Analysis Overview
SHA256
8f8e4edf45a537fecfcc167e283168d413500b4a1ff577e55def09a958818130
Threat Level: Known bad
The file ebd2c9b466da4de22328c6c6cb87b008 was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Suspicious Office macro
Modifies Internet Explorer settings
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-28 17:25
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-28 17:25
Reported
2024-01-09 14:33
Platform
win7-20231215-en
Max time kernel
1s
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\rundll32.exe | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\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-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Internet Explorer\Toolbar | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Internet Explorer\MenuExt | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\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-1-5-21-1603059206-2004189698-4139800220-1000\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 |
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\ebd2c9b466da4de22328c6c6cb87b008.xls
C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\Y49vfDq.txt,DllRegisterServer
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | skill.fashion | udp |
| US | 8.8.8.8:53 | syracuse.best | udp |
Files
memory/1352-1-0x00000000724FD000-0x0000000072508000-memory.dmp
memory/1352-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/1352-2-0x00000000724FD000-0x0000000072508000-memory.dmp
memory/1352-3-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/1352-4-0x00000000724FD000-0x0000000072508000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-28 17:25
Reported
2024-01-09 14:33
Platform
win10v2004-20231222-en
Max time kernel
0s
Max time network
61s
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\explorer.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.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\ebd2c9b466da4de22328c6c6cb87b008.xls"
C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
C:\Windows\explorer.exe
explorer.exe C:\Users\Public\Documents\ENHMWOb.vbs
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\ENHMWOb.vbs"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 8.8.8.8:53 | skill.fashion | udp |
| US | 8.8.8.8:53 | 240.76.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 85.177.190.20.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 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 195.233.44.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.179.89.13.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 100.5.17.2.in-addr.arpa | udp |
Files
memory/3688-1-0x00007FFF289D0000-0x00007FFF289E0000-memory.dmp
memory/3688-7-0x00007FFF289D0000-0x00007FFF289E0000-memory.dmp
memory/3688-9-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp
memory/3688-10-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp
memory/3688-14-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp
memory/3688-15-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp
memory/3688-17-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp
memory/3688-19-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp
memory/3688-22-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp
memory/3688-23-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp
memory/3688-21-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp
memory/3688-20-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp
memory/3688-18-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp
memory/3688-16-0x00007FFF26770000-0x00007FFF26780000-memory.dmp
memory/3688-13-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp
memory/3688-12-0x00007FFF26770000-0x00007FFF26780000-memory.dmp
memory/3688-11-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp
memory/3688-8-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp
memory/3688-6-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp
memory/3688-5-0x00007FFF289D0000-0x00007FFF289E0000-memory.dmp
memory/3688-4-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp
memory/3688-3-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp
memory/3688-2-0x00007FFF289D0000-0x00007FFF289E0000-memory.dmp
memory/3688-0-0x00007FFF289D0000-0x00007FFF289E0000-memory.dmp
memory/3688-35-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp