Analysis Overview
SHA256
94c4e47f8d07964aa50f0247b42d01681613f11d388c030c6835025e35b23340
Threat Level: Known bad
The file 94c4e47f8d07964aa50f0247b42d01681613f11d388c030c6835025e35b23340 was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Suspicious Office macro
System Location Discovery: System Language Discovery
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Suspicious use of FindShellTrayWindow
Enumerates system info in registry
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-04 22:06
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-04 22:06
Reported
2024-09-04 22:07
Platform
win7-20240903-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:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.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 1744 wrote to memory of 2760 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.exe |
| PID 1744 wrote to memory of 2760 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.exe |
| PID 1744 wrote to memory of 2760 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.exe |
| PID 1744 wrote to memory of 2760 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.exe |
| PID 1744 wrote to memory of 2760 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.exe |
| PID 1744 wrote to memory of 2760 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\rundll32.exe |
| PID 1744 wrote to memory of 2760 | 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\94c4e47f8d07964aa50f0247b42d01681613f11d388c030c6835025e35b23340.xls
C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\oPzLk7B.txt,DllRegisterServer
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | markens.online | udp |
Files
memory/1744-1-0x00000000727ED000-0x00000000727F8000-memory.dmp
memory/1744-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/1744-2-0x00000000727ED000-0x00000000727F8000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-04 22:06
Reported
2024-09-04 22:07
Platform
win10v2004-20240802-en
Max time kernel
59s
Max time network
34s
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 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 |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_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 4424 wrote to memory of 2576 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\explorer.exe |
| PID 4424 wrote to memory of 2576 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\explorer.exe |
| PID 1492 wrote to memory of 3176 | N/A | C:\Windows\explorer.exe | C:\Windows\System32\WScript.exe |
| PID 1492 wrote to memory of 3176 | 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\94c4e47f8d07964aa50f0247b42d01681613f11d388c030c6835025e35b23340.xls"
C:\Windows\explorer.exe
explorer.exe C:\Users\Public\Documents\KLi.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\KLi.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 | roaming.officeapps.live.com | udp |
| GB | 52.109.28.47:443 | roaming.officeapps.live.com | tcp |
| US | 8.8.8.8:53 | 240.76.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| 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 | markens.online | udp |
| US | 8.8.8.8:53 | 66.229.138.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
Files
memory/4424-0-0x00007FFE8F18D000-0x00007FFE8F18E000-memory.dmp
memory/4424-1-0x00007FFE4F170000-0x00007FFE4F180000-memory.dmp
memory/4424-3-0x00007FFE4F170000-0x00007FFE4F180000-memory.dmp
memory/4424-2-0x00007FFE4F170000-0x00007FFE4F180000-memory.dmp
memory/4424-4-0x00007FFE4F170000-0x00007FFE4F180000-memory.dmp
memory/4424-5-0x00007FFE4F170000-0x00007FFE4F180000-memory.dmp
memory/4424-6-0x00007FFE8F0F0000-0x00007FFE8F2E5000-memory.dmp
memory/4424-9-0x00007FFE8F0F0000-0x00007FFE8F2E5000-memory.dmp
memory/4424-11-0x00007FFE8F0F0000-0x00007FFE8F2E5000-memory.dmp
memory/4424-10-0x00007FFE8F0F0000-0x00007FFE8F2E5000-memory.dmp
memory/4424-12-0x00007FFE4D080000-0x00007FFE4D090000-memory.dmp
memory/4424-8-0x00007FFE8F0F0000-0x00007FFE8F2E5000-memory.dmp
memory/4424-13-0x00007FFE4D080000-0x00007FFE4D090000-memory.dmp
memory/4424-7-0x00007FFE8F0F0000-0x00007FFE8F2E5000-memory.dmp
memory/4424-15-0x00007FFE8F0F0000-0x00007FFE8F2E5000-memory.dmp
memory/4424-16-0x00007FFE8F0F0000-0x00007FFE8F2E5000-memory.dmp
memory/4424-23-0x00007FFE8F0F0000-0x00007FFE8F2E5000-memory.dmp
memory/4424-22-0x00007FFE8F0F0000-0x00007FFE8F2E5000-memory.dmp
memory/4424-21-0x00007FFE8F0F0000-0x00007FFE8F2E5000-memory.dmp
memory/4424-20-0x00007FFE8F0F0000-0x00007FFE8F2E5000-memory.dmp
memory/4424-19-0x00007FFE8F0F0000-0x00007FFE8F2E5000-memory.dmp
memory/4424-18-0x00007FFE8F0F0000-0x00007FFE8F2E5000-memory.dmp
memory/4424-17-0x00007FFE8F0F0000-0x00007FFE8F2E5000-memory.dmp
memory/4424-14-0x00007FFE8F0F0000-0x00007FFE8F2E5000-memory.dmp
C:\Users\Public\Documents\KLi.vbs
| MD5 | 84cf91be20b674976ab80f4373b052eb |
| SHA1 | 72567e3f1d76d88c3c06b4499618497fc66cc6f2 |
| SHA256 | f84804510e754a81b90a447569b2f78c8869658395afad3b8089bdcb4049561c |
| SHA512 | 8597c90704438723c87326c2637592e93e66c461bd23d20c05431f6941f5ddb24cc88a25d46a2f2e5f05efe74d2e63910843abefdf2533aed6182ce7eda7f8f9 |
memory/4424-35-0x00007FFE8F0F0000-0x00007FFE8F2E5000-memory.dmp
memory/4424-36-0x00007FFE8F18D000-0x00007FFE8F18E000-memory.dmp
memory/4424-37-0x00007FFE8F0F0000-0x00007FFE8F2E5000-memory.dmp