Analysis Overview
SHA256
14f7ac1325b2461a3291b7699fcf647d1293675343aa17ee2f0ba1b503cd6257
Threat Level: Known bad
The file 4ec1a61a5b993f2fcaaf7f282fcddf3b was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Modifies Internet Explorer settings
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-22 02:02
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-22 02:02
Reported
2023-12-23 05:06
Platform
win7-20231129-en
Max time kernel
0s
Max time network
122s
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\msiexec.exe | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE |
| Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\SysWOW64\wscript.exe | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Toolbar | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\MenuExt | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\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-1-5-21-3470981204-343661084-3367201002-1000\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-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" | 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\4ec1a61a5b993f2fcaaf7f282fcddf3b.xlsm
C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
C:\Windows\SysWOW64\wscript.exe
wscript C:\ProgramData\start.vbs
Network
| Country | Destination | Domain | Proto |
| NL | 46.17.98.187:80 | tcp | |
| NL | 46.17.98.187:80 | tcp |
Files
memory/2548-1-0x000000007260D000-0x0000000072618000-memory.dmp
memory/2548-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2548-2-0x000000007260D000-0x0000000072618000-memory.dmp
memory/2548-5-0x000000007260D000-0x0000000072618000-memory.dmp
memory/2548-4-0x000000005FFF0000-0x0000000060000000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-22 02:02
Reported
2023-12-23 05:06
Platform
win10v2004-20231215-en
Max time kernel
0s
Max time network
74s
Command Line
Signatures
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Processes
C:\Windows\SYSTEM32\msiexec.exe
msiexec.exe
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 3768
C:\Windows\system32\dwwin.exe
C:\Windows\system32\dwwin.exe -x -s 3768
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\4ec1a61a5b993f2fcaaf7f282fcddf3b.xlsm"
C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.32.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.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 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 4.231.128.59:443 | tcp | |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| GB | 87.248.204.0:80 | tcp | |
| GB | 87.248.204.0:80 | tcp |
Files
memory/4556-4-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/4556-5-0x00007FFA69790000-0x00007FFA697A0000-memory.dmp
memory/4556-10-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/4556-13-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/4556-16-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/4556-18-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/4556-20-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/4556-21-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/4556-19-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/4556-17-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/4556-15-0x00007FFA66ED0000-0x00007FFA66EE0000-memory.dmp
memory/4556-14-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/4556-12-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/1332-27-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/1332-31-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/1332-32-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/1332-29-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/1332-25-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/4556-37-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/1332-23-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/4556-11-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/4556-9-0x00007FFA66ED0000-0x00007FFA66EE0000-memory.dmp
memory/1332-43-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/1332-45-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/1332-47-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/1332-46-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/1332-44-0x00007FFA69790000-0x00007FFA697A0000-memory.dmp
memory/1332-42-0x00007FFA69790000-0x00007FFA697A0000-memory.dmp
memory/1332-41-0x00007FFA69790000-0x00007FFA697A0000-memory.dmp
memory/1332-40-0x00007FFA69790000-0x00007FFA697A0000-memory.dmp
memory/4556-8-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/4556-7-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/4556-6-0x00007FFAA9710000-0x00007FFAA9905000-memory.dmp
memory/4556-3-0x00007FFA69790000-0x00007FFA697A0000-memory.dmp
memory/4556-2-0x00007FFA69790000-0x00007FFA697A0000-memory.dmp
memory/4556-1-0x00007FFA69790000-0x00007FFA697A0000-memory.dmp
memory/4556-0-0x00007FFA69790000-0x00007FFA697A0000-memory.dmp
memory/640-64-0x0000021936240000-0x0000021936250000-memory.dmp
memory/640-82-0x000002193E860000-0x000002193E861000-memory.dmp
memory/640-87-0x000002193E860000-0x000002193E861000-memory.dmp
memory/640-89-0x000002193E860000-0x000002193E861000-memory.dmp
memory/640-90-0x000002193E860000-0x000002193E861000-memory.dmp
memory/640-88-0x000002193E860000-0x000002193E861000-memory.dmp
memory/640-86-0x000002193E860000-0x000002193E861000-memory.dmp
memory/640-91-0x000002193E480000-0x000002193E481000-memory.dmp
memory/640-97-0x000002193E470000-0x000002193E471000-memory.dmp
memory/640-94-0x000002193E480000-0x000002193E481000-memory.dmp
memory/640-92-0x000002193E470000-0x000002193E471000-memory.dmp
memory/640-85-0x000002193E860000-0x000002193E861000-memory.dmp
memory/640-84-0x000002193E860000-0x000002193E861000-memory.dmp
memory/640-83-0x000002193E860000-0x000002193E861000-memory.dmp
memory/640-81-0x000002193E860000-0x000002193E861000-memory.dmp
memory/640-80-0x000002193E830000-0x000002193E831000-memory.dmp
memory/640-48-0x0000021936140000-0x0000021936150000-memory.dmp