Analysis Overview
SHA256
61ea7b12b287890e89fd20636e9973ddddd7b7773fde9653e2db0e6d850d3352
Threat Level: Known bad
The file 61ea7b12b287890e89fd20636e9973ddddd7b7773fde9653e2db0e6d850d3352 was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Suspicious Office macro
System Location Discovery: System Language Discovery
Checks processor information in registry
Suspicious use of FindShellTrayWindow
Enumerates system info in registry
Suspicious behavior: AddClipboardFormatListener
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-11 16:26
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-11 16:26
Reported
2024-11-11 16:28
Platform
win7-20240903-en
Max time kernel
142s
Max time network
152s
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 2280 wrote to memory of 2392 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2280 wrote to memory of 2392 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2280 wrote to memory of 2392 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2280 wrote to memory of 2392 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2280 wrote to memory of 2392 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2280 wrote to memory of 2392 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2280 wrote to memory of 2392 | 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\61ea7b12b287890e89fd20636e9973ddddd7b7773fde9653e2db0e6d850d3352.xls
C:\Windows\SysWow64\regsvr32.exe
C:\Windows\SysWow64\regsvr32.exe -s ..\txdn.dll
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | dlfreight.com | udp |
| US | 104.18.211.89:80 | dlfreight.com | tcp |
| US | 104.18.211.89:443 | dlfreight.com | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.187.227:80 | c.pki.goog | tcp |
| US | 8.8.8.8:53 | hadramout21.com | udp |
| US | 8.8.8.8:53 | groupesther.com | udp |
| US | 8.8.8.8:53 | datainline.com | udp |
| AR | 200.110.156.200:80 | datainline.com | tcp |
| US | 8.8.8.8:53 | greycoconut.com | udp |
| IN | 180.149.241.246:80 | greycoconut.com | tcp |
| US | 8.8.8.8:53 | www.greycoconut.com | udp |
| IN | 180.149.241.246:80 | www.greycoconut.com | tcp |
| US | 8.8.8.8:53 | crl.microsoft.com | udp |
| GB | 2.19.117.22:80 | crl.microsoft.com | tcp |
Files
memory/2280-1-0x000000007221D000-0x0000000072228000-memory.dmp
memory/2280-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2280-18-0x000000007221D000-0x0000000072228000-memory.dmp
C:\Users\Admin\txdn.dll
| MD5 | 3b79e62476916ff33ddc0668a0898e6d |
| SHA1 | fe4f73a8019a0407cec5e2eb0c344adc4ab73bae |
| SHA256 | 418099d0e61f486fc52144bd0b16c8833b893eb9203163835c59045ca9782b81 |
| SHA512 | 3b42ec3d6c8d68824e43ea8bd0b62c4434fd995f8dc93c3a278e229168b080c5920b226c02236bd98cd7ddadab19536dd05a4e4f35323393ac9ef766b0759bfa |
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-11 16:26
Reported
2024-11-11 16:28
Platform
win10v2004-20241007-en
Max time kernel
149s
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\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 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 |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | 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 4232 wrote to memory of 3764 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 4232 wrote to memory of 3764 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 4232 wrote to memory of 3764 | 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\61ea7b12b287890e89fd20636e9973ddddd7b7773fde9653e2db0e6d850d3352.xls"
C:\Windows\SysWow64\regsvr32.exe
C:\Windows\SysWow64\regsvr32.exe -s ..\txdn.dll
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 97.17.167.52.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 | dlfreight.com | udp |
| US | 104.18.211.89:80 | dlfreight.com | tcp |
| US | 104.18.211.89:443 | dlfreight.com | tcp |
| US | 8.8.8.8:53 | 97.32.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 89.211.18.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 129.68.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.187.227:80 | c.pki.goog | tcp |
| US | 8.8.8.8:53 | 227.187.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hadramout21.com | udp |
| US | 8.8.8.8:53 | groupesther.com | udp |
| US | 8.8.8.8:53 | datainline.com | udp |
| AR | 200.110.156.200:80 | datainline.com | tcp |
| US | 8.8.8.8:53 | greycoconut.com | udp |
| IN | 180.149.241.246:80 | greycoconut.com | tcp |
| US | 8.8.8.8:53 | 200.156.110.200.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.greycoconut.com | udp |
| IN | 180.149.241.246:80 | www.greycoconut.com | tcp |
| US | 8.8.8.8:53 | 246.241.149.180.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.173.189.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
Files
memory/4232-0-0x00007FFB20EF0000-0x00007FFB20F00000-memory.dmp
memory/4232-1-0x00007FFB60F0D000-0x00007FFB60F0E000-memory.dmp
memory/4232-3-0x00007FFB20EF0000-0x00007FFB20F00000-memory.dmp
memory/4232-2-0x00007FFB20EF0000-0x00007FFB20F00000-memory.dmp
memory/4232-4-0x00007FFB20EF0000-0x00007FFB20F00000-memory.dmp
memory/4232-6-0x00007FFB20EF0000-0x00007FFB20F00000-memory.dmp
memory/4232-9-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
memory/4232-10-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
memory/4232-11-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
memory/4232-8-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
memory/4232-12-0x00007FFB1ED00000-0x00007FFB1ED10000-memory.dmp
memory/4232-7-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
memory/4232-13-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
memory/4232-5-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
memory/4232-15-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
memory/4232-16-0x00007FFB1ED00000-0x00007FFB1ED10000-memory.dmp
memory/4232-18-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
memory/4232-17-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
memory/4232-14-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
C:\Users\Admin\txdn.dll
| MD5 | 3b79e62476916ff33ddc0668a0898e6d |
| SHA1 | fe4f73a8019a0407cec5e2eb0c344adc4ab73bae |
| SHA256 | 418099d0e61f486fc52144bd0b16c8833b893eb9203163835c59045ca9782b81 |
| SHA512 | 3b42ec3d6c8d68824e43ea8bd0b62c4434fd995f8dc93c3a278e229168b080c5920b226c02236bd98cd7ddadab19536dd05a4e4f35323393ac9ef766b0759bfa |
memory/4232-40-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
memory/4232-41-0x00007FFB60F0D000-0x00007FFB60F0E000-memory.dmp
memory/4232-42-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
memory/4232-45-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
memory/4232-49-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
memory/4232-48-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
memory/4232-47-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
memory/4232-46-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
memory/4232-44-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
memory/4232-43-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
memory/4232-50-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
| MD5 | 668d6e4ee7a9c289e8592c3eb0177fda |
| SHA1 | aaea782d61792867ce36fb096c713fba01b93639 |
| SHA256 | adaa95d6b6c43ae64a9d52ffad0d780030bca9a8af1ab6de03857b8a828a32e4 |
| SHA512 | 8dd16d869e76bf87dc45ea567296e933d7768edc77871eebc68454f53c8dbeb0de743097492fb5267b6a5e8dce5733cad92c6c39f43b5e062fe26e4145894573 |