Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
29-08-2024 17:26
Static task
static1
Behavioral task
behavioral1
Sample
c94784819465c0cef38cc9380126069f_JaffaCakes118.dll
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
c94784819465c0cef38cc9380126069f_JaffaCakes118.dll
Resource
win10v2004-20240802-en
General
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Target
c94784819465c0cef38cc9380126069f_JaffaCakes118.dll
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Size
152KB
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MD5
c94784819465c0cef38cc9380126069f
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SHA1
9b10b6e0b52bd38eca206c332bd11613c407b350
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SHA256
432c0ba2de40153dd6f1f8a4ae7161827df0cd6ea297890df9c12699dda46cae
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SHA512
51aaa42b1ca39b8b55abbd63c61399da5c3856fde37cce9c43f439906a5373474c9aacacde1b2543aaed417439719dceecdb30a62712d70607e2ddad528c3e14
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SSDEEP
3072:xwWYJmKAL789EQicbqwsGGCSyhotUx4o3td:xwWYJmKALIux+sANxx4
Malware Config
Signatures
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe -
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Internet Explorer\Toolbar regsvr32.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Toolbar\{C1F8FB79-B761-498B-AACE-AEDC997D1C3D} regsvr32.exe -
Modifies registry class 46 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\vnbptxlf.ToolBar.1\ = "vnbptxlf" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\vnbptxlf.ToolBar.1\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\vnbptxlf.baeq\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1F8FB79-B761-498B-AACE-AEDC997D1C3D}\ = "vnbptxlf" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1F8FB79-B761-498B-AACE-AEDC997D1C3D}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4C4198C4-9BB4-4B0D-89AA-FF10686DDE9D} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4C4198C4-9BB4-4B0D-89AA-FF10686DDE9D}\1.0\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4C4198C4-9BB4-4B0D-89AA-FF10686DDE9D}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{952412CC-CA04-46D3-BB9D-56E9F9BFC5C4}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\vnbptxlf.ToolBar.1\CLSID\ = "{C1F8FB79-B761-498B-AACE-AEDC997D1C3D}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\vnbptxlf.baeq\CurVer\ = "vnbptxlf.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4C4198C4-9BB4-4B0D-89AA-FF10686DDE9D}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c94784819465c0cef38cc9380126069f_JaffaCakes118.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{952412CC-CA04-46D3-BB9D-56E9F9BFC5C4} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{952412CC-CA04-46D3-BB9D-56E9F9BFC5C4}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\vnbptxlf.baeq\ = "vnbptxlf" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\vnbptxlf.baeq\CLSID\ = "{C1F8FB79-B761-498B-AACE-AEDC997D1C3D}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4C4198C4-9BB4-4B0D-89AA-FF10686DDE9D}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{952412CC-CA04-46D3-BB9D-56E9F9BFC5C4} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{952412CC-CA04-46D3-BB9D-56E9F9BFC5C4}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{952412CC-CA04-46D3-BB9D-56E9F9BFC5C4}\ = "Ibaeq" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\vnbptxlf.baeq regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\vnbptxlf.baeq\CurVer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{952412CC-CA04-46D3-BB9D-56E9F9BFC5C4}\ = "Ibaeq" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1F8FB79-B761-498B-AACE-AEDC997D1C3D}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1F8FB79-B761-498B-AACE-AEDC997D1C3D}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1F8FB79-B761-498B-AACE-AEDC997D1C3D}\TypeLib\ = "{4C4198C4-9BB4-4B0D-89AA-FF10686DDE9D}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4C4198C4-9BB4-4B0D-89AA-FF10686DDE9D}\1.0\ = "vnbptxlf" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4C4198C4-9BB4-4B0D-89AA-FF10686DDE9D}\1.0\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4C4198C4-9BB4-4B0D-89AA-FF10686DDE9D}\1.0\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{952412CC-CA04-46D3-BB9D-56E9F9BFC5C4}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\vnbptxlf.ToolBar.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1F8FB79-B761-498B-AACE-AEDC997D1C3D} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1F8FB79-B761-498B-AACE-AEDC997D1C3D}\ProgID\ = "vnbptxlf.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1F8FB79-B761-498B-AACE-AEDC997D1C3D}\VersionIndependentProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1F8FB79-B761-498B-AACE-AEDC997D1C3D}\VersionIndependentProgID\ = "vnbptxlf" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4C4198C4-9BB4-4B0D-89AA-FF10686DDE9D}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4C4198C4-9BB4-4B0D-89AA-FF10686DDE9D}\1.0\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{952412CC-CA04-46D3-BB9D-56E9F9BFC5C4}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{952412CC-CA04-46D3-BB9D-56E9F9BFC5C4}\TypeLib\ = "{4C4198C4-9BB4-4B0D-89AA-FF10686DDE9D}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{952412CC-CA04-46D3-BB9D-56E9F9BFC5C4}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{952412CC-CA04-46D3-BB9D-56E9F9BFC5C4}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1F8FB79-B761-498B-AACE-AEDC997D1C3D}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1F8FB79-B761-498B-AACE-AEDC997D1C3D}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1F8FB79-B761-498B-AACE-AEDC997D1C3D}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c94784819465c0cef38cc9380126069f_JaffaCakes118.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{952412CC-CA04-46D3-BB9D-56E9F9BFC5C4}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{952412CC-CA04-46D3-BB9D-56E9F9BFC5C4}\TypeLib\ = "{4C4198C4-9BB4-4B0D-89AA-FF10686DDE9D}" regsvr32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4748 wrote to memory of 3348 4748 regsvr32.exe 84 PID 4748 wrote to memory of 3348 4748 regsvr32.exe 84 PID 4748 wrote to memory of 3348 4748 regsvr32.exe 84
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\c94784819465c0cef38cc9380126069f_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:4748 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\c94784819465c0cef38cc9380126069f_JaffaCakes118.dll2⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Modifies registry class
PID:3348
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