Analysis Overview
SHA256
ac1c01e3268ca2840c35060d41875d027d58ab266f9864e68c8a82742e7f7bc7
Threat Level: Known bad
The file ac1c01e3268ca2840c35060d41875d027d58ab266f9864e68c8a82742e7f7bc7 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
Suspicious use of FindShellTrayWindow
Enumerates system info in registry
Suspicious behavior: AddClipboardFormatListener
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-11 20:47
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-11 20:47
Reported
2024-11-11 20:49
Platform
win7-20240903-en
Max time kernel
122s
Max time network
123s
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 2692 wrote to memory of 2092 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2692 wrote to memory of 2092 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2692 wrote to memory of 2092 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2692 wrote to memory of 2092 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2692 wrote to memory of 2092 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2692 wrote to memory of 2092 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2692 wrote to memory of 2092 | 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\ac1c01e3268ca2840c35060d41875d027d58ab266f9864e68c8a82742e7f7bc7.xlsm
C:\Windows\SysWow64\regsvr32.exe
C:\Windows\SysWow64\regsvr32.exe /s ..\sei.ocx
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | rosywhitecleaningsolution.com | udp |
| US | 8.8.8.8:53 | havilaholuemglobal.com | udp |
| US | 8.8.8.8:53 | www.floresguitarinstruction.com | udp |
| US | 8.8.8.8:53 | www.drcc.co.za | udp |
| DE | 188.40.106.108:80 | www.drcc.co.za | tcp |
| US | 8.8.8.8:53 | aopda.org | udp |
| US | 172.67.147.227:80 | aopda.org | tcp |
Files
memory/2692-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2692-1-0x00000000720FD000-0x0000000072108000-memory.dmp
C:\Users\Admin\sei.ocx
| MD5 | b989cefc70fbf0832dba1c4b40d06c03 |
| SHA1 | 6130efbded8fd78b2cdb9f112f45b7b9210ecde9 |
| SHA256 | 0775be9039ff902dbe1ff3c4caf7fa3db500ef3a869b4c26ca7274dbdf341652 |
| SHA512 | 1e972abec35ba242d8db75699ba21114564c8acc303558b7955e0991cdf16d56ea208789403f96127ea8655f196c65150e01cc1307b827f34d838984688d3b08 |
memory/2692-7-0x00000000720FD000-0x0000000072108000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-11 20:47
Reported
2024-11-11 20:49
Platform
win10v2004-20241007-en
Max time kernel
133s
Max time network
143s
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 4504 wrote to memory of 3076 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 4504 wrote to memory of 3076 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 4504 wrote to memory of 3076 | 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\ac1c01e3268ca2840c35060d41875d027d58ab266f9864e68c8a82742e7f7bc7.xlsm"
C:\Windows\SysWow64\regsvr32.exe
C:\Windows\SysWow64\regsvr32.exe /s ..\sei.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 | 18.89.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 101.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | roaming.officeapps.live.com | udp |
| GB | 52.109.28.47:443 | roaming.officeapps.live.com | tcp |
| US | 8.8.8.8:53 | rosywhitecleaningsolution.com | udp |
| US | 8.8.8.8:53 | havilaholuemglobal.com | udp |
| US | 8.8.8.8:53 | www.floresguitarinstruction.com | udp |
| US | 8.8.8.8:53 | www.drcc.co.za | udp |
| DE | 188.40.106.108:80 | www.drcc.co.za | tcp |
| US | 8.8.8.8:53 | 47.28.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | aopda.org | udp |
| US | 172.67.147.227:80 | aopda.org | tcp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 108.106.40.188.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 227.147.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.80.50.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
Files
memory/4504-1-0x00007FF87446D000-0x00007FF87446E000-memory.dmp
memory/4504-0-0x00007FF834450000-0x00007FF834460000-memory.dmp
memory/4504-5-0x00007FF8743D0000-0x00007FF8745C5000-memory.dmp
memory/4504-4-0x00007FF8743D0000-0x00007FF8745C5000-memory.dmp
memory/4504-6-0x00007FF834450000-0x00007FF834460000-memory.dmp
memory/4504-7-0x00007FF834450000-0x00007FF834460000-memory.dmp
memory/4504-3-0x00007FF834450000-0x00007FF834460000-memory.dmp
memory/4504-9-0x00007FF8743D0000-0x00007FF8745C5000-memory.dmp
memory/4504-8-0x00007FF8743D0000-0x00007FF8745C5000-memory.dmp
memory/4504-10-0x00007FF8743D0000-0x00007FF8745C5000-memory.dmp
memory/4504-11-0x00007FF8743D0000-0x00007FF8745C5000-memory.dmp
memory/4504-12-0x00007FF8323F0000-0x00007FF832400000-memory.dmp
memory/4504-2-0x00007FF834450000-0x00007FF834460000-memory.dmp
memory/4504-13-0x00007FF8323F0000-0x00007FF832400000-memory.dmp
memory/4504-17-0x00007FF8743D0000-0x00007FF8745C5000-memory.dmp
memory/4504-16-0x00007FF8743D0000-0x00007FF8745C5000-memory.dmp
memory/4504-15-0x00007FF8743D0000-0x00007FF8745C5000-memory.dmp
memory/4504-14-0x00007FF8743D0000-0x00007FF8745C5000-memory.dmp
C:\Users\Admin\sei.ocx
| MD5 | dbb08c2cb91d85142cbecfc241dee159 |
| SHA1 | 9cee886a660124128ce48b4d27d2430fa6049170 |
| SHA256 | a8ff1320d65e18d91ef0194aeb9d69878ed17be3efbd06a2ac3bdea1a25b2364 |
| SHA512 | 185caae6616079626595af49f89226cf970c06664a52b7db6877b5e3f623101a0f46db6683a84f36c7dbbd74b7fe56a8cf83cdee2124d90fe6a7860fe3bc6363 |
memory/4504-32-0x00007FF8743D0000-0x00007FF8745C5000-memory.dmp
memory/4504-33-0x00007FF87446D000-0x00007FF87446E000-memory.dmp
memory/4504-34-0x00007FF8743D0000-0x00007FF8745C5000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
| MD5 | fe3aaa2cd52a65636e171491d207615f |
| SHA1 | c00d4ef47e473aa417d9e03daa8f04f1ae2e6ce8 |
| SHA256 | 2c2cfdd206b03ce61dca3b9ccace3568837f89d8b18d2f9485c347dc682f0223 |
| SHA512 | 9a18c5a4fcc8c22920b5a458b71ac3428261b9885da6cf184562c1f0fa601febab1bd211794a0de509d6689e076b4dfa01e8fdc2ed2e1dade6d4a297d7e47ed4 |