Analysis Overview
SHA256
6eec6bc4726abac35d2b606804d47e0b9d6a9237d1b8a56a0bb66603a6ba6e7f
Threat Level: Known bad
The file JaffaCakes118_07177a24db0a497e7680ca4965cbf371 was found to be: Known bad.
Malicious Activity Summary
Mofksys family
Detects Mofksys worm
Drops file in System32 directory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Unsigned PE
Modifies registry class
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V16
Analysis: static1
Detonation Overview
Reported
2025-05-19 19:48
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: behavioral2
Detonation Overview
Submitted
2025-05-19 19:48
Reported
2025-05-19 19:50
Platform
win11-20250502-en
Max time kernel
103s
Max time network
128s
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_07177a24db0a497e7680ca4965cbf371.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_07177a24db0a497e7680ca4965cbf371.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-1-5-21-3588213599-686740421-4058676312-1000_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_07177a24db0a497e7680ca4965cbf371.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_07177a24db0a497e7680ca4965cbf371.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1308 wrote to memory of 2472 | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_07177a24db0a497e7680ca4965cbf371.exe | \??\c:\windows\SysWOW64\explorer.exe |
| PID 1308 wrote to memory of 2472 | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_07177a24db0a497e7680ca4965cbf371.exe | \??\c:\windows\SysWOW64\explorer.exe |
| PID 1308 wrote to memory of 2472 | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_07177a24db0a497e7680ca4965cbf371.exe | \??\c:\windows\SysWOW64\explorer.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_07177a24db0a497e7680ca4965cbf371.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_07177a24db0a497e7680ca4965cbf371.exe"
\??\c:\windows\SysWOW64\explorer.exe
c:\windows\system32\explorer.exe
Network
| Country | Destination | Domain | Proto |
| 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 |
| GB | 216.58.201.99:80 | c.pki.goog | tcp |
Files
Analysis: behavioral1
Detonation Overview
Submitted
2025-05-19 19:48
Reported
2025-05-19 19:50
Platform
win10v2004-20250502-en
Max time kernel
106s
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_07177a24db0a497e7680ca4965cbf371.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_07177a24db0a497e7680ca4965cbf371.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-1-5-21-3951986358-4006919840-1009690842-1000_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_07177a24db0a497e7680ca4965cbf371.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_07177a24db0a497e7680ca4965cbf371.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3016 wrote to memory of 4924 | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_07177a24db0a497e7680ca4965cbf371.exe | \??\c:\windows\SysWOW64\explorer.exe |
| PID 3016 wrote to memory of 4924 | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_07177a24db0a497e7680ca4965cbf371.exe | \??\c:\windows\SysWOW64\explorer.exe |
| PID 3016 wrote to memory of 4924 | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_07177a24db0a497e7680ca4965cbf371.exe | \??\c:\windows\SysWOW64\explorer.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_07177a24db0a497e7680ca4965cbf371.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_07177a24db0a497e7680ca4965cbf371.exe"
\??\c:\windows\SysWOW64\explorer.exe
c:\windows\system32\explorer.exe
Network
| Country | Destination | Domain | Proto |
| GB | 2.18.27.76:443 | www.bing.com | tcp |
| GB | 2.18.27.76:443 | www.bing.com | 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.pki.goog | udp |
| GB | 216.58.201.99:80 | c.pki.goog | tcp |