Analysis Overview
SHA256
d6bc99eb4519d4ebef8093a3c9079edea9cdf88862fd0ececb165e006dbb7d4f
Threat Level: Known bad
The file 301b9883345c994969132ebe5d2fa83c was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Suspicious Office macro
Enumerates system info in registry
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-31 09:04
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-31 09:04
Reported
2024-01-10 03:20
Platform
win10v2004-20231215-en
Max time kernel
163s
Max time network
170s
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\explorer.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
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 |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000_Classes\Local Settings | C:\Windows\explorer.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
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1432 wrote to memory of 456 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\explorer.exe |
| PID 1432 wrote to memory of 456 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\explorer.exe |
| PID 4700 wrote to memory of 1360 | N/A | C:\Windows\explorer.exe | C:\Windows\System32\WScript.exe |
| PID 4700 wrote to memory of 1360 | N/A | C:\Windows\explorer.exe | C:\Windows\System32\WScript.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\301b9883345c994969132ebe5d2fa83c.xls"
C:\Windows\explorer.exe
explorer.exe C:\Users\Public\Documents\g2t.vbs
C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\g2t.vbs"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 4.181.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.32.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | skill.fashion | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 211.143.182.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 185.13.222.173.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 174.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 137.71.105.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
Files
memory/1432-1-0x00007FFDE5CB0000-0x00007FFDE5CC0000-memory.dmp
memory/1432-2-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
memory/1432-3-0x00007FFDE5CB0000-0x00007FFDE5CC0000-memory.dmp
memory/1432-4-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
memory/1432-6-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
memory/1432-8-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
memory/1432-7-0x00007FFDE5CB0000-0x00007FFDE5CC0000-memory.dmp
memory/1432-9-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
memory/1432-5-0x00007FFDE5CB0000-0x00007FFDE5CC0000-memory.dmp
memory/1432-0-0x00007FFDE5CB0000-0x00007FFDE5CC0000-memory.dmp
memory/1432-11-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
memory/1432-13-0x00007FFDE3BA0000-0x00007FFDE3BB0000-memory.dmp
memory/1432-14-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
memory/1432-16-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
memory/1432-18-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
memory/1432-19-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
memory/1432-20-0x00007FFDE3BA0000-0x00007FFDE3BB0000-memory.dmp
memory/1432-21-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
memory/1432-17-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
memory/1432-23-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
memory/1432-22-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
memory/1432-15-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
memory/1432-12-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
memory/1432-10-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
C:\Users\Public\Documents\g2t.vbs
| MD5 | 483e048f37fc214ff2d66b72267c6603 |
| SHA1 | 48ae1a16f934e16cf2dff1c18e35156dfd4753f3 |
| SHA256 | cf5083ead3303b7001ede9b6b9bbd543962188e17707e2832f5b2aa188e92644 |
| SHA512 | 05efbbee0e98e960cf842df7cd5e57ebf5eeea3ba532680582c395581f72ce1b3b2af934c4865dcae0a18939415aa25fcfc460f4b621acbd1f6f36c0cd685de4 |
memory/1432-35-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
memory/1432-36-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
memory/1432-37-0x00007FFE25C30000-0x00007FFE25E25000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-31 09:04
Reported
2024-01-10 03:20
Platform
win7-20231215-en