Analysis Overview
SHA256
c4fb497effaa65225ba4632d7ec1fc9059d8c43a54de1a005dc88da936a19072
Threat Level: Likely malicious
The file c4fb497effaa65225ba4632d7ec1fc9059d8c43a54de1a005dc88da936a19072 was found to be: Likely malicious.
Malicious Activity Summary
Office macro that triggers on suspicious action
Suspicious Office macro
Drops file in Windows directory
System Location Discovery: System Language Discovery
Office loads VBA resources, possible macro or embedded object present
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: AddClipboardFormatListener
Checks processor information in registry
Enumerates system info in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-23 21:31
Signatures
Office macro that triggers on suspicious action
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-23 21:31
Reported
2024-07-23 21:32
Platform
win7-20240708-en
Max time kernel
59s
Max time network
35s
Command Line
Signatures
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\Debug\WIA\wiatrace.log | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.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\WINWORD.EXE | N/A |
Office loads VBA resources, possible macro or embedded object present
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1016 wrote to memory of 1428 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | C:\Windows\splwow64.exe |
| PID 1016 wrote to memory of 1428 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | C:\Windows\splwow64.exe |
| PID 1016 wrote to memory of 1428 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | C:\Windows\splwow64.exe |
| PID 1016 wrote to memory of 1428 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | C:\Windows\splwow64.exe |
Processes
C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\c4fb497effaa65225ba4632d7ec1fc9059d8c43a54de1a005dc88da936a19072.doc"
C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
Network
| Country | Destination | Domain | Proto |
| N/A | 10.0.10.161:13453 | tcp | |
| N/A | 10.0.10.161:13453 | tcp |
Files
memory/1016-6-0x0000000000400000-0x0000000000500000-memory.dmp
memory/1016-5-0x0000000000400000-0x0000000000500000-memory.dmp
memory/1016-4-0x0000000000400000-0x0000000000500000-memory.dmp
memory/1016-2-0x0000000070F8D000-0x0000000070F98000-memory.dmp
memory/1016-1-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/1016-0-0x000000002FDF1000-0x000000002FDF2000-memory.dmp
memory/1016-7-0x0000000070F8D000-0x0000000070F98000-memory.dmp
memory/1016-8-0x0000000000400000-0x0000000000500000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex
| MD5 | f3b25701fe362ec84616a93a45ce9998 |
| SHA1 | d62636d8caec13f04e28442a0a6fa1afeb024bbb |
| SHA256 | b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209 |
| SHA512 | 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-23 21:31
Reported
2024-07-23 21:32
Platform
win10v2004-20240709-en
Max time kernel
37s
Max time network
39s
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\WINWORD.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.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\WINWORD.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
Processes
C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\c4fb497effaa65225ba4632d7ec1fc9059d8c43a54de1a005dc88da936a19072.doc" /o ""
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 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.143.123.92.in-addr.arpa | udp |
| N/A | 10.0.10.161:13453 | tcp | |
| 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 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.89.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 47.28.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 137.71.105.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
Files
memory/1712-0-0x00007FFC95770000-0x00007FFC95780000-memory.dmp
memory/1712-2-0x00007FFC95770000-0x00007FFC95780000-memory.dmp
memory/1712-3-0x00007FFC95770000-0x00007FFC95780000-memory.dmp
memory/1712-1-0x00007FFCD578D000-0x00007FFCD578E000-memory.dmp
memory/1712-4-0x00007FFCD56F0000-0x00007FFCD58E5000-memory.dmp
memory/1712-8-0x00007FFCD56F0000-0x00007FFCD58E5000-memory.dmp
memory/1712-7-0x00007FFCD56F0000-0x00007FFCD58E5000-memory.dmp
memory/1712-10-0x00007FFCD56F0000-0x00007FFCD58E5000-memory.dmp
memory/1712-14-0x00007FFCD56F0000-0x00007FFCD58E5000-memory.dmp
memory/1712-13-0x00007FFCD56F0000-0x00007FFCD58E5000-memory.dmp
memory/1712-15-0x00007FFC932A0000-0x00007FFC932B0000-memory.dmp
memory/1712-16-0x00007FFCD56F0000-0x00007FFCD58E5000-memory.dmp
memory/1712-18-0x00007FFCD56F0000-0x00007FFCD58E5000-memory.dmp
memory/1712-17-0x00007FFCD56F0000-0x00007FFCD58E5000-memory.dmp
memory/1712-12-0x00007FFCD56F0000-0x00007FFCD58E5000-memory.dmp
memory/1712-11-0x00007FFCD56F0000-0x00007FFCD58E5000-memory.dmp
memory/1712-9-0x00007FFC95770000-0x00007FFC95780000-memory.dmp
memory/1712-6-0x00007FFC95770000-0x00007FFC95780000-memory.dmp
memory/1712-5-0x00007FFCD56F0000-0x00007FFCD58E5000-memory.dmp
memory/1712-19-0x00007FFC932A0000-0x00007FFC932B0000-memory.dmp
memory/1712-25-0x00007FFCD56F0000-0x00007FFCD58E5000-memory.dmp
memory/1712-26-0x00007FFCD56F0000-0x00007FFCD58E5000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
| MD5 | 0327dc7bc1da34616c389697f6fb7616 |
| SHA1 | e9c4eed49f4335a6d4fd4f396760a9079bab854a |
| SHA256 | 8e5cd3e830a26b0b4ac48566b28bebc5de162677b9308b5cbdacb3a547107021 |
| SHA512 | 45f93985053aff773d29ac4b2f99ce515461681cb9706c4ca1a682e41583b9bc164b22180fc03fd8da93037ef0d24ac6f85e4ac35afb8758cf6f0a34aaaacfd2 |
memory/1712-41-0x00007FFCD56F0000-0x00007FFCD58E5000-memory.dmp
memory/1712-42-0x00007FFCD578D000-0x00007FFCD578E000-memory.dmp
memory/1712-43-0x00007FFCD56F0000-0x00007FFCD58E5000-memory.dmp
memory/1712-44-0x00007FFCD56F0000-0x00007FFCD58E5000-memory.dmp