Analysis
- max time kernel
137s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system - submitted
06/05/2024, 15:02
Static task
static1
Behavioral task
behavioral1
Sample
1d0ee27dc1f6247e187add8fea64dccc_JaffaCakes118.dll
Resource
win7-20240221-en
windows7-x64
4 signatures
150 seconds
General
- Target 1d0ee27dc1f6247e187add8fea64dccc_JaffaCakes118.dll
- Size 347KB
- Sample240506-seygsaag68
- SHA256 11dbb0d25c5dbed3206c8ee321988d003c090f142b00ac97e64fc888600ddda7
- MD5 1d0ee27dc1f6247e187add8fea64dccc
- SHA1 579eec32750fadaf555d9b4ba058210c5406f006
- SHA512 7e36189a31dd2b1e29df9435700a97c70334dc3bfa72bb3fb087f26b9753ead265f0b7f591e30f50a58cde7267923a6fa81ccbc9b850f06dc544f30718be6e3f
- SSDEEP 6144:eIcKOnEJ8C8Ska8qKpekm+eVEb5D4ZZ1Xax:eWJ8st8q0m+f501Xax
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Installs/modifies Browser Helper Object 2 TTPs 3 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{F33E90F9-C11A-442C-823D-F382190F93E5}\ = "SlamDunk Savings BHO" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{F33E90F9-C11A-442C-823D-F382190F93E5}\NoExplorer = "1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{F33E90F9-C11A-442C-823D-F382190F93E5} regsvr32.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Toolbar regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Toolbar\{D671212D-48EE-4093-A24B-5CB154202500} = "SlamDunk Savings" regsvr32.exe - Modifies registry class 62 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F3E7901D-C150-44CF-8498-4C82E80FEAE5}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F3E7901D-C150-44CF-8498-4C82E80FEAE5}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F3E7901D-C150-44CF-8498-4C82E80FEAE5}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D6202157-4861-407F-B689-D0B1B7203900}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F3E7901D-C150-44CF-8498-4C82E80FEAE5}\ = "IKangoBHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F3E7901D-C150-44CF-8498-4C82E80FEAE5}\TypeLib\ = "{1D97D8FC-54D1-4FDD-B9ED-836D435887E9}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D6202157-4861-407F-B689-D0B1B7203900}\TypeLib\ = "{1D97D8FC-54D1-4FDD-B9ED-836D435887E9}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D6202157-4861-407F-B689-D0B1B7203900}\TypeLib\ = "{1D97D8FC-54D1-4FDD-B9ED-836D435887E9}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D671212D-48EE-4093-A24B-5CB154202500} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D6202157-4861-407F-B689-D0B1B7203900}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F3E7901D-C150-44CF-8498-4C82E80FEAE5}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D671212D-48EE-4093-A24B-5CB154202500}\Version\ = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F33E90F9-C11A-442C-823D-F382190F93E5}\Implemented Categories regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D6202157-4861-407F-B689-D0B1B7203900}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D671212D-48EE-4093-A24B-5CB154202500}\ = "SlamDunk Savings" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F33E90F9-C11A-442C-823D-F382190F93E5}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F33E90F9-C11A-442C-823D-F382190F93E5}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D97D8FC-54D1-4FDD-B9ED-836D435887E9}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D6202157-4861-407F-B689-D0B1B7203900}\ = "IKangoToolbar" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D671212D-48EE-4093-A24B-5CB154202500}\TypeLib\ = "{1D97D8FC-54D1-4FDD-B9ED-836D435887E9}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D97D8FC-54D1-4FDD-B9ED-836D435887E9}\1.0\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F3E7901D-C150-44CF-8498-4C82E80FEAE5}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F33E90F9-C11A-442C-823D-F382190F93E5}\TypeLib\ = "{1D97D8FC-54D1-4FDD-B9ED-836D435887E9}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F33E90F9-C11A-442C-823D-F382190F93E5}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F3E7901D-C150-44CF-8498-4C82E80FEAE5}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F33E90F9-C11A-442C-823D-F382190F93E5}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1d0ee27dc1f6247e187add8fea64dccc_JaffaCakes118.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D97D8FC-54D1-4FDD-B9ED-836D435887E9}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D6202157-4861-407F-B689-D0B1B7203900} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F33E90F9-C11A-442C-823D-F382190F93E5}\Version regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D671212D-48EE-4093-A24B-5CB154202500}\Version regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F33E90F9-C11A-442C-823D-F382190F93E5} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F3E7901D-C150-44CF-8498-4C82E80FEAE5}\ = "IKangoBHO" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F3E7901D-C150-44CF-8498-4C82E80FEAE5} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D6202157-4861-407F-B689-D0B1B7203900}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D671212D-48EE-4093-A24B-5CB154202500}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D97D8FC-54D1-4FDD-B9ED-836D435887E9}\1.0\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F3E7901D-C150-44CF-8498-4C82E80FEAE5}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F3E7901D-C150-44CF-8498-4C82E80FEAE5}\TypeLib\ = "{1D97D8FC-54D1-4FDD-B9ED-836D435887E9}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D6202157-4861-407F-B689-D0B1B7203900}\ = "IKangoToolbar" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F33E90F9-C11A-442C-823D-F382190F93E5}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F33E90F9-C11A-442C-823D-F382190F93E5}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D97D8FC-54D1-4FDD-B9ED-836D435887E9} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D97D8FC-54D1-4FDD-B9ED-836D435887E9}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D97D8FC-54D1-4FDD-B9ED-836D435887E9}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1d0ee27dc1f6247e187add8fea64dccc_JaffaCakes118.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F3E7901D-C150-44CF-8498-4C82E80FEAE5}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D6202157-4861-407F-B689-D0B1B7203900}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D671212D-48EE-4093-A24B-5CB154202500}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D97D8FC-54D1-4FDD-B9ED-836D435887E9}\1.0\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F33E90F9-C11A-442C-823D-F382190F93E5}\Version\ = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D6202157-4861-407F-B689-D0B1B7203900}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D97D8FC-54D1-4FDD-B9ED-836D435887E9}\1.0\ = "Framework 1.0 Type Library" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D671212D-48EE-4093-A24B-5CB154202500}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D6202157-4861-407F-B689-D0B1B7203900}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D671212D-48EE-4093-A24B-5CB154202500}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1d0ee27dc1f6247e187add8fea64dccc_JaffaCakes118.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D6202157-4861-407F-B689-D0B1B7203900}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D6202157-4861-407F-B689-D0B1B7203900} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F3E7901D-C150-44CF-8498-4C82E80FEAE5} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D671212D-48EE-4093-A24B-5CB154202500}\Implemented Categories regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D671212D-48EE-4093-A24B-5CB154202500}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F33E90F9-C11A-442C-823D-F382190F93E5}\ = "SlamDunk Savings BHO" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D97D8FC-54D1-4FDD-B9ED-836D435887E9}\1.0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D671212D-48EE-4093-A24B-5CB154202500}\InprocServer32 regsvr32.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1468 wrote to memory of 3388 1468 regsvr32.exe 83 PID 1468 wrote to memory of 3388 1468 regsvr32.exe 83 PID 1468 wrote to memory of 3388 1468 regsvr32.exe 83
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\1d0ee27dc1f6247e187add8fea64dccc_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1468 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\1d0ee27dc1f6247e187add8fea64dccc_JaffaCakes118.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:3388
-