Analysis Overview
SHA256
66c95ac34a728b862b51498c2084a83aa8ee90007cd50bd62d5e83769f5ff63f
Threat Level: Shows suspicious behavior
The file e5a77aa6393b825017b0cac972472f4b_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Adds Run key to start application
Drops file in System32 directory
Drops file in Program Files directory
Unsigned PE
Modifies Internet Explorer settings
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-07 19:11
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-07 19:11
Reported
2024-04-07 19:14
Platform
win7-20240221-en
Max time kernel
122s
Max time network
125s
Command Line
Signatures
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Windows\CurrentVersion\Run\Branko = "C:\\Windows\\System32\\liveupdate.exe" | C:\Users\Admin\AppData\Local\Temp\e5a77aa6393b825017b0cac972472f4b_JaffaCakes118.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\System32\liveupdate.exe | C:\Users\Admin\AppData\Local\Temp\e5a77aa6393b825017b0cac972472f4b_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\System32\liveupdate.exe | C:\Users\Admin\AppData\Local\Temp\e5a77aa6393b825017b0cac972472f4b_JaffaCakes118.exe | N/A |
| File created | C:\WINDOWS\system32\inetsrv.dll .exe | C:\Users\Admin\AppData\Local\Temp\e5a77aa6393b825017b0cac972472f4b_JaffaCakes118.exe | N/A |
Drops file in Program Files directory
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\InternetRegistry | C:\Users\Admin\AppData\Local\Temp\e5a77aa6393b825017b0cac972472f4b_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\InternetRegistry\Branko = "C:\\Windows\\System32\\liveupdate.exe" | C:\Users\Admin\AppData\Local\Temp\e5a77aa6393b825017b0cac972472f4b_JaffaCakes118.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7A9D77BD-5403-11d2-8785-2E0420524153} | C:\Users\Admin\AppData\Local\Temp\e5a77aa6393b825017b0cac972472f4b_JaffaCakes118.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\e5a77aa6393b825017b0cac972472f4b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e5a77aa6393b825017b0cac972472f4b_JaffaCakes118.exe"
Network
Files
memory/2044-2-0x0000000000400000-0x000000000422B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-07 19:11
Reported
2024-04-07 19:14
Platform
win10v2004-20240226-en
Max time kernel
147s
Max time network
152s
Command Line
Signatures
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Branko = "C:\\Windows\\System32\\liveupdate.exe" | C:\Users\Admin\AppData\Local\Temp\e5a77aa6393b825017b0cac972472f4b_JaffaCakes118.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\System32\liveupdate.exe | C:\Users\Admin\AppData\Local\Temp\e5a77aa6393b825017b0cac972472f4b_JaffaCakes118.exe | N/A |
| File created | C:\WINDOWS\system32\inetsrv.dll .exe | C:\Users\Admin\AppData\Local\Temp\e5a77aa6393b825017b0cac972472f4b_JaffaCakes118.exe | N/A |
| File created | C:\Windows\System32\liveupdate.exe | C:\Users\Admin\AppData\Local\Temp\e5a77aa6393b825017b0cac972472f4b_JaffaCakes118.exe | N/A |
Drops file in Program Files directory
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\InternetRegistry\Branko = "C:\\Windows\\System32\\liveupdate.exe" | C:\Users\Admin\AppData\Local\Temp\e5a77aa6393b825017b0cac972472f4b_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Software\Microsoft\Internet Explorer\InternetRegistry | C:\Users\Admin\AppData\Local\Temp\e5a77aa6393b825017b0cac972472f4b_JaffaCakes118.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7A9D77BD-5403-11d2-8785-2E0420524153} | C:\Users\Admin\AppData\Local\Temp\e5a77aa6393b825017b0cac972472f4b_JaffaCakes118.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\e5a77aa6393b825017b0cac972472f4b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e5a77aa6393b825017b0cac972472f4b_JaffaCakes118.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 121.118.77.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.143.182.52.in-addr.arpa | udp |
Files
memory/1472-2-0x0000000000400000-0x000000000422B000-memory.dmp