Analysis Overview
SHA256
bff2e94dc9d6a4e92de9976a37fbc9a7bfb836ce6bfa77822c47503a2eeb73ff
Threat Level: Known bad
The file 8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
UAC bypass
Checks whether UAC is enabled
UPX packed file
Drops file in Program Files directory
Drops file in Windows directory
Unsigned PE
System Location Discovery: System Language Discovery
Program crash
Suspicious use of WriteProcessMemory
System policy modification
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-04 02:44
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-04 02:44
Reported
2024-11-04 04:48
Platform
win7-20240903-en
Max time kernel
122s
Max time network
130s
Command Line
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2692 wrote to memory of 2780 | N/A | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2692 wrote to memory of 2780 | N/A | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2692 wrote to memory of 2780 | N/A | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2692 wrote to memory of 2780 | N/A | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2692 -s 100
Network
Files
memory/2692-0-0x0000000000400000-0x0000000000418000-memory.dmp
memory/2692-1-0x0000000000400000-0x0000000000418000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-04 02:44
Reported
2024-11-04 04:47
Platform
win10v2004-20241007-en
Max time kernel
149s
Max time network
156s
Command Line
Signatures
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\PROGRAM FILES\DOTNET\SHARED\MICROSOFT.NETCORE.APP\7.0.16\createdump.exe | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | N/A |
| File opened for modification | C:\PROGRAM FILES\DOTNET\SHARED\MICROSOFT.NETCORE.APP\8.0.2\createdump.exe | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | N/A |
| File opened for modification | C:\PROGRAM FILES\7-ZIP\7z.exe | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | N/A |
| File opened for modification | C:\PROGRAM FILES\7-ZIP\7zFM.exe | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | N/A |
| File opened for modification | C:\PROGRAM FILES\7-ZIP\Uninstall.exe | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | N/A |
| File opened for modification | C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\OFFICE16\LICLUA.EXE | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | N/A |
| File opened for modification | C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\SOURCE ENGINE\OSE.EXE | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | N/A |
| File opened for modification | C:\PROGRAM FILES\7-ZIP\7zG.exe | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | N/A |
| File opened for modification | C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\appvcleaner.exe | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | N/A |
| File opened for modification | C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\VSTO\10.0\VSTOInstaller.exe | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | N/A |
| File opened for modification | C:\PROGRAM FILES\DOTNET\dotnet.exe | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | N/A |
| File opened for modification | C:\PROGRAM FILES\DOTNET\SHARED\MICROSOFT.NETCORE.APP\6.0.27\createdump.exe | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SYSTEM.INI | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\WRITE.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\WRITE.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\NOTEPAD.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\REGEDT32.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\NOTEPAD.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\NOTEPAD.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\NOTEPAD.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\WRITE.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe | N/A |
Processes
C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
C:\Windows\system32\dwm.exe
"dwm.exe"
C:\Windows\system32\sihost.exe
sihost.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8ec0d75eb18eda6e8e9d1c379f80de8c_JaffaCakes118.exe"
C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
C:\Windows\SysWOW64\WRITE.EXE
"C:\Windows\system32\WRITE.EXE"
C:\Windows\SysWOW64\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE"
C:\Windows\SysWOW64\WRITE.EXE
"C:\Windows\system32\WRITE.EXE"
C:\Windows\SysWOW64\WRITE.EXE
"C:\Windows\system32\WRITE.EXE"
C:\Windows\SysWOW64\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE"
C:\Windows\SysWOW64\REGEDT32.EXE
"C:\Windows\system32\REGEDT32.EXE"
C:\Windows\SysWOW64\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE"
C:\Windows\SysWOW64\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE"
C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
C:\Windows\system32\BackgroundTransferHost.exe
"BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 72.232.11.26:80 | tcp | |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 72.232.11.26:80 | tcp | |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 92.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mailin-01.mx.aol.com | udp |
| US | 8.8.8.8:53 | mailin-02.mx.aol.com | udp |
| US | 8.8.8.8:53 | mailin-03.mx.aol.com | udp |
| US | 8.8.8.8:53 | mailin-04.mx.aol.com | udp |
| US | 8.8.8.8:53 | mxs.mail.ru | udp |
| RU | 94.100.180.31:25 | mxs.mail.ru | tcp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mx1.yandex.ru | udp |
| RU | 77.88.21.249:25 | mx1.yandex.ru | tcp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mx2.yandex.ru | udp |
| RU | 77.88.21.249:25 | mx2.yandex.ru | tcp |
| US | 8.8.8.8:53 | imx1.rambler.ru | udp |
| RU | 81.19.78.66:25 | imx1.rambler.ru | tcp |
| 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 |
| US | 8.8.8.8:53 | c.mx.mail.yahoo.com | udp |
| US | 98.139.175.225:25 | c.mx.mail.yahoo.com | tcp |
Files
memory/5008-0-0x0000000000400000-0x0000000000418000-memory.dmp
memory/5008-3-0x0000000002240000-0x0000000003266000-memory.dmp
memory/5008-9-0x0000000000730000-0x0000000000731000-memory.dmp
memory/5008-8-0x0000000000590000-0x0000000000591000-memory.dmp
memory/5008-13-0x0000000002240000-0x0000000003266000-memory.dmp
memory/5008-10-0x0000000002240000-0x0000000003266000-memory.dmp
memory/5008-14-0x0000000000590000-0x0000000000591000-memory.dmp
memory/5008-12-0x0000000000590000-0x0000000000591000-memory.dmp
memory/5008-15-0x0000000002240000-0x0000000003266000-memory.dmp
memory/5008-31-0x0000000000400000-0x0000000000418000-memory.dmp
memory/5008-36-0x0000000000590000-0x0000000000591000-memory.dmp
memory/4260-41-0x0000000000130000-0x0000000000144000-memory.dmp
memory/4260-42-0x0000000000130000-0x0000000000144000-memory.dmp
memory/956-44-0x0000000000570000-0x0000000000584000-memory.dmp
memory/956-45-0x0000000000570000-0x0000000000584000-memory.dmp
memory/892-47-0x0000000000B00000-0x0000000000B14000-memory.dmp
memory/892-48-0x0000000000B00000-0x0000000000B14000-memory.dmp
memory/4780-50-0x0000000000680000-0x0000000000694000-memory.dmp
memory/4780-51-0x0000000000680000-0x0000000000694000-memory.dmp
memory/4780-52-0x0000000000680000-0x0000000000694000-memory.dmp
memory/1956-53-0x00000000007B0000-0x00000000007C4000-memory.dmp
memory/1956-54-0x00000000007B0000-0x00000000007C4000-memory.dmp
memory/2604-56-0x0000000000820000-0x0000000000834000-memory.dmp
memory/2604-58-0x0000000000820000-0x0000000000834000-memory.dmp
memory/1888-59-0x0000000000DD0000-0x0000000000DE4000-memory.dmp
memory/1888-60-0x0000000000DD0000-0x0000000000DE4000-memory.dmp
memory/4468-61-0x00000000005B0000-0x00000000005C4000-memory.dmp
memory/4468-62-0x00000000005B0000-0x00000000005C4000-memory.dmp
memory/5008-63-0x0000000002240000-0x0000000003266000-memory.dmp