Analysis Overview
SHA256
cfb4b105e7f446720484fe2d1bf081c24042bec6bc2740fb5f6042a8b166052c
Threat Level: Shows suspicious behavior
The file 04f5eecf958a65c1d90c30181d648bb1_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Checks installed software on the system
Writes to the Master Boot Record (MBR)
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-20 09:59
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-20 09:59
Reported
2024-06-20 10:01
Platform
win7-20231129-en
Max time kernel
120s
Max time network
120s
Command Line
Signatures
Checks installed software on the system
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2936 wrote to memory of 2264 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2936 wrote to memory of 2264 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2936 wrote to memory of 2264 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2936 wrote to memory of 2264 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2936 wrote to memory of 2264 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2936 wrote to memory of 2264 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2936 wrote to memory of 2264 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\04f5eecf958a65c1d90c30181d648bb1_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\04f5eecf958a65c1d90c30181d648bb1_JaffaCakes118.dll,#1
Network
Files
memory/2264-0-0x00000000001C0000-0x00000000001C8000-memory.dmp
memory/2264-3-0x00000000001C0000-0x00000000001C8000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-20 09:59
Reported
2024-06-20 10:01
Platform
win10v2004-20240508-en
Max time kernel
146s
Max time network
152s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 5056 wrote to memory of 1932 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 5056 wrote to memory of 1932 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 5056 wrote to memory of 1932 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\04f5eecf958a65c1d90c30181d648bb1_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\04f5eecf958a65c1d90c30181d648bb1_JaffaCakes118.dll,#1
Network
Files
memory/1932-0-0x00000000003E0000-0x00000000003E8000-memory.dmp