Analysis Overview
SHA256
bee5502603f18b8e8179b08206af263a34b49c178822532e79c0eddc3a0d3eca
Threat Level: Known bad
The file bee5502603f18b8e8179b08206af263a34b49c178822532e79c0eddc3a0d3eca 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 SetWindowsHookEx
Suspicious use of FindShellTrayWindow
Suspicious behavior: AddClipboardFormatListener
Suspicious use of WriteProcessMemory
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-11 21:31
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-11 21:31
Reported
2024-11-11 21:33
Platform
win7-20240903-en
Max time kernel
117s
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\regsvr32.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\regsvr32.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\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 |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.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
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\bee5502603f18b8e8179b08206af263a34b49c178822532e79c0eddc3a0d3eca.xls
C:\Windows\SysWOW64\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\cusoa1.ocx
C:\Windows\SysWOW64\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\cusoa2.ocx
C:\Windows\SysWOW64\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\cusoa3.ocx
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | prprofile.com | udp |
| US | 69.16.217.5:443 | prprofile.com | tcp |
| US | 8.8.8.8:53 | r11.o.lencr.org | udp |
| GB | 2.23.210.82:80 | r11.o.lencr.org | tcp |
| US | 8.8.8.8:53 | retardantedefuegoperu.com | udp |
| US | 8.8.8.8:53 | survei.absensi.net | udp |
| US | 8.8.8.8:53 | crl.microsoft.com | udp |
| GB | 2.19.117.18:80 | crl.microsoft.com | tcp |
Files
memory/2096-1-0x000000007299D000-0x00000000729A8000-memory.dmp
memory/2096-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2096-15-0x000000007299D000-0x00000000729A8000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-11 21:31
Reported
2024-11-11 21:33
Platform
win10v2004-20241007-en
Max time kernel
149s
Max time network
151s
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\System32\regsvr32.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
| Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\System32\regsvr32.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
| Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\System32\regsvr32.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
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 336 wrote to memory of 2788 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\System32\regsvr32.exe |
| PID 336 wrote to memory of 2788 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\System32\regsvr32.exe |
| PID 336 wrote to memory of 2816 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\System32\regsvr32.exe |
| PID 336 wrote to memory of 2816 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\System32\regsvr32.exe |
| PID 336 wrote to memory of 4684 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\System32\regsvr32.exe |
| PID 336 wrote to memory of 4684 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\System32\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\bee5502603f18b8e8179b08206af263a34b49c178822532e79c0eddc3a0d3eca.xls"
C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\cusoa1.ocx
C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\cusoa2.ocx
C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\cusoa3.ocx
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | roaming.officeapps.live.com | udp |
| NL | 52.109.89.19:443 | roaming.officeapps.live.com | tcp |
| US | 8.8.8.8:53 | prprofile.com | udp |
| US | 69.16.217.5:443 | prprofile.com | tcp |
| US | 8.8.8.8:53 | 46.28.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.89.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | r11.o.lencr.org | udp |
| GB | 2.23.210.75:80 | r11.o.lencr.org | tcp |
| US | 8.8.8.8:53 | retardantedefuegoperu.com | udp |
| US | 8.8.8.8:53 | survei.absensi.net | udp |
| US | 8.8.8.8:53 | 5.217.16.69.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.169.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.193.132.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 70.208.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 7.173.189.20.in-addr.arpa | udp |
Files
memory/336-4-0x00007FFCDB270000-0x00007FFCDB280000-memory.dmp
memory/336-5-0x00007FFCDB270000-0x00007FFCDB280000-memory.dmp
memory/336-13-0x00007FFD1B1F0000-0x00007FFD1B3E5000-memory.dmp
memory/336-16-0x00007FFD1B1F0000-0x00007FFD1B3E5000-memory.dmp
memory/336-17-0x00007FFD1B1F0000-0x00007FFD1B3E5000-memory.dmp
memory/336-18-0x00007FFD1B1F0000-0x00007FFD1B3E5000-memory.dmp
memory/336-15-0x00007FFCD9210000-0x00007FFCD9220000-memory.dmp
memory/336-19-0x00007FFD1B1F0000-0x00007FFD1B3E5000-memory.dmp
memory/336-22-0x00007FFD1B1F0000-0x00007FFD1B3E5000-memory.dmp
memory/336-21-0x00007FFCD9210000-0x00007FFCD9220000-memory.dmp
memory/336-20-0x00007FFD1B1F0000-0x00007FFD1B3E5000-memory.dmp
memory/336-14-0x00007FFD1B1F0000-0x00007FFD1B3E5000-memory.dmp
memory/336-12-0x00007FFD1B1F0000-0x00007FFD1B3E5000-memory.dmp
memory/336-11-0x00007FFD1B1F0000-0x00007FFD1B3E5000-memory.dmp
memory/336-10-0x00007FFD1B1F0000-0x00007FFD1B3E5000-memory.dmp
memory/336-9-0x00007FFD1B1F0000-0x00007FFD1B3E5000-memory.dmp
memory/336-8-0x00007FFD1B1F0000-0x00007FFD1B3E5000-memory.dmp
memory/336-7-0x00007FFD1B1F0000-0x00007FFD1B3E5000-memory.dmp
memory/336-6-0x00007FFD1B1F0000-0x00007FFD1B3E5000-memory.dmp
memory/336-3-0x00007FFCDB270000-0x00007FFCDB280000-memory.dmp
memory/336-2-0x00007FFCDB270000-0x00007FFCDB280000-memory.dmp
memory/336-1-0x00007FFD1B28D000-0x00007FFD1B28E000-memory.dmp
memory/336-0-0x00007FFCDB270000-0x00007FFCDB280000-memory.dmp
memory/336-38-0x00007FFD1B1F0000-0x00007FFD1B3E5000-memory.dmp
memory/336-39-0x00007FFD1B28D000-0x00007FFD1B28E000-memory.dmp
memory/336-40-0x00007FFD1B1F0000-0x00007FFD1B3E5000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
| MD5 | 9719f81dabca2952eb2528f25a217233 |
| SHA1 | 558f3bdf57d273d0347077cecdb69a9f5bf6ac35 |
| SHA256 | 944d3601f34242e952722d12781b1f2e7e51d539f4933b0245872f9bd50db4fb |
| SHA512 | 05a18698b867233d1a83a9c25df74f06d5ccb464d45b7f6a14da087fa375f54a8bcf9928c976a8f62b282c7e91caca127fc2e3afbea60dea9e43fea144a8f69d |