Analysis Overview
SHA256
d3540c4ed29999b8a604d7515fccd976ad37cf2da35d6ae57c34ab9125d6ebbb
Threat Level: Likely malicious
The file d3540c4ed29999b8a604d7515fccd976ad37cf2da35d6ae57c34ab9125d6ebbb was found to be: Likely malicious.
Malicious Activity Summary
Office macro that triggers on suspicious action
Office loads VBA resources, possible macro or embedded object present
Enumerates system info in registry
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
2024-07-19 21:35
Signatures
Office macro that triggers on suspicious action
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-19 21:35
Reported
2024-07-19 21:36
Platform
win7-20240704-en
Max time kernel
24s
Max time network
16s
Command Line
Signatures
Office loads VBA resources, possible macro or embedded object present
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 |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1620 wrote to memory of 2120 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\splwow64.exe |
| PID 1620 wrote to memory of 2120 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\splwow64.exe |
| PID 1620 wrote to memory of 2120 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\splwow64.exe |
| PID 1620 wrote to memory of 2120 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\splwow64.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\d3540c4ed29999b8a604d7515fccd976ad37cf2da35d6ae57c34ab9125d6ebbb.xls
C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
Network
Files
memory/1620-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/1620-1-0x000000007208D000-0x0000000072098000-memory.dmp
memory/1620-8-0x0000000006260000-0x0000000006360000-memory.dmp
memory/1620-9-0x000000007208D000-0x0000000072098000-memory.dmp
memory/1620-10-0x0000000006260000-0x0000000006360000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-19 21:35
Reported
2024-07-19 21:36
Platform
win10v2004-20240709-en
Max time kernel
47s
Max time network
36s
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 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 |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3192 wrote to memory of 4380 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\splwow64.exe |
| PID 3192 wrote to memory of 4380 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\splwow64.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\d3540c4ed29999b8a604d7515fccd976ad37cf2da35d6ae57c34ab9125d6ebbb.xls"
C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | roaming.officeapps.live.com | udp |
| NL | 52.109.89.19:443 | roaming.officeapps.live.com | tcp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.32.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.89.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 226.162.46.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.170.16.2.in-addr.arpa | udp |
Files
memory/3192-0-0x00007FF9119D0000-0x00007FF9119E0000-memory.dmp
memory/3192-2-0x00007FF9119D0000-0x00007FF9119E0000-memory.dmp
memory/3192-1-0x00007FF9119D0000-0x00007FF9119E0000-memory.dmp
memory/3192-4-0x00007FF9119D0000-0x00007FF9119E0000-memory.dmp
memory/3192-3-0x00007FF9119D0000-0x00007FF9119E0000-memory.dmp
memory/3192-5-0x00007FF9519ED000-0x00007FF9519EE000-memory.dmp
memory/3192-9-0x00007FF951950000-0x00007FF951B45000-memory.dmp
memory/3192-8-0x00007FF951950000-0x00007FF951B45000-memory.dmp
memory/3192-13-0x00007FF951950000-0x00007FF951B45000-memory.dmp
memory/3192-12-0x00007FF951950000-0x00007FF951B45000-memory.dmp
memory/3192-14-0x00007FF90F610000-0x00007FF90F620000-memory.dmp
memory/3192-11-0x00007FF951950000-0x00007FF951B45000-memory.dmp
memory/3192-15-0x00007FF90F610000-0x00007FF90F620000-memory.dmp
memory/3192-10-0x00007FF951950000-0x00007FF951B45000-memory.dmp
memory/3192-17-0x00007FF951950000-0x00007FF951B45000-memory.dmp
memory/3192-19-0x00007FF951950000-0x00007FF951B45000-memory.dmp
memory/3192-20-0x00007FF951950000-0x00007FF951B45000-memory.dmp
memory/3192-18-0x00007FF951950000-0x00007FF951B45000-memory.dmp
memory/3192-16-0x00007FF951950000-0x00007FF951B45000-memory.dmp
memory/3192-7-0x00007FF951950000-0x00007FF951B45000-memory.dmp
memory/3192-6-0x00007FF951950000-0x00007FF951B45000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
| MD5 | c3fba03668b01701e01cdfdc727943d6 |
| SHA1 | e0cd4789040068dc0a22821b30bddba92213570a |
| SHA256 | 99dfbff3ba62ba741efeea8f2b7c8cfd9a4df7b676aead13c497a0a909203ef1 |
| SHA512 | 322094c034fc636274344edb4c18ae2792f5416323fff9f16bdf89efce51ef9f1aec0e17422273ee85df0d78b23e0566ad5a22ef15d204c535515b3bde9ea436 |
memory/3192-46-0x00007FF951950000-0x00007FF951B45000-memory.dmp