Analysis Overview
SHA256
ce746c834f1cffb7d3a722b966a0e10ebb34f7f3740f7d9557a859e214c090f6
Threat Level: Known bad
The file ce746c834f1cffb7d3a722b966a0e10ebb34f7f3740f7d9557a859e214c090f6 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 FindShellTrayWindow
Enumerates system info in registry
Suspicious use of WriteProcessMemory
Checks processor information in registry
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-08 21:04
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-08 21:04
Reported
2024-11-08 21:05
Platform
win7-20241023-en
Max time kernel
19s
Max time network
16s
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\rundll32.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:\Windows\SysWOW64\rundll32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.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 |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1548 wrote to memory of 2808 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.exe |
| PID 1548 wrote to memory of 2808 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.exe |
| PID 1548 wrote to memory of 2808 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.exe |
| PID 1548 wrote to memory of 2808 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.exe |
| PID 1548 wrote to memory of 2808 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.exe |
| PID 1548 wrote to memory of 2808 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.exe |
| PID 1548 wrote to memory of 2808 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.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\ce746c834f1cffb7d3a722b966a0e10ebb34f7f3740f7d9557a859e214c090f6.xls
C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\UUie.txt,DllRegisterServer
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | syracuse.best | udp |
Files
memory/1548-1-0x000000007202D000-0x0000000072038000-memory.dmp
memory/1548-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/1548-2-0x000000007202D000-0x0000000072038000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-08 21:04
Reported
2024-11-08 21:05
Platform
win10v2004-20241007-en
Max time kernel
59s
Max time network
44s
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\explorer.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 |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\Local Settings | C:\Windows\explorer.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 |
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 |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3016 wrote to memory of 2236 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\explorer.exe |
| PID 3016 wrote to memory of 2236 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\explorer.exe |
| PID 1820 wrote to memory of 3764 | N/A | C:\Windows\explorer.exe | C:\Windows\System32\WScript.exe |
| PID 1820 wrote to memory of 3764 | N/A | C:\Windows\explorer.exe | C:\Windows\System32\WScript.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\ce746c834f1cffb7d3a722b966a0e10ebb34f7f3740f7d9557a859e214c090f6.xls"
C:\Windows\explorer.exe
explorer.exe C:\Users\Public\Documents\J8t0HoAC.vbs
C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\J8t0HoAC.vbs"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | syracuse.best | udp |
| US | 8.8.8.8:53 | 20.160.190.20.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 | 47.28.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 253.15.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.208.201.84.in-addr.arpa | udp |
Files
memory/3016-2-0x00007FF835550000-0x00007FF835560000-memory.dmp
memory/3016-3-0x00007FF87556D000-0x00007FF87556E000-memory.dmp
memory/3016-4-0x00007FF835550000-0x00007FF835560000-memory.dmp
memory/3016-0-0x00007FF835550000-0x00007FF835560000-memory.dmp
memory/3016-1-0x00007FF835550000-0x00007FF835560000-memory.dmp
memory/3016-5-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp
memory/3016-6-0x00007FF835550000-0x00007FF835560000-memory.dmp
memory/3016-8-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp
memory/3016-12-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp
memory/3016-11-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp
memory/3016-13-0x00007FF833460000-0x00007FF833470000-memory.dmp
memory/3016-10-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp
memory/3016-14-0x00007FF833460000-0x00007FF833470000-memory.dmp
memory/3016-9-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp
memory/3016-7-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp
C:\Users\Public\Documents\J8t0HoAC.vbs
| MD5 | a04c7a641958c6ce83ba9f70903e5fb4 |
| SHA1 | 1e9bec7c956e6906258d5c7c1a3984d54b06b526 |
| SHA256 | 1c548bbac3d414d74f26fe02c65aac9749b8d5ab067e078cf7d3cd75a59edfb9 |
| SHA512 | 539bad66306114eb9ff1f70aaf3d90536b7036d34adc35108675c9a37aeb15b72bae671bcd6c6229689b4954f41c8bdfd5c0295ed0f2b1495d1e9a7df77ffc05 |
memory/3016-26-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp
memory/3016-27-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp
memory/3016-28-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp
memory/3016-29-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp
memory/3016-37-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp
memory/3016-36-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp
memory/3016-35-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp
memory/3016-34-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp
memory/3016-33-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp
memory/3016-32-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp
memory/3016-31-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp
memory/3016-30-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp