Analysis Overview
SHA256
57bbc327c41c66b949c266e425d22344101df9064d3784d5c0ec600af9af9efa
Threat Level: Likely malicious
The file 4ddfa1d452b4901aec55543c3cbd0ce9 was found to be: Likely malicious.
Malicious Activity Summary
Suspicious Office macro
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-09 08:47
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-09 08:47
Reported
2024-01-09 08:50
Platform
win7-20231215-en
Max time kernel
159s
Max time network
126s
Command Line
Signatures
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-1-5-21-3308111660-3636268597-2291490419-1000\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-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\MenuExt | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\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-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\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-1-5-21-3308111660-3636268597-2291490419-1000\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-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Toolbar | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote | 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 FindShellTrayWindow
| 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\4ddfa1d452b4901aec55543c3cbd0ce9.xls
Network
Files
memory/2168-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2168-1-0x0000000071D8D000-0x0000000071D98000-memory.dmp
memory/2168-2-0x0000000071D8D000-0x0000000071D98000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-09 08:47
Reported
2024-01-09 08:49
Platform
win10v2004-20231215-en
Max time kernel
151s
Max time network
153s
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 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 |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily | 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
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\4ddfa1d452b4901aec55543c3cbd0ce9.xls"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 5.181.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 46.28.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 27.178.89.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 84.65.42.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
Files
memory/812-0-0x00007FFBC5C90000-0x00007FFBC5CA0000-memory.dmp
memory/812-1-0x00007FFBC5C90000-0x00007FFBC5CA0000-memory.dmp
memory/812-2-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-4-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-3-0x00007FFBC5C90000-0x00007FFBC5CA0000-memory.dmp
memory/812-6-0x00007FFBC5C90000-0x00007FFBC5CA0000-memory.dmp
memory/812-7-0x00007FFBC5C90000-0x00007FFBC5CA0000-memory.dmp
memory/812-8-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-5-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-9-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-10-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-11-0x00007FFBC3A40000-0x00007FFBC3A50000-memory.dmp
memory/812-12-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-13-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-14-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-15-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-16-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-17-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-18-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-19-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-20-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-21-0x00007FFBC3A40000-0x00007FFBC3A50000-memory.dmp
memory/812-22-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-32-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-33-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-34-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-35-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-36-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-37-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-38-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp
memory/812-39-0x00007FFC05C10000-0x00007FFC05E05000-memory.dmp