Analysis Overview
SHA256
918c1976729384603704efd1726dbafbdeac131bc4479d6dbf02efa23e3aedb1
Threat Level: Known bad
The file 918c1976729384603704efd1726dbafbdeac131bc4479d6dbf02efa23e3aedb1 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 behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Suspicious use of FindShellTrayWindow
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-11 20:50
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-11 20:50
Reported
2024-11-11 20:53
Platform
win7-20241023-en
Max time kernel
140s
Max time network
148s
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 2596 wrote to memory of 2736 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2596 wrote to memory of 2736 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2596 wrote to memory of 2736 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2596 wrote to memory of 2736 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2596 wrote to memory of 2736 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2596 wrote to memory of 2736 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2596 wrote to memory of 2736 | 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\918c1976729384603704efd1726dbafbdeac131bc4479d6dbf02efa23e3aedb1.xls
C:\Windows\SysWow64\regsvr32.exe
C:\Windows\SysWow64\regsvr32.exe /s ..\xxw1.ocx
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | servidorcarlosydavid.es | udp |
| US | 8.8.8.8:53 | gmo-sol-p10.heteml.jp | udp |
| US | 8.8.8.8:53 | iashanghai.cn | udp |
| CN | 115.159.91.200:443 | iashanghai.cn | tcp |
| US | 8.8.8.8:53 | www.pasionportufuturo.pe | udp |
| US | 8.8.8.8:53 | dmdagents.com.au | udp |
| AU | 207.148.85.177:80 | dmdagents.com.au | tcp |
| AU | 207.148.85.177:443 | dmdagents.com.au | tcp |
Files
memory/2596-1-0x0000000072B7D000-0x0000000072B88000-memory.dmp
memory/2596-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2596-2-0x0000000072B7D000-0x0000000072B88000-memory.dmp
C:\Users\Admin\xxw1.ocx
| MD5 | 0cfe08d0b76f6c16d79dffcb527d94bb |
| SHA1 | 60d63b9a567e6d1df9b0527ae21b1cd4c767bd8b |
| SHA256 | f3a99f22b32ae07964ad6e46f8ccd537f654da7eaa70ebe162efc85cfc1a332d |
| SHA512 | 03852181f0944ba7a8fd67b9aa8ef1cb1d947be6f5b774eac2d8a5efaa689a1229918eaa9ae9d9384dfaa40b85c1a1a5d3ee036aec5e41f11012b16d33bb48cb |
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-11 20:50
Reported
2024-11-11 20:53
Platform
win10v2004-20241007-en
Max time kernel
133s
Max time network
138s
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 4668 wrote to memory of 4072 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 4668 wrote to memory of 4072 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 4668 wrote to memory of 4072 | 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\918c1976729384603704efd1726dbafbdeac131bc4479d6dbf02efa23e3aedb1.xls"
C:\Windows\SysWow64\regsvr32.exe
C:\Windows\SysWow64\regsvr32.exe /s ..\xxw1.ocx
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 46.28.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | roaming.officeapps.live.com | udp |
| IE | 52.109.76.243:443 | roaming.officeapps.live.com | tcp |
| US | 8.8.8.8:53 | servidorcarlosydavid.es | udp |
| US | 8.8.8.8:53 | gmo-sol-p10.heteml.jp | udp |
| US | 8.8.8.8:53 | 99.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 243.76.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | iashanghai.cn | udp |
| CN | 115.159.91.200:443 | iashanghai.cn | tcp |
| US | 8.8.8.8:53 | 16.173.189.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.pasionportufuturo.pe | udp |
| US | 8.8.8.8:53 | dmdagents.com.au | udp |
| AU | 207.148.85.177:80 | dmdagents.com.au | tcp |
| AU | 207.148.85.177:443 | dmdagents.com.au | tcp |
| US | 8.8.8.8:53 | 177.85.148.207.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.169.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
Files
memory/4668-0-0x00007FFE1B3B0000-0x00007FFE1B3C0000-memory.dmp
memory/4668-1-0x00007FFE5B3CD000-0x00007FFE5B3CE000-memory.dmp
memory/4668-3-0x00007FFE1B3B0000-0x00007FFE1B3C0000-memory.dmp
memory/4668-2-0x00007FFE1B3B0000-0x00007FFE1B3C0000-memory.dmp
memory/4668-4-0x00007FFE1B3B0000-0x00007FFE1B3C0000-memory.dmp
memory/4668-6-0x00007FFE1B3B0000-0x00007FFE1B3C0000-memory.dmp
memory/4668-11-0x00007FFE5B330000-0x00007FFE5B525000-memory.dmp
memory/4668-10-0x00007FFE5B330000-0x00007FFE5B525000-memory.dmp
memory/4668-9-0x00007FFE5B330000-0x00007FFE5B525000-memory.dmp
memory/4668-8-0x00007FFE5B330000-0x00007FFE5B525000-memory.dmp
memory/4668-7-0x00007FFE5B330000-0x00007FFE5B525000-memory.dmp
memory/4668-13-0x00007FFE18C40000-0x00007FFE18C50000-memory.dmp
memory/4668-12-0x00007FFE5B330000-0x00007FFE5B525000-memory.dmp
memory/4668-14-0x00007FFE5B330000-0x00007FFE5B525000-memory.dmp
memory/4668-17-0x00007FFE5B330000-0x00007FFE5B525000-memory.dmp
memory/4668-18-0x00007FFE5B330000-0x00007FFE5B525000-memory.dmp
memory/4668-20-0x00007FFE5B330000-0x00007FFE5B525000-memory.dmp
memory/4668-21-0x00007FFE5B330000-0x00007FFE5B525000-memory.dmp
memory/4668-22-0x00007FFE5B330000-0x00007FFE5B525000-memory.dmp
memory/4668-19-0x00007FFE5B330000-0x00007FFE5B525000-memory.dmp
memory/4668-16-0x00007FFE5B330000-0x00007FFE5B525000-memory.dmp
memory/4668-15-0x00007FFE18C40000-0x00007FFE18C50000-memory.dmp
memory/4668-5-0x00007FFE5B330000-0x00007FFE5B525000-memory.dmp
memory/4668-32-0x00007FFE5B330000-0x00007FFE5B525000-memory.dmp
memory/4668-33-0x00007FFE5B3CD000-0x00007FFE5B3CE000-memory.dmp
memory/4668-34-0x00007FFE5B330000-0x00007FFE5B525000-memory.dmp
C:\Users\Admin\xxw1.ocx
| MD5 | 0cfe08d0b76f6c16d79dffcb527d94bb |
| SHA1 | 60d63b9a567e6d1df9b0527ae21b1cd4c767bd8b |
| SHA256 | f3a99f22b32ae07964ad6e46f8ccd537f654da7eaa70ebe162efc85cfc1a332d |
| SHA512 | 03852181f0944ba7a8fd67b9aa8ef1cb1d947be6f5b774eac2d8a5efaa689a1229918eaa9ae9d9384dfaa40b85c1a1a5d3ee036aec5e41f11012b16d33bb48cb |