Analysis Overview
SHA256
84426959a299f8521acabbc0250b0c15eebd2268542d5b0c3f8e59d6b5be4e53
Threat Level: Known bad
The file 84426959a299f8521acabbc0250b0c15eebd2268542d5b0c3f8e59d6b5be4e53 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 FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious behavior: AddClipboardFormatListener
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-05 21:19
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-05 21:19
Reported
2024-09-05 21:20
Platform
win10v2004-20240802-en
Max time kernel
47s
Max time network
35s
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\System32\regsvr32.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
| Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\System32\regsvr32.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
| Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\System32\regsvr32.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
| Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\System32\regsvr32.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 |
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
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\84426959a299f8521acabbc0250b0c15eebd2268542d5b0c3f8e59d6b5be4e53.xls"
C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\hhwe1.ocx
C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\hhwe2.ocx
C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\hhwe3.ocx
C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\hhwe4.ocx
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 18.89.109.52.in-addr.arpa | udp |
| 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 | wordpress.agrupem.com | udp |
| DE | 85.214.64.234:80 | wordpress.agrupem.com | tcp |
| US | 8.8.8.8:53 | andecam.com.ar | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 47.28.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 234.64.214.85.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| AR | 179.43.124.129:80 | andecam.com.ar | tcp |
| AR | 179.43.124.129:443 | andecam.com.ar | tcp |
| US | 8.8.8.8:53 | 129.124.43.179.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 89.16.208.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 233.38.18.104.in-addr.arpa | udp |
| AR | 179.43.124.129:443 | andecam.com.ar | tcp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | deadcode200.c1.biz | udp |
| BG | 185.176.43.106:80 | deadcode200.c1.biz | tcp |
| US | 8.8.8.8:53 | hello-front.thlab.ru | udp |
| US | 8.8.8.8:53 | 106.43.176.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 36.56.20.217.in-addr.arpa | udp |
Files
memory/2616-3-0x00007FFFB4DD0000-0x00007FFFB4DE0000-memory.dmp
memory/2616-2-0x00007FFFB4DD0000-0x00007FFFB4DE0000-memory.dmp
memory/2616-0-0x00007FFFB4DD0000-0x00007FFFB4DE0000-memory.dmp
memory/2616-1-0x00007FFFF4DED000-0x00007FFFF4DEE000-memory.dmp
memory/2616-5-0x00007FFFF4D50000-0x00007FFFF4F45000-memory.dmp
memory/2616-9-0x00007FFFF4D50000-0x00007FFFF4F45000-memory.dmp
memory/2616-14-0x00007FFFF4D50000-0x00007FFFF4F45000-memory.dmp
memory/2616-13-0x00007FFFF4D50000-0x00007FFFF4F45000-memory.dmp
memory/2616-15-0x00007FFFB2560000-0x00007FFFB2570000-memory.dmp
memory/2616-12-0x00007FFFF4D50000-0x00007FFFF4F45000-memory.dmp
memory/2616-11-0x00007FFFF4D50000-0x00007FFFF4F45000-memory.dmp
memory/2616-17-0x00007FFFF4D50000-0x00007FFFF4F45000-memory.dmp
memory/2616-20-0x00007FFFF4D50000-0x00007FFFF4F45000-memory.dmp
memory/2616-21-0x00007FFFF4D50000-0x00007FFFF4F45000-memory.dmp
memory/2616-22-0x00007FFFF4D50000-0x00007FFFF4F45000-memory.dmp
memory/2616-19-0x00007FFFF4D50000-0x00007FFFF4F45000-memory.dmp
memory/2616-18-0x00007FFFF4D50000-0x00007FFFF4F45000-memory.dmp
memory/2616-16-0x00007FFFB2560000-0x00007FFFB2570000-memory.dmp
memory/2616-10-0x00007FFFF4D50000-0x00007FFFF4F45000-memory.dmp
memory/2616-8-0x00007FFFF4D50000-0x00007FFFF4F45000-memory.dmp
memory/2616-7-0x00007FFFF4D50000-0x00007FFFF4F45000-memory.dmp
memory/2616-6-0x00007FFFB4DD0000-0x00007FFFB4DE0000-memory.dmp
memory/2616-4-0x00007FFFB4DD0000-0x00007FFFB4DE0000-memory.dmp
memory/2616-47-0x00007FFFF4D50000-0x00007FFFF4F45000-memory.dmp
memory/2616-49-0x00007FFFF4DED000-0x00007FFFF4DEE000-memory.dmp
memory/2616-50-0x00007FFFF4D50000-0x00007FFFF4F45000-memory.dmp
memory/2616-51-0x00007FFFF4D50000-0x00007FFFF4F45000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
| MD5 | 1941ff9b4e9c64d790192c66bd3f1cd5 |
| SHA1 | f7dc0d4dadab5a6795fbbf8d59fad3e60db5862a |
| SHA256 | fe611e2961c177ef8ea3d19dd683b80587dc0633e5b870d19c2e69dc33828cd2 |
| SHA512 | 0b7a777c6ffe91bdf53959d04afbebc4a7e0dc046148fc903890321ae0a304b523411047afc8363848386617ea00ba3ce1f655454ee0b67af28dbdeed0ebeb0e |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-05 21:19
Reported
2024-09-05 21:20
Platform
win7-20240903-en
Max time kernel
42s
Max time network
43s
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 |
| 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 |
| 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 |
| 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 |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.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
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\84426959a299f8521acabbc0250b0c15eebd2268542d5b0c3f8e59d6b5be4e53.xls
C:\Windows\SysWOW64\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\hhwe1.ocx
C:\Windows\SysWOW64\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\hhwe2.ocx
C:\Windows\SysWOW64\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\hhwe3.ocx
C:\Windows\SysWOW64\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\hhwe4.ocx
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | wordpress.agrupem.com | udp |
| DE | 85.214.64.234:80 | wordpress.agrupem.com | tcp |
| US | 8.8.8.8:53 | andecam.com.ar | udp |
| AR | 179.43.124.129:80 | andecam.com.ar | tcp |
| AR | 179.43.124.129:443 | andecam.com.ar | tcp |
| AR | 179.43.124.129:443 | andecam.com.ar | tcp |
| US | 8.8.8.8:53 | deadcode200.c1.biz | udp |
| BG | 185.176.43.106:80 | deadcode200.c1.biz | tcp |
| US | 8.8.8.8:53 | hello-front.thlab.ru | udp |
Files
memory/1480-1-0x00000000720BD000-0x00000000720C8000-memory.dmp
memory/1480-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/1480-2-0x00000000720BD000-0x00000000720C8000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\CabF154.tmp
| MD5 | 49aebf8cbd62d92ac215b2923fb1b9f5 |
| SHA1 | 1723be06719828dda65ad804298d0431f6aff976 |
| SHA256 | b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f |
| SHA512 | bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b |
C:\Users\Admin\AppData\Local\Temp\TarF196.tmp
| MD5 | 4ea6026cf93ec6338144661bf1202cd1 |
| SHA1 | a1dec9044f750ad887935a01430bf49322fbdcb7 |
| SHA256 | 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8 |
| SHA512 | 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b |