Analysis Overview
SHA256
617b83ab9876b8efcc91cc8dcd87dff1a1e98fbe175f845426e7d18e6ef1eabc
Threat Level: Known bad
The file 617b83ab9876b8efcc91cc8dcd87dff1a1e98fbe175f845426e7d18e6ef1eabc was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Suspicious Office macro
System Location Discovery: System Language Discovery
Enumerates system info in registry
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Suspicious behavior: AddClipboardFormatListener
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-11 17:25
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-11 17:25
Reported
2024-11-11 17:27
Platform
win10v2004-20241007-en
Max time kernel
133s
Max time network
139s
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\SysWow64\regsvr32.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWow64\regsvr32.exe | N/A |
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 |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4860 wrote to memory of 752 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 4860 wrote to memory of 752 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 4860 wrote to memory of 752 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.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\617b83ab9876b8efcc91cc8dcd87dff1a1e98fbe175f845426e7d18e6ef1eabc.xlsm"
C:\Windows\SysWow64\regsvr32.exe
C:\Windows\SysWow64\regsvr32.exe /s ..\aew.ocx
Network
| Country | Destination | Domain | Proto |
| 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 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 46.28.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 129.68.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | dan-bau.com | udp |
| US | 8.8.8.8:53 | advisereviews.com | udp |
| US | 195.35.10.123:443 | advisereviews.com | tcp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 123.10.35.195.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.169.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.advisereviews.com | udp |
| US | 195.35.10.123:443 | www.advisereviews.com | tcp |
| US | 8.8.8.8:53 | 211.143.182.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
Files
memory/4860-0-0x00007FFB8760D000-0x00007FFB8760E000-memory.dmp
memory/4860-2-0x00007FFB475F0000-0x00007FFB47600000-memory.dmp
memory/4860-3-0x00007FFB475F0000-0x00007FFB47600000-memory.dmp
memory/4860-4-0x00007FFB475F0000-0x00007FFB47600000-memory.dmp
memory/4860-5-0x00007FFB475F0000-0x00007FFB47600000-memory.dmp
memory/4860-8-0x00007FFB87570000-0x00007FFB87765000-memory.dmp
memory/4860-9-0x00007FFB87570000-0x00007FFB87765000-memory.dmp
memory/4860-10-0x00007FFB87570000-0x00007FFB87765000-memory.dmp
memory/4860-7-0x00007FFB87570000-0x00007FFB87765000-memory.dmp
memory/4860-11-0x00007FFB44CF0000-0x00007FFB44D00000-memory.dmp
memory/4860-6-0x00007FFB87570000-0x00007FFB87765000-memory.dmp
memory/4860-12-0x00007FFB44CF0000-0x00007FFB44D00000-memory.dmp
memory/4860-1-0x00007FFB475F0000-0x00007FFB47600000-memory.dmp
memory/4860-15-0x00007FFB87570000-0x00007FFB87765000-memory.dmp
memory/4860-16-0x00007FFB87570000-0x00007FFB87765000-memory.dmp
memory/4860-17-0x00007FFB87570000-0x00007FFB87765000-memory.dmp
memory/4860-18-0x00007FFB87570000-0x00007FFB87765000-memory.dmp
memory/4860-22-0x00007FFB87570000-0x00007FFB87765000-memory.dmp
memory/4860-21-0x00007FFB87570000-0x00007FFB87765000-memory.dmp
memory/4860-20-0x00007FFB87570000-0x00007FFB87765000-memory.dmp
memory/4860-19-0x00007FFB87570000-0x00007FFB87765000-memory.dmp
memory/4860-14-0x00007FFB87570000-0x00007FFB87765000-memory.dmp
memory/4860-13-0x00007FFB87570000-0x00007FFB87765000-memory.dmp
C:\Users\Admin\aew.ocx
| MD5 | d8c58d85f9ec5b722d64ca42f5d7343e |
| SHA1 | 923637a47557c566f431f8e3266613384b869f0d |
| SHA256 | dbb8f099f17b1c976b7f3a73b7ff943400cea381236a797537152c5eacc88784 |
| SHA512 | c91452d8f0ab4bb11283dd0d43c7d2b9ae74ae30711286c71891461c0a0effa51896ff1f26499ec5f9da0d627d114af0de7b95dcca3676721f793b44d8226b0d |
memory/4860-40-0x00007FFB87570000-0x00007FFB87765000-memory.dmp
memory/4860-41-0x00007FFB8760D000-0x00007FFB8760E000-memory.dmp
memory/4860-42-0x00007FFB87570000-0x00007FFB87765000-memory.dmp
memory/4860-43-0x00007FFB87570000-0x00007FFB87765000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
| MD5 | 484b822a8a6c28bfdc6cfd29b722fc17 |
| SHA1 | f8619ef11297688083ed6c75306970671f5493ed |
| SHA256 | 7d10497b0edfe0d0c9775a49e58b07a86e2e427e24117ed05461ab9a8e0853ce |
| SHA512 | 02d57bbb285c48bf3c16db728b27f5b9ab974f3a1a66704b111e8f470b8c65308b8a108fe63df2e629e682dc00e78578cc14af1a1d93d31cbea24b4f77d5fa9b |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-11 17:25
Reported
2024-11-11 17:27
Platform
win7-20241023-en
Max time kernel
119s
Max time network
124s
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\regsvr32.exe | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWow64\regsvr32.exe | N/A |
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 |
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 |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2064 wrote to memory of 2820 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2064 wrote to memory of 2820 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2064 wrote to memory of 2820 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2064 wrote to memory of 2820 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2064 wrote to memory of 2820 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2064 wrote to memory of 2820 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2064 wrote to memory of 2820 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
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\617b83ab9876b8efcc91cc8dcd87dff1a1e98fbe175f845426e7d18e6ef1eabc.xlsm
C:\Windows\SysWow64\regsvr32.exe
C:\Windows\SysWow64\regsvr32.exe /s ..\aew.ocx
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | dan-bau.com | udp |
| US | 8.8.8.8:53 | advisereviews.com | udp |
| US | 195.35.10.123:443 | advisereviews.com | tcp |
| US | 8.8.8.8:53 | www.advisereviews.com | udp |
| US | 195.35.10.123:443 | www.advisereviews.com | tcp |
Files
memory/2064-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2064-1-0x000000007209D000-0x00000000720A8000-memory.dmp
C:\Users\Admin\aew.ocx
| MD5 | d8c58d85f9ec5b722d64ca42f5d7343e |
| SHA1 | 923637a47557c566f431f8e3266613384b869f0d |
| SHA256 | dbb8f099f17b1c976b7f3a73b7ff943400cea381236a797537152c5eacc88784 |
| SHA512 | c91452d8f0ab4bb11283dd0d43c7d2b9ae74ae30711286c71891461c0a0effa51896ff1f26499ec5f9da0d627d114af0de7b95dcca3676721f793b44d8226b0d |
memory/2064-17-0x000000007209D000-0x00000000720A8000-memory.dmp