Analysis Overview
SHA256
4e4f66f2bbb1b813179239142acd2b1ac0ba6d2389c4f9135246ba78909aa1fe
Threat Level: Known bad
The file 4e4f66f2bbb1b813179239142acd2b1ac0ba6d2389c4f9135246ba78909aa1fe 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 WriteProcessMemory
Enumerates system info in registry
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Checks processor information in registry
Suspicious behavior: AddClipboardFormatListener
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-11 20:34
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-11 20:34
Reported
2024-11-11 20:36
Platform
win10v2004-20241007-en
Max time kernel
133s
Max time network
133s
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\SysWow64\regsvr32.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWow64\regsvr32.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 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
| Description | Indicator | Process | Target |
| PID 1568 wrote to memory of 2288 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 1568 wrote to memory of 2288 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 1568 wrote to memory of 2288 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.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\4e4f66f2bbb1b813179239142acd2b1ac0ba6d2389c4f9135246ba78909aa1fe.xlsm"
C:\Windows\SysWow64\regsvr32.exe
C:\Windows\SysWow64\regsvr32.exe -s ..\fbd.dll
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.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 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.76.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | praachichemfood.com | udp |
| US | 13.248.213.45:80 | praachichemfood.com | tcp |
| 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 | 45.213.248.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.179.89.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
Files
memory/1568-1-0x00007FFE77D6D000-0x00007FFE77D6E000-memory.dmp
memory/1568-0-0x00007FFE37D50000-0x00007FFE37D60000-memory.dmp
memory/1568-3-0x00007FFE37D50000-0x00007FFE37D60000-memory.dmp
memory/1568-5-0x00007FFE37D50000-0x00007FFE37D60000-memory.dmp
memory/1568-4-0x00007FFE37D50000-0x00007FFE37D60000-memory.dmp
memory/1568-2-0x00007FFE37D50000-0x00007FFE37D60000-memory.dmp
memory/1568-7-0x00007FFE77CD0000-0x00007FFE77EC5000-memory.dmp
memory/1568-10-0x00007FFE77CD0000-0x00007FFE77EC5000-memory.dmp
memory/1568-9-0x00007FFE77CD0000-0x00007FFE77EC5000-memory.dmp
memory/1568-8-0x00007FFE77CD0000-0x00007FFE77EC5000-memory.dmp
memory/1568-11-0x00007FFE35620000-0x00007FFE35630000-memory.dmp
memory/1568-6-0x00007FFE77CD0000-0x00007FFE77EC5000-memory.dmp
memory/1568-12-0x00007FFE77CD0000-0x00007FFE77EC5000-memory.dmp
memory/1568-15-0x00007FFE77CD0000-0x00007FFE77EC5000-memory.dmp
memory/1568-16-0x00007FFE77CD0000-0x00007FFE77EC5000-memory.dmp
memory/1568-18-0x00007FFE77CD0000-0x00007FFE77EC5000-memory.dmp
memory/1568-17-0x00007FFE77CD0000-0x00007FFE77EC5000-memory.dmp
memory/1568-20-0x00007FFE77CD0000-0x00007FFE77EC5000-memory.dmp
memory/1568-19-0x00007FFE77CD0000-0x00007FFE77EC5000-memory.dmp
memory/1568-14-0x00007FFE77CD0000-0x00007FFE77EC5000-memory.dmp
memory/1568-13-0x00007FFE35620000-0x00007FFE35630000-memory.dmp
C:\Users\Admin\fbd.dll
| MD5 | e89f75f918dbdcee28604d4e09dd71d7 |
| SHA1 | f9d9055e9878723a12063b47d4a1a5f58c3eb1e9 |
| SHA256 | 6dc9c7fc93bb488bb0520a6c780a8d3c0fb5486a4711aca49b4c53fac7393023 |
| SHA512 | 8df0ab2e3679b64a6174deff4259ae5680f88e3ae307e0ea2dfff88ec4ba14f3477c9fe3a5aa5da3a8e857601170a5108ed75f6d6975958ac7a314e4a336aed0 |
memory/1568-35-0x00007FFE77CD0000-0x00007FFE77EC5000-memory.dmp
memory/1568-36-0x00007FFE77D6D000-0x00007FFE77D6E000-memory.dmp
memory/1568-37-0x00007FFE77CD0000-0x00007FFE77EC5000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
| MD5 | 078d7d83420827b4b785490aab659133 |
| SHA1 | 77eee596493d83b44de29e7eefbe563b6468dd77 |
| SHA256 | 9dbd86b22150ab9a3e2a53bc74b2fc2b39583748e3c36170f28cf3571223d600 |
| SHA512 | 3befae850132084c6be94cc3748365d6efbe0e573ea6cf154ad839cbbb2a52c7b7e10b56e7085ff29d8059ec7bf4537640c28201b55828001b7bb4fbfb30bd5c |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-11 20:34
Reported
2024-11-11 20:36
Platform
win7-20240903-en
Max time kernel
118s
Max time network
121s
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\regsvr32.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\regsvr32.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 |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2628 wrote to memory of 2568 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2628 wrote to memory of 2568 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2628 wrote to memory of 2568 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2628 wrote to memory of 2568 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2628 wrote to memory of 2568 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2628 wrote to memory of 2568 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.exe |
| PID 2628 wrote to memory of 2568 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWow64\regsvr32.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\4e4f66f2bbb1b813179239142acd2b1ac0ba6d2389c4f9135246ba78909aa1fe.xlsm
C:\Windows\SysWow64\regsvr32.exe
C:\Windows\SysWow64\regsvr32.exe -s ..\fbd.dll
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | praachichemfood.com | udp |
| US | 76.223.67.189:80 | praachichemfood.com | tcp |
Files
memory/2628-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2628-1-0x0000000072A4D000-0x0000000072A58000-memory.dmp
C:\Users\Admin\fbd.dll
| MD5 | e89f75f918dbdcee28604d4e09dd71d7 |
| SHA1 | f9d9055e9878723a12063b47d4a1a5f58c3eb1e9 |
| SHA256 | 6dc9c7fc93bb488bb0520a6c780a8d3c0fb5486a4711aca49b4c53fac7393023 |
| SHA512 | 8df0ab2e3679b64a6174deff4259ae5680f88e3ae307e0ea2dfff88ec4ba14f3477c9fe3a5aa5da3a8e857601170a5108ed75f6d6975958ac7a314e4a336aed0 |
memory/2628-7-0x0000000072A4D000-0x0000000072A58000-memory.dmp