eee25cf060a545dc871be4a6c0094b77b13ffc2eba.xlsm
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | docs.google.com | udp |
| FR | 142.250.201.174:443 | docs.google.com | tcp |
| US | 8.8.8.8:53 | www.dropbox.com | udp |
| GB | 162.125.64.18:443 | www.dropbox.com | tcp |
| GB | 162.125.64.18:443 | www.dropbox.com | tcp |
Files
memory/1424-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/1424-1-0x0000000072C4D000-0x0000000072C58000-memory.dmp
memory/1424-26-0x0000000006010000-0x0000000006110000-memory.dmp
memory/1424-39-0x0000000006010000-0x0000000006110000-memory.dmp
memory/1424-65-0x0000000006010000-0x0000000006110000-memory.dmp
memory/1424-64-0x0000000006010000-0x0000000006110000-memory.dmp
memory/1424-66-0x0000000006010000-0x0000000006110000-memory.dmp
memory/1424-67-0x0000000072C4D000-0x0000000072C58000-memory.dmp
memory/1424-68-0x0000000006010000-0x0000000006110000-memory.dmp
memory/1424-69-0x0000000006010000-0x0000000006110000-memory.dmp
memory/1424-70-0x0000000006010000-0x0000000006110000-memory.dmp
memory/1424-71-0x0000000006010000-0x0000000006110000-memory.dmp
memory/1424-72-0x0000000006010000-0x0000000006110000-memory.dmp