Analysis Overview
SHA256
69df28d8d6fe5462f43d6220a7fd1550b05bf678e63edb53e72c2a80b2117eb0
Threat Level: Known bad
The file 69df28d8d6fe5462f43d6220a7fd1550b05bf678e63edb53e72c2a80b2117eb0 was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Suspicious Office macro
System Location Discovery: System Language Discovery
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates system info in registry
Checks processor information in registry
Suspicious use of FindShellTrayWindow
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-11 21:38
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-11 21:38
Reported
2024-11-11 21:41
Platform
win7-20240903-en
Max time kernel
118s
Max time network
118s
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 |
| 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 2772 wrote to memory of 1240 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2772 wrote to memory of 1240 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2772 wrote to memory of 1240 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2772 wrote to memory of 1240 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2772 wrote to memory of 1240 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2772 wrote to memory of 1240 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2772 wrote to memory of 1240 | 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\69df28d8d6fe5462f43d6220a7fd1550b05bf678e63edb53e72c2a80b2117eb0.xls
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe ..\wnrul.ocx
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.escueladecinemza.com.ar | udp |
| AR | 179.43.117.122:443 | www.escueladecinemza.com.ar | tcp |
| US | 8.8.8.8:53 | r10.o.lencr.org | udp |
| GB | 2.23.210.75:80 | r10.o.lencr.org | tcp |
| AR | 179.43.117.122:80 | www.escueladecinemza.com.ar | tcp |
| AR | 179.43.117.122:443 | www.escueladecinemza.com.ar | tcp |
| US | 8.8.8.8:53 | escueladecinemza.com.ar | udp |
| AR | 179.43.117.122:443 | escueladecinemza.com.ar | tcp |
| US | 8.8.8.8:53 | crl.microsoft.com | udp |
| GB | 2.19.117.18:80 | crl.microsoft.com | tcp |
Files
memory/2772-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2772-1-0x000000007243D000-0x0000000072448000-memory.dmp
C:\Users\Admin\wnrul.ocx
| MD5 | 3ffd9a2715e478a2442c309536507f93 |
| SHA1 | 1d3a2db3cf0e80f972084f0d83adbf7f77578f75 |
| SHA256 | 35e3dd8043744d5c6ea3f008188d397312d355ada64cbed3b2c641daf28f5ae3 |
| SHA512 | 311c4b871903a69053910b65e01285d181659d1117d9e5332c12ad801a3d9f5087ae7ae9ecfe507121126205bcb5b40debfc6589715b8ccfed6e8e7cfe6317b9 |
memory/2772-23-0x000000007243D000-0x0000000072448000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-11 21:38
Reported
2024-11-11 21:41
Platform
win10v2004-20241007-en
Max time kernel
148s
Max time network
153s
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 |
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
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3184 wrote to memory of 1004 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SYSTEM32\regsvr32.exe |
| PID 3184 wrote to memory of 1004 | 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\69df28d8d6fe5462f43d6220a7fd1550b05bf678e63edb53e72c2a80b2117eb0.xls"
C:\Windows\SYSTEM32\regsvr32.exe
regsvr32.exe ..\wnrul.ocx
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| 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 | www.escueladecinemza.com.ar | udp |
| AR | 179.43.117.122:443 | www.escueladecinemza.com.ar | tcp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.32.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 129.68.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | r10.o.lencr.org | udp |
| GB | 2.23.210.82:80 | r10.o.lencr.org | tcp |
| US | 8.8.8.8:53 | 122.117.43.179.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.169.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.210.23.2.in-addr.arpa | udp |
| AR | 179.43.117.122:80 | www.escueladecinemza.com.ar | tcp |
| AR | 179.43.117.122:443 | www.escueladecinemza.com.ar | tcp |
| US | 8.8.8.8:53 | escueladecinemza.com.ar | udp |
| AR | 179.43.117.122:443 | escueladecinemza.com.ar | tcp |
| US | 8.8.8.8:53 | 63.141.182.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 27.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
Files
memory/3184-0-0x00007FF89CA70000-0x00007FF89CA80000-memory.dmp
memory/3184-1-0x00007FF8DCA8D000-0x00007FF8DCA8E000-memory.dmp
memory/3184-2-0x00007FF89CA70000-0x00007FF89CA80000-memory.dmp
memory/3184-3-0x00007FF89CA70000-0x00007FF89CA80000-memory.dmp
memory/3184-4-0x00007FF89CA70000-0x00007FF89CA80000-memory.dmp
memory/3184-5-0x00007FF89CA70000-0x00007FF89CA80000-memory.dmp
memory/3184-9-0x00007FF8DC9F0000-0x00007FF8DCBE5000-memory.dmp
memory/3184-11-0x00007FF8DC9F0000-0x00007FF8DCBE5000-memory.dmp
memory/3184-13-0x00007FF8DC9F0000-0x00007FF8DCBE5000-memory.dmp
memory/3184-14-0x00007FF8DC9F0000-0x00007FF8DCBE5000-memory.dmp
memory/3184-12-0x00007FF8DC9F0000-0x00007FF8DCBE5000-memory.dmp
memory/3184-15-0x00007FF89A110000-0x00007FF89A120000-memory.dmp
memory/3184-10-0x00007FF8DC9F0000-0x00007FF8DCBE5000-memory.dmp
memory/3184-16-0x00007FF89A110000-0x00007FF89A120000-memory.dmp
memory/3184-8-0x00007FF8DC9F0000-0x00007FF8DCBE5000-memory.dmp
memory/3184-17-0x00007FF8DC9F0000-0x00007FF8DCBE5000-memory.dmp
memory/3184-18-0x00007FF8DC9F0000-0x00007FF8DCBE5000-memory.dmp
memory/3184-7-0x00007FF8DC9F0000-0x00007FF8DCBE5000-memory.dmp
memory/3184-6-0x00007FF8DC9F0000-0x00007FF8DCBE5000-memory.dmp
memory/3184-39-0x00007FF8DC9F0000-0x00007FF8DCBE5000-memory.dmp
C:\Users\Admin\wnrul.ocx
| MD5 | 3ffd9a2715e478a2442c309536507f93 |
| SHA1 | 1d3a2db3cf0e80f972084f0d83adbf7f77578f75 |
| SHA256 | 35e3dd8043744d5c6ea3f008188d397312d355ada64cbed3b2c641daf28f5ae3 |
| SHA512 | 311c4b871903a69053910b65e01285d181659d1117d9e5332c12ad801a3d9f5087ae7ae9ecfe507121126205bcb5b40debfc6589715b8ccfed6e8e7cfe6317b9 |
memory/3184-41-0x00007FF8DCA8D000-0x00007FF8DCA8E000-memory.dmp
memory/3184-42-0x00007FF8DC9F0000-0x00007FF8DCBE5000-memory.dmp
memory/3184-43-0x00007FF8DC9F0000-0x00007FF8DCBE5000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
| MD5 | 8881bfd671929f232599ceca354fb42e |
| SHA1 | 06198c6b2dc384ffbe3306d3b8330b449af598e7 |
| SHA256 | 05eb76ac5263882b53501f842fe8648c5c03acaf9d4f59748e5ee9a49c3282f6 |
| SHA512 | a7ae906c2bca6d467153eb94ac540470f3a3075f1b1b897fe4acbede2e3e782a3c394de12ad2e9f7c92f0555fc72be1f6351367caf811ba6cf8712d01ab4e628 |