Analysis Overview
SHA256
497c758891df758b6b57ed619904acc433ec0a12353faf1162e1ba92cf46ed90
Threat Level: Known bad
The file ad1cd20cdf48ccb42ddefd3c3a0033b9 was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Modifies Internet Explorer settings
Checks processor information in registry
Enumerates system info in registry
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-22 13:47
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-22 13:47
Reported
2023-12-23 20:08
Platform
win7-20231215-en
Max time kernel
0s
Max time network
119s
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\wscript.exe | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Toolbar | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\MenuExt | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
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\ad1cd20cdf48ccb42ddefd3c3a0033b9.xlsm
C:\Windows\SysWOW64\wscript.exe
wscript C:\zer\spp.vbs
Network
| Country | Destination | Domain | Proto |
| NL | 46.17.98.187:80 | tcp | |
| NL | 46.17.98.187:80 | tcp | |
| US | 8.8.8.8:53 | google.com | udp |
| GB | 216.58.212.238:80 | google.com | tcp |
Files
memory/2336-1-0x00000000720FD000-0x0000000072108000-memory.dmp
memory/2336-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2336-2-0x00000000720FD000-0x0000000072108000-memory.dmp
memory/2336-5-0x00000000720FD000-0x0000000072108000-memory.dmp
memory/2336-4-0x000000005FFF0000-0x0000000060000000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-22 13:47
Reported
2023-12-23 20:08
Platform
win10v2004-20231215-en
Max time kernel
146s
Max time network
150s
Command Line
Signatures
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Windows\system32\dwwin.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Windows\system32\dwwin.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\system32\dwwin.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Windows\system32\dwwin.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Windows\system32\dwwin.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 behavior: EnumeratesProcesses
| 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 |
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 |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 224 wrote to memory of 1076 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE |
| PID 224 wrote to memory of 1076 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE |
| PID 1076 wrote to memory of 4852 | N/A | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE | C:\Windows\system32\dwwin.exe |
| PID 1076 wrote to memory of 4852 | N/A | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE | C:\Windows\system32\dwwin.exe |
Processes
C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE
"C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 3800
C:\Windows\system32\dwwin.exe
C:\Windows\system32\dwwin.exe -x -s 3800
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\ad1cd20cdf48ccb42ddefd3c3a0033b9.xlsm"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.32.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 84.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.1.37.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 174.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | 176.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| GB | 96.17.178.174:80 | tcp | |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | udp | |
| GB | 96.17.178.174:80 | tcp | |
| GB | 96.17.178.174:80 | tcp | |
| GB | 96.17.178.174:80 | tcp | |
| GB | 96.17.178.174:80 | tcp | |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| GB | 96.17.178.174:80 | tcp | |
| GB | 96.17.178.174:80 | tcp | |
| GB | 96.17.178.174:80 | tcp | |
| GB | 96.17.178.174:80 | tcp | |
| GB | 96.17.178.174:80 | tcp | |
| GB | 96.17.178.174:80 | tcp | |
| GB | 96.17.178.174:80 | tcp | |
| GB | 96.17.178.174:80 | tcp | |
| GB | 96.17.178.174:80 | tcp | |
| GB | 96.17.178.174:80 | tcp | |
| GB | 96.17.178.174:80 | tcp | |
| GB | 96.17.178.174:80 | tcp | |
| GB | 96.17.178.174:80 | tcp | |
| GB | 96.17.178.174:80 | tcp | |
| GB | 96.17.178.174:80 | tcp | |
| GB | 96.17.178.174:80 | tcp | |
| US | 8.8.8.8:53 | tse1.mm.bing.net | 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 |
| GB | 96.17.178.174:80 | tcp | |
| GB | 96.17.178.174:80 | tcp | |
| US | 8.8.8.8:53 | 15.173.189.20.in-addr.arpa | udp |
Files
memory/224-1-0x00007FFE05B10000-0x00007FFE05B20000-memory.dmp
memory/224-5-0x00007FFE05B10000-0x00007FFE05B20000-memory.dmp
memory/224-7-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp
memory/224-9-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp
memory/224-10-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp
memory/224-11-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp
memory/224-14-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp
memory/224-16-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp
memory/224-19-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp
memory/224-21-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp
memory/224-22-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp
memory/224-20-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp
memory/224-18-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp
memory/224-17-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp
memory/224-15-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp
memory/1076-28-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp
memory/224-13-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp
memory/224-33-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp
memory/224-12-0x00007FFE03820000-0x00007FFE03830000-memory.dmp
memory/1076-40-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp
memory/1076-39-0x00007FFE05B10000-0x00007FFE05B20000-memory.dmp
memory/1076-38-0x00007FFE05B10000-0x00007FFE05B20000-memory.dmp
memory/1076-37-0x00007FFE05B10000-0x00007FFE05B20000-memory.dmp
memory/1076-36-0x00007FFE05B10000-0x00007FFE05B20000-memory.dmp
memory/224-8-0x00007FFE03820000-0x00007FFE03830000-memory.dmp
memory/224-6-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp
memory/224-4-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp
memory/224-3-0x00007FFE05B10000-0x00007FFE05B20000-memory.dmp
memory/224-2-0x00007FFE05B10000-0x00007FFE05B20000-memory.dmp
memory/224-0-0x00007FFE05B10000-0x00007FFE05B20000-memory.dmp