Analysis Overview
SHA256
6d86df3ecd3771c0118efb8acb97b10e43b90faf170a63cdfe66ca02229fb55b
Threat Level: Known bad
The file 6d86df3ecd3771c0118efb8acb97b10e43b90faf170a63cdfe66ca02229fb55b was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Suspicious Office macro
System Location Discovery: System Language Discovery
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Suspicious behavior: AddClipboardFormatListener
Enumerates system info in registry
Suspicious use of FindShellTrayWindow
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-11 20:56
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-11 20:56
Reported
2024-11-11 20:59
Platform
win10v2004-20241007-en
Max time kernel
133s
Max time network
144s
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 value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| 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 |
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 1856 wrote to memory of 2904 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 1856 wrote to memory of 2904 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 1856 wrote to memory of 2904 | 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\6d86df3ecd3771c0118efb8acb97b10e43b90faf170a63cdfe66ca02229fb55b.xlsm"
C:\Windows\SysWow64\regsvr32.exe
C:\Windows\SysWow64\regsvr32.exe -s ..\fbd.dll
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 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.32.109.52.in-addr.arpa | udp |
| 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 | www.arkpp.com | udp |
| SG | 18.139.243.13:80 | www.arkpp.com | tcp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.89.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.avrworks.com | udp |
| US | 8.8.8.8:53 | www.babylinesl.com | udp |
| ES | 31.24.156.22:80 | www.babylinesl.com | tcp |
| ES | 31.24.156.22:443 | www.babylinesl.com | tcp |
| 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 | physioacademy.co.uk | udp |
| FR | 92.205.239.100:443 | physioacademy.co.uk | tcp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.243.139.18.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.156.24.31.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.169.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | unada.us | udp |
| US | 198.49.23.144:443 | unada.us | tcp |
| US | 8.8.8.8:53 | 100.239.205.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 144.23.49.198.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 105.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
Files
memory/1856-0-0x00007FF9E2050000-0x00007FF9E2060000-memory.dmp
memory/1856-3-0x00007FF9E2050000-0x00007FF9E2060000-memory.dmp
memory/1856-4-0x00007FF9E2050000-0x00007FF9E2060000-memory.dmp
memory/1856-2-0x00007FF9E2050000-0x00007FF9E2060000-memory.dmp
memory/1856-1-0x00007FFA2206D000-0x00007FFA2206E000-memory.dmp
memory/1856-5-0x00007FF9E2050000-0x00007FF9E2060000-memory.dmp
memory/1856-8-0x00007FFA21FD0000-0x00007FFA221C5000-memory.dmp
memory/1856-10-0x00007FFA21FD0000-0x00007FFA221C5000-memory.dmp
memory/1856-9-0x00007FFA21FD0000-0x00007FFA221C5000-memory.dmp
memory/1856-7-0x00007FFA21FD0000-0x00007FFA221C5000-memory.dmp
memory/1856-6-0x00007FFA21FD0000-0x00007FFA221C5000-memory.dmp
memory/1856-12-0x00007FFA21FD0000-0x00007FFA221C5000-memory.dmp
memory/1856-11-0x00007FFA21FD0000-0x00007FFA221C5000-memory.dmp
memory/1856-13-0x00007FFA21FD0000-0x00007FFA221C5000-memory.dmp
memory/1856-14-0x00007FF9DFFC0000-0x00007FF9DFFD0000-memory.dmp
memory/1856-15-0x00007FF9DFFC0000-0x00007FF9DFFD0000-memory.dmp
C:\Users\Admin\fbd.dll
| MD5 | 9f1766fa76e9de9be4af1065f37ce7c5 |
| SHA1 | 9d926f54bc0aadebe8bf4bfc6d13548a21eb58ef |
| SHA256 | c483b6fa04324618c2a53b77315fa8ce8843a710628472b58dae08666f7ede14 |
| SHA512 | 338ce1820aeff876caf804f027bb40eaf0f7842be42a7a9fba77c8d2e61e744688d61a6f1bcdbb033be71b463b56c0159936687b68c418e096ddc97383174328 |
memory/1856-37-0x00007FFA21FD0000-0x00007FFA221C5000-memory.dmp
memory/1856-38-0x00007FFA2206D000-0x00007FFA2206E000-memory.dmp
memory/1856-39-0x00007FFA21FD0000-0x00007FFA221C5000-memory.dmp
memory/1856-40-0x00007FFA21FD0000-0x00007FFA221C5000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
| MD5 | bb72b67c6b21a811be44b982b1c1e00c |
| SHA1 | a213a6b0872956beec958977361a595721faf42f |
| SHA256 | c1ecea7ab0a22b9ce6ce7b53596445a51c4c4841f7352e2c3a3d796668ca102b |
| SHA512 | 6fdb58e668331a3146f0c54236bbc1e43658e0117e6add21414e98de8338d3630b1713ca9794d043028d3554d0d2abe35b5d7576a3ee0ca7f55983bfb6b8130f |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-11 20:56
Reported
2024-11-11 20:59
Platform
win7-20240903-en
Max time kernel
119s
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 |
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 2788 wrote to memory of 2724 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2788 wrote to memory of 2724 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2788 wrote to memory of 2724 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2788 wrote to memory of 2724 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2788 wrote to memory of 2724 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2788 wrote to memory of 2724 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2788 wrote to memory of 2724 | 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\6d86df3ecd3771c0118efb8acb97b10e43b90faf170a63cdfe66ca02229fb55b.xlsm
C:\Windows\SysWow64\regsvr32.exe
C:\Windows\SysWow64\regsvr32.exe -s ..\fbd.dll
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.arkpp.com | udp |
| SG | 18.139.243.13:80 | www.arkpp.com | tcp |
| US | 8.8.8.8:53 | www.avrworks.com | udp |
| US | 8.8.8.8:53 | www.babylinesl.com | udp |
| ES | 31.24.156.22:80 | www.babylinesl.com | tcp |
| ES | 31.24.156.22:443 | www.babylinesl.com | tcp |
| 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 | physioacademy.co.uk | udp |
| FR | 92.205.239.100:443 | physioacademy.co.uk | tcp |
| FR | 92.205.239.100:443 | physioacademy.co.uk | tcp |
| FR | 92.205.239.100:443 | physioacademy.co.uk | tcp |
| FR | 92.205.239.100:443 | physioacademy.co.uk | tcp |
| US | 8.8.8.8:53 | unada.us | udp |
| US | 198.49.23.144:443 | unada.us | tcp |
| US | 8.8.8.8:53 | crl.microsoft.com | udp |
| GB | 2.19.117.22:80 | crl.microsoft.com | tcp |
Files
memory/2788-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2788-1-0x00000000722DD000-0x00000000722E8000-memory.dmp
C:\Users\Admin\fbd.dll
| MD5 | 9f1766fa76e9de9be4af1065f37ce7c5 |
| SHA1 | 9d926f54bc0aadebe8bf4bfc6d13548a21eb58ef |
| SHA256 | c483b6fa04324618c2a53b77315fa8ce8843a710628472b58dae08666f7ede14 |
| SHA512 | 338ce1820aeff876caf804f027bb40eaf0f7842be42a7a9fba77c8d2e61e744688d61a6f1bcdbb033be71b463b56c0159936687b68c418e096ddc97383174328 |
memory/2788-23-0x00000000722DD000-0x00000000722E8000-memory.dmp