Analysis Overview
SHA256
ef9dd1340e29505485c1cf3e61e762eeb19286568b8c6db779dedac86a95f82b
Threat Level: Likely malicious
The file ef9dd1340e29505485c1cf3e61e762eeb19286568b8c6db779dedac86a95f82b was found to be: Likely malicious.
Malicious Activity Summary
Suspicious Office macro
Office loads VBA resources, possible macro or embedded object present
Enumerates system info in registry
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-31 01:50
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-31 01:50
Reported
2024-05-31 01:51
Platform
win7-20240215-en
Max time kernel
52s
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 (str) | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Toolbar | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\MenuExt | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\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-1-5-21-2248906074-2862704502-246302768-1000\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-1-5-21-2248906074-2862704502-246302768-1000\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-1-5-21-2248906074-2862704502-246302768-1000\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 |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" | 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\ef9dd1340e29505485c1cf3e61e762eeb19286568b8c6db779dedac86a95f82b.xlsm
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | docs.google.com | udp |
| GB | 142.250.200.14:443 | 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/2876-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2876-1-0x00000000723BD000-0x00000000723C8000-memory.dmp
memory/2876-26-0x0000000006260000-0x0000000006360000-memory.dmp
memory/2876-65-0x0000000006260000-0x0000000006360000-memory.dmp
memory/2876-64-0x0000000006260000-0x0000000006360000-memory.dmp
memory/2876-63-0x0000000006260000-0x0000000006360000-memory.dmp
memory/2876-66-0x0000000006260000-0x0000000006360000-memory.dmp
memory/2876-67-0x00000000723BD000-0x00000000723C8000-memory.dmp
memory/2876-68-0x0000000006260000-0x0000000006360000-memory.dmp
memory/2876-69-0x0000000006260000-0x0000000006360000-memory.dmp
memory/2876-70-0x0000000006260000-0x0000000006360000-memory.dmp
memory/2876-71-0x0000000006260000-0x0000000006360000-memory.dmp
memory/2876-72-0x0000000006260000-0x0000000006360000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-31 01:50
Reported
2024-05-31 01:51
Platform
win10v2004-20240508-en
Max time kernel
47s
Max time network
36s
Command Line
Signatures
Checks processor information in registry
| Description | Indicator | Process | Target |
| 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 |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | 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
| 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\ef9dd1340e29505485c1cf3e61e762eeb19286568b8c6db779dedac86a95f82b.xlsm"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | roaming.officeapps.live.com | udp |
| FR | 52.109.68.129:443 | roaming.officeapps.live.com | tcp |
| US | 8.8.8.8:53 | 46.28.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 129.68.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | docs.google.com | udp |
| GB | 142.250.200.14:443 | 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 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.200.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.64.125.162.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.173.189.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
Files
memory/3972-0-0x00007FFEEE9B0000-0x00007FFEEE9C0000-memory.dmp
memory/3972-4-0x00007FFEEE9B0000-0x00007FFEEE9C0000-memory.dmp
memory/3972-3-0x00007FFEEE9B0000-0x00007FFEEE9C0000-memory.dmp
memory/3972-1-0x00007FFF2E9CD000-0x00007FFF2E9CE000-memory.dmp
memory/3972-2-0x00007FFEEE9B0000-0x00007FFEEE9C0000-memory.dmp
memory/3972-9-0x00007FFF2E930000-0x00007FFF2EB25000-memory.dmp
memory/3972-8-0x00007FFF2E930000-0x00007FFF2EB25000-memory.dmp
memory/3972-7-0x00007FFF2E930000-0x00007FFF2EB25000-memory.dmp
memory/3972-6-0x00007FFF2E930000-0x00007FFF2EB25000-memory.dmp
memory/3972-5-0x00007FFEEE9B0000-0x00007FFEEE9C0000-memory.dmp
memory/3972-10-0x00007FFF2E930000-0x00007FFF2EB25000-memory.dmp
memory/3972-12-0x00007FFF2E930000-0x00007FFF2EB25000-memory.dmp
memory/3972-13-0x00007FFF2E930000-0x00007FFF2EB25000-memory.dmp
memory/3972-11-0x00007FFF2E930000-0x00007FFF2EB25000-memory.dmp
memory/3972-15-0x00007FFEEC7C0000-0x00007FFEEC7D0000-memory.dmp
memory/3972-14-0x00007FFF2E930000-0x00007FFF2EB25000-memory.dmp
memory/3972-16-0x00007FFEEC7C0000-0x00007FFEEC7D0000-memory.dmp
memory/3972-18-0x00007FFF2E930000-0x00007FFF2EB25000-memory.dmp
memory/3972-17-0x00007FFF2E930000-0x00007FFF2EB25000-memory.dmp
memory/3972-69-0x00007FFF2E930000-0x00007FFF2EB25000-memory.dmp
memory/3972-155-0x00007FFF2E930000-0x00007FFF2EB25000-memory.dmp
memory/3972-156-0x00007FFF2E9CD000-0x00007FFF2E9CE000-memory.dmp
memory/3972-157-0x00007FFF2E930000-0x00007FFF2EB25000-memory.dmp
memory/3972-158-0x00007FFF2E930000-0x00007FFF2EB25000-memory.dmp