Analysis Overview
SHA256
1a3744c528563018905f72c6f2dc769ee3ea83b568ffd780065e22fdaebafd70
Threat Level: Shows suspicious behavior
The file 01ee4f79e55751d99447a835503da7d3_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Installs/modifies Browser Helper Object
Modifies registry class
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-22 11:31
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-22 11:31
Reported
2024-06-22 11:33
Platform
win7-20240419-en
Max time kernel
118s
Max time network
119s
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\{38D0891A-FC61-Bc53-7723-61F5E5B9B711} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\ = "CloudExs30003APIClass Helper" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass\ = "CloudExs30003APIClass Class" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\VersionIndependentProgID\ = "CloudExs30003BHO.CloudExs30003APIClass" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\01ee4f79e55751d99447a835503da7d3_JaffaCakes118.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711}\1.0\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass\CurVer | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass\CurVer\ = "CloudExs30003BHO.CloudExs30003APIClass.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711}\1.0\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\TypeLib\ = "{28D0891A-FC61-BC53-7723-61F5E5B9B711}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\ = "CloudWeb Web3.0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\ProgID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\TypeLib\Version = "1.0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711}\1.0\ = "CloudExs30003APIClass 1.0 Type Library" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\TypeLib\Version = "1.0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass.1\CLSID\ = "{38D0891A-FC61-Bc53-7723-61F5E5B9B711}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711}\1.0\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711}\1.0\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\TypeLib\ = "{28D0891A-FC61-Bc53-7723-61F5E5B9B711}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711}\1.0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711}\1.0\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass.1\ = "CloudExs30003APIClass Class" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\ProgID\ = "CloudExs30003BHO.CloudExs30003APIClass.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\TypeLib\ = "{28D0891A-FC61-BC53-7723-61F5E5B9B711}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\ = "ICloudExs30003API" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass.1\CLSID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass\CLSID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\ = "ICloudExs30003API" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass\CLSID\ = "{38D0891A-FC61-Bc53-7723-61F5E5B9B711}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\VersionIndependentProgID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\01ee4f79e55751d99447a835503da7d3_JaffaCakes118.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3012 wrote to memory of 2124 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3012 wrote to memory of 2124 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3012 wrote to memory of 2124 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3012 wrote to memory of 2124 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3012 wrote to memory of 2124 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3012 wrote to memory of 2124 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3012 wrote to memory of 2124 | 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\01ee4f79e55751d99447a835503da7d3_JaffaCakes118.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\01ee4f79e55751d99447a835503da7d3_JaffaCakes118.dll
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-22 11:31
Reported
2024-06-22 11:33
Platform
win10v2004-20240508-en
Max time kernel
51s
Max time network
51s
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\{38D0891A-FC61-Bc53-7723-61F5E5B9B711} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\ = "CloudExs30003APIClass Helper" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\ = "ICloudExs30003API" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\TypeLib\ = "{28D0891A-FC61-Bc53-7723-61F5E5B9B711}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711}\1.0\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\TypeLib\ = "{28D0891A-FC61-BC53-7723-61F5E5B9B711}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\TypeLib\ = "{28D0891A-FC61-BC53-7723-61F5E5B9B711}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\ = "ICloudExs30003API" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\01ee4f79e55751d99447a835503da7d3_JaffaCakes118.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass\CLSID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass\CurVer | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\01ee4f79e55751d99447a835503da7d3_JaffaCakes118.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711}\1.0\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass.1\ = "CloudExs30003APIClass Class" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass.1\CLSID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\ = "CloudWeb Web3.0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass\ = "CloudExs30003APIClass Class" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass\CLSID\ = "{38D0891A-FC61-Bc53-7723-61F5E5B9B711}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711}\1.0\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\ProgID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\VersionIndependentProgID\ = "CloudExs30003BHO.CloudExs30003APIClass" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711}\1.0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\TypeLib\Version = "1.0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass\CurVer\ = "CloudExs30003BHO.CloudExs30003APIClass.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711}\1.0\ = "CloudExs30003APIClass 1.0 Type Library" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\VersionIndependentProgID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711}\1.0\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{28D0891A-FC61-BC53-7723-61F5E5B9B711}\1.0\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass.1\CLSID\ = "{38D0891A-FC61-Bc53-7723-61F5E5B9B711}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs30003BHO.CloudExs30003APIClass | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{38D0891A-FC61-Bc53-7723-61F5E5B9B711}\ProgID\ = "CloudExs30003BHO.CloudExs30003APIClass.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{18D0891A-FC61-BC53-7723-61F5E5B9B711}\TypeLib\Version = "1.0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3356 wrote to memory of 4704 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3356 wrote to memory of 4704 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3356 wrote to memory of 4704 | 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\01ee4f79e55751d99447a835503da7d3_JaffaCakes118.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\01ee4f79e55751d99447a835503da7d3_JaffaCakes118.dll
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |