Analysis Overview
SHA256
5ce94ffc80cd549a563613aa7f6df1d9fc403afa4bc904b0b62e61bd2b2d51d6
Threat Level: Shows suspicious behavior
The file 01bbdcc40bb6e20c8e32e22cf913ca64_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
Suspicious use of WriteProcessMemory
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-22 10:46
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 10:46
Reported
2024-06-22 10:48
Platform
win7-20240508-en
Max time kernel
118s
Max time network
118s
Command Line
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2124 wrote to memory of 2184 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2124 wrote to memory of 2184 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2124 wrote to memory of 2184 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2124 wrote to memory of 2184 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2124 wrote to memory of 2184 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2124 wrote to memory of 2184 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2124 wrote to memory of 2184 | 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\01bbdcc40bb6e20c8e32e22cf913ca64_JaffaCakes118.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\01bbdcc40bb6e20c8e32e22cf913ca64_JaffaCakes118.dll
Network
Files
memory/2184-0-0x0000000010000000-0x0000000010018000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-22 10:46
Reported
2024-06-22 10:48
Platform
win10v2004-20240226-en
Max time kernel
142s
Max time network
151s
Command Line
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| 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\{DF5EF25D-1020-2014-B63D-02D18AA79928} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{DF5EF25D-1020-2014-B63D-02D18AA79928}\ = "Windows Media" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\windowsmedia.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\windowsmedia\CurVer | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF5EF25D-1020-2014-B63D-02D18AA79928}\TypeLib\ = "{5173378F-411E-401b-AAB3-A197DF144470}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5173378F-411E-401B-AAB3-A197DF144470}\1.0\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\windowsmedia.1\CLSID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5173378F-411E-401B-AAB3-A197DF144470}\1.0\ = "windowsmedia 1.0 Type Library" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5173378F-411E-401B-AAB3-A197DF144470}\1.0\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF5EF25D-1020-2014-B63D-02D18AA79928}\ProgID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF5EF25D-1020-2014-B63D-02D18AA79928}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\01bbdcc40bb6e20c8e32e22cf913ca64_JaffaCakes118.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A2D5CDD2-53FF-1DD7-9991-E2C578609F0F}\TypeLib\ = "{5173378F-411E-401B-AAB3-A197DF144470}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\windowsmedia\CLSID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\windowsmedia\CurVer\ = "windowsmedia.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A2D5CDD2-53FF-1DD7-9991-E2C578609F0F}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A2D5CDD2-53FF-1DD7-9991-E2C578609F0F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A2D5CDD2-53FF-1DD7-9991-E2C578609F0F}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF5EF25D-1020-2014-B63D-02D18AA79928}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A2D5CDD2-53FF-1DD7-9991-E2C578609F0F}\TypeLib\ = "{5173378F-411E-401B-AAB3-A197DF144470}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A2D5CDD2-53FF-1DD7-9991-E2C578609F0F}\ = "IIECatch" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF5EF25D-1020-2014-B63D-02D18AA79928}\ = "windowsmedia Class" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF5EF25D-1020-2014-B63D-02D18AA79928}\Version\ = "1.0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5173378F-411E-401B-AAB3-A197DF144470}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\01BBDC~1.DLL" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\windowsmedia.1\ = "windowsmedia Class" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF5EF25D-1020-2014-B63D-02D18AA79928}\ = "Microsoft(R) WindowsMedia Player" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5173378F-411E-401B-AAB3-A197DF144470} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A2D5CDD2-53FF-1DD7-9991-E2C578609F0F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\windowsmedia | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF5EF25D-1020-2014-B63D-02D18AA79928}\VersionIndependentProgID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A2D5CDD2-53FF-1DD7-9991-E2C578609F0F}\TypeLib\Version = "1.0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF5EF25D-1020-2014-B63D-02D18AA79928}\ProgID\ = "windowsmedia.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF5EF25D-1020-2014-B63D-02D18AA79928}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5173378F-411E-401B-AAB3-A197DF144470}\1.0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5173378F-411E-401B-AAB3-A197DF144470}\1.0\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A2D5CDD2-53FF-1DD7-9991-E2C578609F0F} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A2D5CDD2-53FF-1DD7-9991-E2C578609F0F}\ = "IIECatch" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\windowsmedia\ = "windowsmedia Class" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF5EF25D-1020-2014-B63D-02D18AA79928}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\windowsmedia\CLSID\ = "{DF5EF25D-1020-2014-B63D-02D18AA79928}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A2D5CDD2-53FF-1DD7-9991-E2C578609F0F} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A2D5CDD2-53FF-1DD7-9991-E2C578609F0F}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF5EF25D-1020-2014-B63D-02D18AA79928}\VersionIndependentProgID\ = "windowsmedia" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF5EF25D-1020-2014-B63D-02D18AA79928}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF5EF25D-1020-2014-B63D-02D18AA79928}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5173378F-411E-401B-AAB3-A197DF144470}\1.0\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5173378F-411E-401B-AAB3-A197DF144470}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\01bbdcc40bb6e20c8e32e22cf913ca64_JaffaCakes118.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A2D5CDD2-53FF-1DD7-9991-E2C578609F0F}\TypeLib\Version = "1.0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\windowsmedia.1\CLSID\ = "{DF5EF25D-1020-2014-B63D-02D18AA79928}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF5EF25D-1020-2014-B63D-02D18AA79928} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5173378F-411E-401B-AAB3-A197DF144470}\1.0\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5173378F-411E-401B-AAB3-A197DF144470}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A2D5CDD2-53FF-1DD7-9991-E2C578609F0F}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3248 wrote to memory of 2548 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3248 wrote to memory of 2548 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3248 wrote to memory of 2548 | 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\01bbdcc40bb6e20c8e32e22cf913ca64_JaffaCakes118.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\01bbdcc40bb6e20c8e32e22cf913ca64_JaffaCakes118.dll
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1408 --field-trial-handle=2280,i,4114443225282860369,4764091921472631035,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| GB | 142.250.187.234:443 | tcp | |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 13.107.253.64:443 | tcp | |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 122.10.44.20.in-addr.arpa | udp |
Files
memory/2548-0-0x0000000010000000-0x0000000010018000-memory.dmp