Analysis Overview
SHA256
4d7ecd6a5b222c198d156bc12142f364c918a971c64fe7d8d9adb474343e2bf5
Threat Level: Known bad
The file d3f3308f5d247f0b9383df6cc40b58f9_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Office macro that triggers on suspicious action
Suspicious Office macro
Deletes itself
Process spawned suspicious child process
Indicator Removal: File Deletion
System Location Discovery: System Language Discovery
Office loads VBA resources, possible macro or embedded object present
Suspicious behavior: AddClipboardFormatListener
Modifies registry class
Suspicious use of WriteProcessMemory
NTFS ADS
Suspicious behavior: RenamesItself
Suspicious use of SetWindowsHookEx
Views/modifies file attributes
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Checks processor information in registry
Enumerates system info in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-08 08:31
Signatures
Office macro that triggers on suspicious action
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-08 08:31
Reported
2024-09-08 08:33
Platform
win7-20240903-en
Max time kernel
119s
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 |
| Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\SysWOW64\explorer.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:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\attrib.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\explorer.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:\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 |
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 |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Internet Explorer\Toolbar | C:\Windows\explorer.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Internet Explorer\Toolbar\Locked = "1" | C:\Windows\explorer.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f44471a0359723fa74489c55595fe6b30ee0000 | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 | C:\Windows\explorer.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1" | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_Classes\Local Settings | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 200000001a00eebbfe2300001000d09ad3fd8f23af46adb46c85480369c700000000 | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 | C:\Windows\explorer.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Documents" | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell | C:\Windows\explorer.exe | N/A |
NTFS ADS
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Local\Temp\6F667F00\: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\d3f3308f5d247f0b9383df6cc40b58f9_JaffaCakes118.xls
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\echo.XLS"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c Del /F /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\echo.XLS"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c RD /S /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\echo.XLS"
C:\Windows\SysWOW64\attrib.exe
attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\echo.XLS"
C:\Windows\SysWOW64\explorer.exe
explorer tencent://message/?uin=654486740
C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
Network
Files
memory/2844-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2844-1-0x0000000071F7D000-0x0000000071F88000-memory.dmp
memory/2844-47-0x0000000006220000-0x0000000006320000-memory.dmp
memory/2844-61-0x0000000006220000-0x0000000006320000-memory.dmp
memory/2844-101-0x0000000006220000-0x0000000006320000-memory.dmp
memory/2844-103-0x0000000006220000-0x0000000006320000-memory.dmp
memory/2844-106-0x0000000006220000-0x0000000006320000-memory.dmp
memory/2844-104-0x0000000006220000-0x0000000006320000-memory.dmp
memory/2844-105-0x0000000006220000-0x0000000006320000-memory.dmp
memory/2844-102-0x0000000006220000-0x0000000006320000-memory.dmp
memory/1944-195-0x0000000003910000-0x0000000003920000-memory.dmp
memory/2844-197-0x0000000006220000-0x0000000006320000-memory.dmp
memory/2844-196-0x0000000071F7D000-0x0000000071F88000-memory.dmp
memory/2844-198-0x0000000006220000-0x0000000006320000-memory.dmp
memory/2844-202-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2844-203-0x0000000071F7D000-0x0000000071F88000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-08 08:31
Reported
2024-09-08 08:33
Platform
win10v2004-20240802-en
Max time kernel
94s
Max time network
132s
Command Line
Signatures
Process spawned suspicious 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:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
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:\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 |
| 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 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:\Windows\system32\dwwin.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Windows\system32\dwwin.exe | N/A |
| 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 |
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 |
| 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 2616 wrote to memory of 4004 | 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 2616 wrote to memory of 4004 | 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 4004 wrote to memory of 708 | N/A | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE | C:\Windows\system32\dwwin.exe |
| PID 4004 wrote to memory of 708 | 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\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\d3f3308f5d247f0b9383df6cc40b58f9_JaffaCakes118.xls"
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 5024
C:\Windows\system32\dwwin.exe
C:\Windows\system32\dwwin.exe -x -s 5024
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 240.76.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | roaming.officeapps.live.com | udp |
| FR | 52.109.68.129:443 | roaming.officeapps.live.com | tcp |
| US | 8.8.8.8:53 | 129.68.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 45.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 35.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
Files
memory/2616-1-0x00007FFBE2C8D000-0x00007FFBE2C8E000-memory.dmp
memory/2616-0-0x00007FFBA2C70000-0x00007FFBA2C80000-memory.dmp
memory/2616-3-0x00007FFBA2C70000-0x00007FFBA2C80000-memory.dmp
memory/2616-2-0x00007FFBA2C70000-0x00007FFBA2C80000-memory.dmp
memory/2616-4-0x00007FFBA2C70000-0x00007FFBA2C80000-memory.dmp
memory/2616-6-0x00007FFBE2BF0000-0x00007FFBE2DE5000-memory.dmp
memory/2616-7-0x00007FFBA2C70000-0x00007FFBA2C80000-memory.dmp
memory/2616-10-0x00007FFBE2BF0000-0x00007FFBE2DE5000-memory.dmp
memory/2616-11-0x00007FFBE2BF0000-0x00007FFBE2DE5000-memory.dmp
memory/2616-12-0x00007FFBA0B70000-0x00007FFBA0B80000-memory.dmp
memory/2616-9-0x00007FFBE2BF0000-0x00007FFBE2DE5000-memory.dmp
memory/2616-8-0x00007FFBE2BF0000-0x00007FFBE2DE5000-memory.dmp
memory/2616-14-0x00007FFBA0B70000-0x00007FFBA0B80000-memory.dmp
memory/2616-17-0x00007FFBE2BF0000-0x00007FFBE2DE5000-memory.dmp
memory/2616-18-0x00007FFBE2BF0000-0x00007FFBE2DE5000-memory.dmp
memory/2616-16-0x00007FFBE2BF0000-0x00007FFBE2DE5000-memory.dmp
memory/2616-19-0x00007FFBE2BF0000-0x00007FFBE2DE5000-memory.dmp
memory/2616-15-0x00007FFBE2BF0000-0x00007FFBE2DE5000-memory.dmp
memory/2616-13-0x00007FFBE2BF0000-0x00007FFBE2DE5000-memory.dmp
memory/2616-5-0x00007FFBE2BF0000-0x00007FFBE2DE5000-memory.dmp
memory/2616-41-0x00007FFBE2BF0000-0x00007FFBE2DE5000-memory.dmp
memory/2616-42-0x00007FFBE2BF0000-0x00007FFBE2DE5000-memory.dmp
memory/4004-44-0x00007FFBE2BF0000-0x00007FFBE2DE5000-memory.dmp
memory/4004-58-0x00007FFBA2C70000-0x00007FFBA2C80000-memory.dmp
memory/4004-57-0x00007FFBA2C70000-0x00007FFBA2C80000-memory.dmp
memory/4004-56-0x00007FFBA2C70000-0x00007FFBA2C80000-memory.dmp
memory/4004-55-0x00007FFBA2C70000-0x00007FFBA2C80000-memory.dmp
memory/4004-59-0x00007FFBE2BF0000-0x00007FFBE2DE5000-memory.dmp
memory/2616-60-0x00007FFBE2BF0000-0x00007FFBE2DE5000-memory.dmp