Analysis Overview
SHA256
93269cc7d4ac0a5565ba84a9ec79e9539712a8a87552c6d4627a967133f324d5
Threat Level: Known bad
The file JaffaCakes118_084d04217506de054daf7cbf7b5fad15 was found to be: Known bad.
Malicious Activity Summary
Detects Mofksys worm
Mofksys family
Drops file in System32 directory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of SetWindowsHookEx
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V16
Analysis: static1
Detonation Overview
Reported
2025-05-23 21:06
Signatures
Detects Mofksys worm
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Mofksys family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2025-05-23 21:06
Reported
2025-05-23 21:09
Platform
win10v2004-20250502-en
Max time kernel
104s
Max time network
137s
Command Line
Signatures
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | \??\c:\windows\SysWOW64\explorer.exe | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_084d04217506de054daf7cbf7b5fad15.exe | N/A |
Enumerates physical storage devices
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\JaffaCakes118_084d04217506de054daf7cbf7b5fad15.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | \??\c:\windows\SysWOW64\explorer.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3920234085-916416549-2700794571-1000_Classes\Local Settings | \??\c:\windows\SysWOW64\explorer.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_084d04217506de054daf7cbf7b5fad15.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_084d04217506de054daf7cbf7b5fad15.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3084 wrote to memory of 4876 | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_084d04217506de054daf7cbf7b5fad15.exe | \??\c:\windows\SysWOW64\explorer.exe |
| PID 3084 wrote to memory of 4876 | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_084d04217506de054daf7cbf7b5fad15.exe | \??\c:\windows\SysWOW64\explorer.exe |
| PID 3084 wrote to memory of 4876 | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_084d04217506de054daf7cbf7b5fad15.exe | \??\c:\windows\SysWOW64\explorer.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_084d04217506de054daf7cbf7b5fad15.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_084d04217506de054daf7cbf7b5fad15.exe"
\??\c:\windows\SysWOW64\explorer.exe
c:\windows\system32\explorer.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.28.10:443 | g.bing.com | tcp |
| GB | 95.100.153.131:443 | www.bing.com | tcp |
| GB | 95.100.153.131:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| FR | 216.58.213.67:80 | c.pki.goog | tcp |