Analysis Overview
SHA256
617cbf3ea014d325e079e91a698c414262d68cfb02481ed797220db951a4e8d8
Threat Level: Known bad
The file 8c65fb9924fea40f960bc14e30c5352c_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Suspicious Office macro
Deletes itself
Indicator Removal: File Deletion
System Location Discovery: System Language Discovery
Office loads VBA resources, possible macro or embedded object present
Suspicious use of WriteProcessMemory
NTFS ADS
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: RenamesItself
Suspicious use of SetWindowsHookEx
Views/modifies file attributes
Checks processor information in registry
Enumerates system info in registry
Suspicious use of FindShellTrayWindow
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-03 16:26
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-03 16:26
Reported
2024-11-03 16:29
Platform
win7-20240708-en
Max time kernel
118s
Max time network
120s
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\cmd.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\cmd.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\cmd.exe | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Indicator Removal: File Deletion
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\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\attrib.exe | N/A |
Office loads VBA resources, possible macro or embedded object present
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 |
NTFS ADS
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Local\Temp\5BB67F00\:Zone.Identifier:$DATA | 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 behavior: RenamesItself
| 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
Views/modifies file attributes
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\attrib.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\8c65fb9924fea40f960bc14e30c5352c_JaffaCakes118.xls
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c Del /F /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c RD /S /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
C:\Windows\SysWOW64\attrib.exe
attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
Network
Files
memory/2100-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2100-1-0x00000000728BD000-0x00000000728C8000-memory.dmp
memory/2100-8-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-24-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-23-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-22-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-21-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-20-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-19-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-18-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-16-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-15-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-14-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-13-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-12-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-11-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-9-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-10-0x0000000006320000-0x0000000006420000-memory.dmp
memory/2100-17-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-25-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-26-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-27-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-46-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-34-0x0000000006320000-0x0000000006420000-memory.dmp
memory/2100-30-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-29-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-28-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-161-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-71-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-331-0x00000000728BD000-0x00000000728C8000-memory.dmp
memory/2100-332-0x0000000006320000-0x0000000006420000-memory.dmp
memory/2100-333-0x0000000006320000-0x0000000006420000-memory.dmp
memory/2100-334-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-335-0x0000000000640000-0x0000000000740000-memory.dmp
memory/2100-336-0x0000000000640000-0x0000000000740000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-03 16:26
Reported
2024-11-03 16:28
Platform
win10v2004-20241007-en
Max time kernel
143s
Max time network
145s
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\cmd.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\cmd.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\cmd.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Indicator Removal: File Deletion
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| 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 |
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 |
NTFS ADS
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Local\Temp\6E875E00\:Zone.Identifier:$DATA | 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
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 316 wrote to memory of 1348 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\system32\cmd.exe |
| PID 316 wrote to memory of 1348 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\system32\cmd.exe |
| PID 316 wrote to memory of 920 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\system32\cmd.exe |
| PID 316 wrote to memory of 920 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\system32\cmd.exe |
| PID 316 wrote to memory of 2932 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\system32\cmd.exe |
| PID 316 wrote to memory of 2932 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\system32\cmd.exe |
| PID 1348 wrote to memory of 2440 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\attrib.exe |
| PID 1348 wrote to memory of 2440 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\attrib.exe |
Views/modifies file attributes
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\attrib.exe | N/A |
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\8c65fb9924fea40f960bc14e30c5352c_JaffaCakes118.xls"
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c Del /F /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c RD /S /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
C:\Windows\system32\attrib.exe
attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 97.32.109.52.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 | 47.28.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.111.78.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 102.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
Files
memory/316-0-0x00007FFCB7270000-0x00007FFCB7280000-memory.dmp
memory/316-2-0x00007FFCB7270000-0x00007FFCB7280000-memory.dmp
memory/316-3-0x00007FFCB7270000-0x00007FFCB7280000-memory.dmp
memory/316-1-0x00007FFCF728D000-0x00007FFCF728E000-memory.dmp
memory/316-7-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-6-0x00007FFCB7270000-0x00007FFCB7280000-memory.dmp
memory/316-10-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-8-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-9-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-5-0x00007FFCB7270000-0x00007FFCB7280000-memory.dmp
memory/316-4-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-11-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-13-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-14-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-15-0x00007FFCB4910000-0x00007FFCB4920000-memory.dmp
memory/316-12-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-16-0x00007FFCB4910000-0x00007FFCB4920000-memory.dmp
memory/316-20-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-19-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-18-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-17-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-40-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-62-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-63-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-64-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-61-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-60-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-54-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-51-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-76-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\8c65fb9924fea40f960bc14e30c5352c_JaffaCakes118.xls
| MD5 | 44fd41001541b4731c46e3b73060561f |
| SHA1 | e8c78dae3d1a2cce6bc078a4db6c7072c4e10fcf |
| SHA256 | c0482f37b34dd2fa0840983229050f60d4ba06bae6d3a71691e9681ba798616f |
| SHA512 | 81ec31e4091077be61bd6593cd949459291bced23c61ae4caf065db00653e4f575b8c20f68c434c78655694b7e4ba96b075e47ddb8367ac1f2209994533d3ca0 |
memory/316-109-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-111-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-110-0x00007FFCF728D000-0x00007FFCF728E000-memory.dmp
memory/316-112-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-116-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-117-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
memory/316-118-0x00007FFCF71F0000-0x00007FFCF73E5000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
| MD5 | d9024f8fb8d03bd403b6736ea57980dd |
| SHA1 | 15efd93f17efe899d0797bbc00e74dd0fa46190f |
| SHA256 | b36c31a65baca602ed48f72d76a1988e8e5d8d0d86a140d260bf9938503e2989 |
| SHA512 | 5449774b3641a05cd13061d9eabe9e8bf2d53cf1d0a39763ae129bcea0a7f0f558b684e03dbe1fa555395718b08a6047de5fc074ec0324656f405e0c1f012ba3 |