Analysis Overview
SHA256
805fd6b7e2544d28b74c00d4233cd26d9b6938f48362e370543579a3786f71ac
Threat Level: Known bad
The file 805fd6b7e2544d28b74c00d4233cd26d9b6938f48362e370543579a3786f71ac.xls was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Suspicious Office macro
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Checks processor information in registry
Enumerates system info in registry
Suspicious behavior: AddClipboardFormatListener
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-11-10 10:57
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2022-11-10 10:57
Reported
2022-11-10 11:00
Platform
win10-20220812-en
Max time kernel
128s
Max time network
152s
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\System32\regsvr32.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
| Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\System32\regsvr32.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
| Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\System32\regsvr32.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
| Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\System32\regsvr32.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 |
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
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\805fd6b7e2544d28b74c00d4233cd26d9b6938f48362e370543579a3786f71ac.xls"
C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx
C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.conceptagency.net | udp |
| N/A | 100.99.82.22:443 | www.conceptagency.net | tcp |
| US | 8.8.8.8:53 | bencevendeghaz.hu | udp |
| N/A | 100.92.245.117:443 | bencevendeghaz.hu | tcp |
| SG | 45.32.114.141:80 | 45.32.114.141 | tcp |
| US | 8.8.8.8:53 | ruitaiwz.com | udp |
| N/A | 100.97.45.237:80 | ruitaiwz.com | tcp |
| US | 20.189.173.1:443 | tcp |
Files
memory/4420-115-0x00007FFC75C00000-0x00007FFC75C10000-memory.dmp
memory/4420-116-0x00007FFC75C00000-0x00007FFC75C10000-memory.dmp
memory/4420-117-0x00007FFC75C00000-0x00007FFC75C10000-memory.dmp
memory/4420-118-0x00007FFC75C00000-0x00007FFC75C10000-memory.dmp
memory/4420-127-0x00007FFC722E0000-0x00007FFC722F0000-memory.dmp
memory/4420-128-0x00007FFC722E0000-0x00007FFC722F0000-memory.dmp
memory/5004-267-0x0000000000000000-mapping.dmp
memory/3388-270-0x0000000000000000-mapping.dmp
memory/5028-271-0x0000000000000000-mapping.dmp
memory/3572-272-0x0000000000000000-mapping.dmp
memory/4420-309-0x00007FFC75C00000-0x00007FFC75C10000-memory.dmp
memory/4420-310-0x00007FFC75C00000-0x00007FFC75C10000-memory.dmp
memory/4420-311-0x00007FFC75C00000-0x00007FFC75C10000-memory.dmp
memory/4420-312-0x00007FFC75C00000-0x00007FFC75C10000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-11-10 10:57
Reported
2022-11-10 11:00
Platform
win10-20220812-en
Max time kernel
102s
Max time network
139s
Command Line
Signatures
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 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 |
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\805fd6b7e2544d28b74c00d4233cd26d9b6938f48362e370543579a3786f71ac.xls"
Network
| Country | Destination | Domain | Proto |
| IE | 13.69.239.74:443 | tcp |
Files
memory/2300-120-0x00007FF9AC6D0000-0x00007FF9AC6E0000-memory.dmp
memory/2300-121-0x00007FF9AC6D0000-0x00007FF9AC6E0000-memory.dmp
memory/2300-122-0x00007FF9AC6D0000-0x00007FF9AC6E0000-memory.dmp
memory/2300-123-0x00007FF9AC6D0000-0x00007FF9AC6E0000-memory.dmp
memory/2300-132-0x00007FF9A9380000-0x00007FF9A9390000-memory.dmp
memory/2300-133-0x00007FF9A9380000-0x00007FF9A9390000-memory.dmp
memory/2300-294-0x00007FF9AC6D0000-0x00007FF9AC6E0000-memory.dmp
memory/2300-295-0x00007FF9AC6D0000-0x00007FF9AC6E0000-memory.dmp
memory/2300-296-0x00007FF9AC6D0000-0x00007FF9AC6E0000-memory.dmp
memory/2300-297-0x00007FF9AC6D0000-0x00007FF9AC6E0000-memory.dmp