Analysis Overview
SHA256
d86405130184186154daa4a5132dd1364ab05d1f14034c7f0a0cda690a91116d
Threat Level: Known bad
The file d86405130184186154daa4a5132dd1364ab05d1f14034c7f0a0cda690a91116d.xlsx was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Suspicious Office macro
System Location Discovery: System Language Discovery
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
2024-11-10 11:15
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-10 11:15
Reported
2024-11-10 11:17
Platform
win7-20240903-en
Max time kernel
119s
Max time network
121s
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\rundll32.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\rundll32.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\rundll32.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\rundll32.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\rundll32.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:\Windows\SysWOW64\rundll32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
| 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\rundll32.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 |
| 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\d86405130184186154daa4a5132dd1364ab05d1f14034c7f0a0cda690a91116d.xlsm
C:\Windows\SysWOW64\rundll32.exe
rundll32 ..\ksjvoefv.skd,DllRegisterServer
C:\Windows\SysWOW64\rundll32.exe
rundll32 ..\ksjvoefv.skd1,DllRegisterServer
C:\Windows\SysWOW64\rundll32.exe
rundll32 ..\ksjvoefv.skd2,DllRegisterServer
C:\Windows\SysWOW64\rundll32.exe
rundll32 ..\ksjvoefv.skd3,DllRegisterServer
C:\Windows\SysWOW64\rundll32.exe
rundll32 ..\ksjvoefv.skd4,DllRegisterServer
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | metaflip.io | udp |
| US | 103.224.212.211:443 | metaflip.io | tcp |
| US | 8.8.8.8:53 | r10.o.lencr.org | udp |
| GB | 2.23.210.82:80 | r10.o.lencr.org | tcp |
| US | 8.8.8.8:53 | partsapp.com.br | udp |
| US | 8.8.8.8:53 | columbia.aula-web.net | udp |
| US | 8.8.8.8:53 | tajushariya.com | udp |
| US | 8.8.8.8:53 | agenbolatermurah.com | udp |
| US | 104.21.47.194:443 | agenbolatermurah.com | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.187.227:80 | c.pki.goog | tcp |
| US | 8.8.8.8:53 | crl.microsoft.com | udp |
| GB | 2.19.117.22:80 | crl.microsoft.com | tcp |
Files
memory/2068-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2068-1-0x000000007209D000-0x00000000720A8000-memory.dmp
memory/2068-21-0x000000007209D000-0x00000000720A8000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-10 11:15
Reported
2024-11-10 11:17
Platform
win10v2004-20241007-en
Max time kernel
133s
Max time network
139s
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\rundll32.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\rundll32.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\rundll32.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\rundll32.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\rundll32.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 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 |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | 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
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\d86405130184186154daa4a5132dd1364ab05d1f14034c7f0a0cda690a91116d.xlsm"
C:\Windows\SYSTEM32\rundll32.exe
rundll32 ..\ksjvoefv.skd,DllRegisterServer
C:\Windows\SYSTEM32\rundll32.exe
rundll32 ..\ksjvoefv.skd1,DllRegisterServer
C:\Windows\SYSTEM32\rundll32.exe
rundll32 ..\ksjvoefv.skd2,DllRegisterServer
C:\Windows\SYSTEM32\rundll32.exe
rundll32 ..\ksjvoefv.skd3,DllRegisterServer
C:\Windows\SYSTEM32\rundll32.exe
rundll32 ..\ksjvoefv.skd4,DllRegisterServer
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | roaming.officeapps.live.com | udp |
| IE | 52.109.76.243:443 | roaming.officeapps.live.com | tcp |
| US | 8.8.8.8:53 | 240.76.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | metaflip.io | udp |
| US | 103.224.212.211:443 | metaflip.io | tcp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 243.76.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 211.212.224.103.in-addr.arpa | udp |
| US | 8.8.8.8:53 | r10.o.lencr.org | udp |
| GB | 2.23.210.75:80 | r10.o.lencr.org | tcp |
| US | 8.8.8.8:53 | partsapp.com.br | udp |
| US | 8.8.8.8:53 | columbia.aula-web.net | udp |
| US | 8.8.8.8:53 | tajushariya.com | udp |
| US | 8.8.8.8:53 | agenbolatermurah.com | udp |
| US | 172.67.172.37:443 | agenbolatermurah.com | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.187.195:80 | c.pki.goog | tcp |
| US | 8.8.8.8:53 | 75.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.169.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 37.172.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 195.187.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.179.89.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
Files
memory/3068-0-0x00007FF929F50000-0x00007FF929F60000-memory.dmp
memory/3068-1-0x00007FF969F6D000-0x00007FF969F6E000-memory.dmp
memory/3068-3-0x00007FF929F50000-0x00007FF929F60000-memory.dmp
memory/3068-2-0x00007FF929F50000-0x00007FF929F60000-memory.dmp
memory/3068-5-0x00007FF969ED0000-0x00007FF96A0C5000-memory.dmp
memory/3068-6-0x00007FF969ED0000-0x00007FF96A0C5000-memory.dmp
memory/3068-7-0x00007FF969ED0000-0x00007FF96A0C5000-memory.dmp
memory/3068-8-0x00007FF929F50000-0x00007FF929F60000-memory.dmp
memory/3068-10-0x00007FF969ED0000-0x00007FF96A0C5000-memory.dmp
memory/3068-11-0x00007FF927BB0000-0x00007FF927BC0000-memory.dmp
memory/3068-9-0x00007FF969ED0000-0x00007FF96A0C5000-memory.dmp
memory/3068-4-0x00007FF929F50000-0x00007FF929F60000-memory.dmp
memory/3068-13-0x00007FF969ED0000-0x00007FF96A0C5000-memory.dmp
memory/3068-14-0x00007FF969ED0000-0x00007FF96A0C5000-memory.dmp
memory/3068-17-0x00007FF969ED0000-0x00007FF96A0C5000-memory.dmp
memory/3068-18-0x00007FF969ED0000-0x00007FF96A0C5000-memory.dmp
memory/3068-16-0x00007FF969ED0000-0x00007FF96A0C5000-memory.dmp
memory/3068-15-0x00007FF927BB0000-0x00007FF927BC0000-memory.dmp
memory/3068-12-0x00007FF969ED0000-0x00007FF96A0C5000-memory.dmp
memory/3068-42-0x00007FF969ED0000-0x00007FF96A0C5000-memory.dmp
memory/3068-43-0x00007FF969F6D000-0x00007FF969F6E000-memory.dmp
memory/3068-44-0x00007FF969ED0000-0x00007FF96A0C5000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
| MD5 | fac3dc1822525ca4b0b7f1b227ce39cc |
| SHA1 | 6aac268974fcfa0742ea8733be408cbbae5ad12d |
| SHA256 | 15402a75f2db150394391eed80fe2b7e0ea2a794eaf38db8ebbb3c35b36920cc |
| SHA512 | 57150aa3e5f1eeee661ee54465c3605e5479f32bb6dab271d7cafc46b8d9f7a9741a5818b3bfd9a2d8534da0d83cdeed27e0017f6dc50889699bd271b804f6c1 |