Analysis Overview
SHA256
8eb1594bf88702551fb3912955a2d23eeaf582f92ffb650841ce47719a8e390c
Threat Level: Shows suspicious behavior
The file 01cfde98d4bdf0cf5176bc0a508f0e60_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
ACProtect 1.3x - 1.4x DLL software
UPX packed file
Installs/modifies Browser Helper Object
Unsigned PE
Modifies registry class
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-22 11:03
Signatures
ACProtect 1.3x - 1.4x DLL software
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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 |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-22 11:03
Reported
2024-06-22 11:05
Platform
win7-20240611-en
Max time kernel
120s
Max time network
120s
Command Line
Signatures
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{CC01FC6C-37B8-3A87-33C8-86FD8A35EED2} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-37B8-3A87-33C8-86FD8A35EED2}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\01cfde98d4bdf0cf5176bc0a508f0e60_JaffaCakes118.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-37B8-3A87-33C8-86FD8A35EED2}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\01cfde98d4bdf0cf5176bc0a508f0e60_JaffaCakes118.sb | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\01cfde98d4bdf0cf5176bc0a508f0e60_JaffaCakes118.sb\Clsid | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-37B8-3A87-33C8-86FD8A35EED2}\ProgID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-37B8-3A87-33C8-86FD8A35EED2}\ProgID\ = "01cfde98d4bdf0cf5176bc0a508f0e60_JaffaCakes118.sb" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-37B8-3A87-33C8-86FD8A35EED2} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-37B8-3A87-33C8-86FD8A35EED2}\ = "sb" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-37B8-3A87-33C8-86FD8A35EED2}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\01cfde98d4bdf0cf5176bc0a508f0e60_JaffaCakes118.sb\ = "sb" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\01cfde98d4bdf0cf5176bc0a508f0e60_JaffaCakes118.sb\Clsid\ = "{CC01FC6C-37B8-3A87-33C8-86FD8A35EED2}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2032 wrote to memory of 1796 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2032 wrote to memory of 1796 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2032 wrote to memory of 1796 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2032 wrote to memory of 1796 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2032 wrote to memory of 1796 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2032 wrote to memory of 1796 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2032 wrote to memory of 1796 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\01cfde98d4bdf0cf5176bc0a508f0e60_JaffaCakes118.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\01cfde98d4bdf0cf5176bc0a508f0e60_JaffaCakes118.dll
Network
Files
memory/1796-0-0x0000000000950000-0x00000000009ED000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-22 11:03
Reported
2024-06-22 11:05
Platform
win10v2004-20240508-en
Max time kernel
51s
Max time network
56s
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 |
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{CC01FC6C-37B8-3A87-33C8-86FD8A35EED2} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-37B8-3A87-33C8-86FD8A35EED2}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-37B8-3A87-33C8-86FD8A35EED2}\ProgID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\01cfde98d4bdf0cf5176bc0a508f0e60_JaffaCakes118.sb\Clsid\ = "{CC01FC6C-37B8-3A87-33C8-86FD8A35EED2}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-37B8-3A87-33C8-86FD8A35EED2} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-37B8-3A87-33C8-86FD8A35EED2}\ = "sb" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-37B8-3A87-33C8-86FD8A35EED2}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\01cfde98d4bdf0cf5176bc0a508f0e60_JaffaCakes118.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-37B8-3A87-33C8-86FD8A35EED2}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\01cfde98d4bdf0cf5176bc0a508f0e60_JaffaCakes118.sb | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\01cfde98d4bdf0cf5176bc0a508f0e60_JaffaCakes118.sb\ = "sb" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\01cfde98d4bdf0cf5176bc0a508f0e60_JaffaCakes118.sb\Clsid | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-37B8-3A87-33C8-86FD8A35EED2}\ProgID\ = "01cfde98d4bdf0cf5176bc0a508f0e60_JaffaCakes118.sb" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2036 wrote to memory of 3740 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2036 wrote to memory of 3740 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2036 wrote to memory of 3740 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\01cfde98d4bdf0cf5176bc0a508f0e60_JaffaCakes118.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\01cfde98d4bdf0cf5176bc0a508f0e60_JaffaCakes118.dll
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
Files
memory/3740-1-0x0000000002290000-0x000000000232D000-memory.dmp
memory/3740-0-0x0000000002290000-0x000000000232D000-memory.dmp