Analysis Overview
SHA256
75c3eab702e692c289ceb22372973fa274a3bc9e76df0fffb1bdd5a689c777b1
Threat Level: Likely malicious
The file 75c3eab702e692c289ceb22372973fa274a3bc9e76df0fffb1bdd5a689c777b1 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
NTFS ADS
Suspicious behavior: RenamesItself
Suspicious use of SetWindowsHookEx
Checks processor information in registry
Enumerates system info in registry
Suspicious behavior: AddClipboardFormatListener
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-02 22:08
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
2024-08-02 22:08
Reported
2024-08-02 22:09
Platform
win7-20240704-en
Max time kernel
55s
Max time network
18s
Command Line
Signatures
Office macro that triggers on suspicious action
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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
NTFS ADS
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Local\Temp\~WRD0000.tmp\:Zone.Identifier:$DATA | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
Suspicious behavior: RenamesItself
| 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 2736 wrote to memory of 3028 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | C:\Windows\splwow64.exe |
| PID 2736 wrote to memory of 3028 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | C:\Windows\splwow64.exe |
| PID 2736 wrote to memory of 3028 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | C:\Windows\splwow64.exe |
| PID 2736 wrote to memory of 3028 | 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\75c3eab702e692c289ceb22372973fa274a3bc9e76df0fffb1bdd5a689c777b1.doc"
C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
Network
Files
memory/2736-0-0x000000002F641000-0x000000002F642000-memory.dmp
memory/2736-1-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2736-2-0x00000000717ED000-0x00000000717F8000-memory.dmp
memory/2736-4-0x00000000004B0000-0x00000000005B0000-memory.dmp
memory/2736-6-0x00000000004B0000-0x00000000005B0000-memory.dmp
memory/2736-9-0x00000000004B0000-0x00000000005B0000-memory.dmp
memory/2736-10-0x00000000004B0000-0x00000000005B0000-memory.dmp
memory/2736-8-0x00000000004B0000-0x00000000005B0000-memory.dmp
memory/2736-7-0x00000000004B0000-0x00000000005B0000-memory.dmp
memory/2736-5-0x00000000004B0000-0x00000000005B0000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\F30B23C8.wmf
| MD5 | f937c4642bcf3e4cf6584eb7ac8b2e8d |
| SHA1 | 6e3534df396b2563343e31cfd8356c3fe2058fa9 |
| SHA256 | 4730755ff83f05bdd181e7a6893c116303ce927f46bbfa8beca49dbebad55c6d |
| SHA512 | e8698bad42c29f4d92e3728d8721fcc4805bb4c306bc3072fea4826656f4a859e444727faf26c0493cbff2025a79d659f08c3689b3231742c80c2724e2a8663a |
C:\Users\Admin\AppData\Local\Temp\75c3eab702e692c289ceb22372973fa274a3bc9e76df0fffb1bdd5a689c777b1.doc
| MD5 | 7b916f37bdf0cbfe129e538b8f6f6088 |
| SHA1 | 6ca6ec3ec8c6ed599059f7c5d1b71d86a1486137 |
| SHA256 | 39f0a50913efa9d4cc9c137bc11e692d792e8c0d5ed9aae13efe9f7a27912cd3 |
| SHA512 | 81ea3f3ba78f7c7d889483d9edabc721a19e1c85ca12d59aea44f3e1d601afa7b9a9b8dd375557e9b7cadea6702cac28883ce35d1896710fec74daaf41bd51c1 |
memory/2736-27-0x00000000717ED000-0x00000000717F8000-memory.dmp
memory/2736-28-0x00000000004B0000-0x00000000005B0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-02 22:08
Reported
2024-08-02 22:09
Platform
win10v2004-20240802-en
Max time kernel
46s
Max time network
18s
Command Line
Signatures
Office macro that triggers on suspicious action
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | 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\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 |
NTFS ADS
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Local\Temp\~WRD0000.tmp\:Zone.Identifier:$DATA | 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
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\75c3eab702e692c289ceb22372973fa274a3bc9e76df0fffb1bdd5a689c777b1.doc" /o ""
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 211.143.182.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | metadata.templates.cdn.office.net | udp |
| GB | 2.16.167.138:443 | metadata.templates.cdn.office.net | tcp |
| US | 8.8.8.8:53 | binaries.templates.cdn.office.net | udp |
| GB | 173.222.211.24:443 | binaries.templates.cdn.office.net | tcp |
| US | 8.8.8.8:53 | 24.211.222.173.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.167.16.2.in-addr.arpa | udp |
Files
memory/2800-2-0x00007FFA71B70000-0x00007FFA71B80000-memory.dmp
memory/2800-1-0x00007FFA71B70000-0x00007FFA71B80000-memory.dmp
memory/2800-0-0x00007FFA71B70000-0x00007FFA71B80000-memory.dmp
memory/2800-3-0x00007FFAB1B8D000-0x00007FFAB1B8E000-memory.dmp
memory/2800-4-0x00007FFA71B70000-0x00007FFA71B80000-memory.dmp
memory/2800-6-0x00007FFAB1AF0000-0x00007FFAB1CE5000-memory.dmp
memory/2800-9-0x00007FFAB1AF0000-0x00007FFAB1CE5000-memory.dmp
memory/2800-8-0x00007FFAB1AF0000-0x00007FFAB1CE5000-memory.dmp
memory/2800-7-0x00007FFAB1AF0000-0x00007FFAB1CE5000-memory.dmp
memory/2800-10-0x00007FFA6F8B0000-0x00007FFA6F8C0000-memory.dmp
memory/2800-11-0x00007FFAB1AF0000-0x00007FFAB1CE5000-memory.dmp
memory/2800-14-0x00007FFAB1AF0000-0x00007FFAB1CE5000-memory.dmp
memory/2800-16-0x00007FFAB1AF0000-0x00007FFAB1CE5000-memory.dmp
memory/2800-18-0x00007FFA6F8B0000-0x00007FFA6F8C0000-memory.dmp
memory/2800-19-0x00007FFAB1AF0000-0x00007FFAB1CE5000-memory.dmp
memory/2800-17-0x00007FFAB1AF0000-0x00007FFAB1CE5000-memory.dmp
memory/2800-15-0x00007FFAB1AF0000-0x00007FFAB1CE5000-memory.dmp
memory/2800-13-0x00007FFAB1AF0000-0x00007FFAB1CE5000-memory.dmp
memory/2800-12-0x00007FFAB1AF0000-0x00007FFAB1CE5000-memory.dmp
memory/2800-5-0x00007FFA71B70000-0x00007FFA71B80000-memory.dmp
memory/2800-47-0x00007FFAB1AF0000-0x00007FFAB1CE5000-memory.dmp
memory/2800-53-0x00007FFAB1AF0000-0x00007FFAB1CE5000-memory.dmp
memory/2800-54-0x00007FFAB1AF0000-0x00007FFAB1CE5000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Content.MSO\90BB074E.wmf
| MD5 | f937c4642bcf3e4cf6584eb7ac8b2e8d |
| SHA1 | 6e3534df396b2563343e31cfd8356c3fe2058fa9 |
| SHA256 | 4730755ff83f05bdd181e7a6893c116303ce927f46bbfa8beca49dbebad55c6d |
| SHA512 | e8698bad42c29f4d92e3728d8721fcc4805bb4c306bc3072fea4826656f4a859e444727faf26c0493cbff2025a79d659f08c3689b3231742c80c2724e2a8663a |
C:\Users\Admin\AppData\Local\Temp\~WRD0000.tmp
| MD5 | 0e391270fd3381cff06fbcafe73452a1 |
| SHA1 | 3d829ddcc15ab4f572a3d5fde6db3ae94fa0334c |
| SHA256 | 9d0289f147de687f983b08eeac63666e93bebcbe0323aeb931970ac1e3fa66d4 |
| SHA512 | 5c18a9c8a9d0dfe5dcbfdb17475d9f025859b4bc10009a86d8e01bd788847a85c5cc9bb7e6041971f24c086ac51c5c4dc50e6e1f684a2625c726a3dfabbbb42a |
C:\Users\Admin\AppData\Roaming\Microsoft\UProof\CUSTOM.DIC
| MD5 | f3b25701fe362ec84616a93a45ce9998 |
| SHA1 | d62636d8caec13f04e28442a0a6fa1afeb024bbb |
| SHA256 | b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209 |
| SHA512 | 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84 |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
| MD5 | c1de5b6b069409023bf79c28d45fdee9 |
| SHA1 | 439e67ef3d13e8cefcadf7075631ef20bd78a6aa |
| SHA256 | 3e1d608181b6fee7061f53618ec5fd5fe9f7578fee9d45faed7e42c7bc644186 |
| SHA512 | 53db69eaa1134a9dc7c5754277650f4c2ae9cd7bfb1c9caf3fcf329f977d1aaa58e4be39debf9f41fc2205cb28431a86e9b19fae15980ac9a69df8cdfbed83d9 |
memory/2800-99-0x00007FFAB1AF0000-0x00007FFAB1CE5000-memory.dmp
memory/2800-100-0x00007FFAB1AF0000-0x00007FFAB1CE5000-memory.dmp
memory/2800-101-0x00007FFAB1AF0000-0x00007FFAB1CE5000-memory.dmp
memory/2800-102-0x00007FFAB1AF0000-0x00007FFAB1CE5000-memory.dmp