Analysis
- max time kernel
92s - max time network
107s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
10/04/2024, 15:40
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
eb67b0ddd86050ee8152d1f26f9dce99_JaffaCakes118.dll
Resource
win7-20240221-en
windows7-x64
4 signatures
150 seconds
General
- Target eb67b0ddd86050ee8152d1f26f9dce99_JaffaCakes118.dll
- Size 180KB
- Sample240410-s3887ada82
- SHA256 740b3fd5fa2f4a72c43d051a2bbcae2f30d9b51aec9b694c4a93125d542f4708
- MD5 eb67b0ddd86050ee8152d1f26f9dce99
- SHA1 7e9efa0cd7265d563f3effcf2fec55f993d7d904
- SHA512 c91ec52f89be5c4bc6d0a69ab52df29c50c190e6fcadf3fc54ca1746b3ae285c60cd4f3d392ac7ec190217a1837cd831caa7f6de099aa786e6eec1faeef4b413
- SSDEEP 3072:AGLjzefWXDvMY+DBtC7P4C9nSNGGaB09yzqTXW7HIj:Fv8mTMYWCf9Iae9yz0XW7oj
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Installs/modifies Browser Helper Object 2 TTPs 1 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{06FB34AE-A1B7-4A7E-9A7C-FE52670A2DF4} 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\{33E86BEB-4D28-4506-A6BA-8D0466638B53} regsvr32.exe - Modifies registry class 64 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A832D78F-19FC-430C-B2D0-FE0C8F044BD2}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33E86BEB-4D28-4506-A6BA-8D0466638B53}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{108D3BC2-89A2-4D79-B5BF-F8A2A7A4FC0C} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{06FB34AE-A1B7-4A7E-9A7C-FE52670A2DF4}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3ADAF854-6238-4009-B72C-9907D5D62FCC}\1.0\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{237CC283-D538-492A-B53A-CACD345CCCA9}\ = "IWinBarHelper" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{237CC283-D538-492A-B53A-CACD345CCCA9}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5ACE9BEB-39C6-4EC8-9369-E1954D83E8B0}\ = "IConnectJS" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A49F46FA-71EC-4FA8-86F5-5A8BB0AF0CA9}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A832D78F-19FC-430C-B2D0-FE0C8F044BD2}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{67F50CF9-B53A-4629-9694-BC39040D4078} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B3D7D4F0-6BB4-4258-AF7A-59CAAF294B00} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B3D7D4F0-6BB4-4258-AF7A-59CAAF294B00}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{67F50CF9-B53A-4629-9694-BC39040D4078}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A49F46FA-71EC-4FA8-86F5-5A8BB0AF0CA9}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5ACE9BEB-39C6-4EC8-9369-E1954D83E8B0}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{06FB34AE-A1B7-4A7E-9A7C-FE52670A2DF4}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{108D3BC2-89A2-4D79-B5BF-F8A2A7A4FC0C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{237CC283-D538-492A-B53A-CACD345CCCA9} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{361EC75D-5A19-470F-80B9-5A2C0DDFA849}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{361EC75D-5A19-470F-80B9-5A2C0DDFA849}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D959932C-6588-4CD0-94A7-339703AF87F8}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CybercafeToolBar.ExternJS\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{11796F4B-328C-47DC-AC2C-B4D96462C27A}\ProgID\ = "CybercafeToolBar.ConnectJS.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3ADAF854-6238-4009-B72C-9907D5D62FCC}\1.0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A49F46FA-71EC-4FA8-86F5-5A8BB0AF0CA9} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A49F46FA-71EC-4FA8-86F5-5A8BB0AF0CA9}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{11796F4B-328C-47DC-AC2C-B4D96462C27A}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{361EC75D-5A19-470F-80B9-5A2C0DDFA849}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{23B670AE-3F4D-4AA8-A0E0-B3EB7AA7D719} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A832D78F-19FC-430C-B2D0-FE0C8F044BD2}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5ACE9BEB-39C6-4EC8-9369-E1954D83E8B0}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D959932C-6588-4CD0-94A7-339703AF87F8}\ = "WinURLSearchHook Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CybercafeToolBar.MobilMail.1\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A832D78F-19FC-430C-B2D0-FE0C8F044BD2} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{67F50CF9-B53A-4629-9694-BC39040D4078}\ = "IMobilMail" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CybercafeToolBar.WinBarHelper\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D959932C-6588-4CD0-94A7-339703AF87F8}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{108D3BC2-89A2-4D79-B5BF-F8A2A7A4FC0C}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CybercafeToolBar.WinBarHelper.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CybercafeToolBar.ConnectJS.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A49F46FA-71EC-4FA8-86F5-5A8BB0AF0CA9}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{237CC283-D538-492A-B53A-CACD345CCCA9} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{67F50CF9-B53A-4629-9694-BC39040D4078}\TypeLib\ = "{3ADAF854-6238-4009-B72C-9907D5D62FCC}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B3D7D4F0-6BB4-4258-AF7A-59CAAF294B00}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D959932C-6588-4CD0-94A7-339703AF87F8}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BCA68CDC-D787-42E3-9480-B2D3EA3DF9DF}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CybercafeToolBar.ConnectJS\CLSID\ = "{11796F4B-328C-47DC-AC2C-B4D96462C27A}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CybercafeToolBar.ExternJS.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{108D3BC2-89A2-4D79-B5BF-F8A2A7A4FC0C}\TypeLib\ = "{3ADAF854-6238-4009-B72C-9907D5D62FCC}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{361EC75D-5A19-470F-80B9-5A2C0DDFA849}\TypeLib\ = "{3ADAF854-6238-4009-B72C-9907D5D62FCC}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{361EC75D-5A19-470F-80B9-5A2C0DDFA849}\TypeLib\ = "{3ADAF854-6238-4009-B72C-9907D5D62FCC}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{67F50CF9-B53A-4629-9694-BC39040D4078}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CybercafeToolBar.WinURLSearchHook\CurVer regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CybercafeToolBar.MobilMail regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{11796F4B-328C-47DC-AC2C-B4D96462C27A}\VersionIndependentProgID\ = "CybercafeToolBar.ConnectJS" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BCA68CDC-D787-42E3-9480-B2D3EA3DF9DF}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BCA68CDC-D787-42E3-9480-B2D3EA3DF9DF}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{108D3BC2-89A2-4D79-B5BF-F8A2A7A4FC0C}\ = "ICybercafeBase" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33E86BEB-4D28-4506-A6BA-8D0466638B53}\ = "¿ì¸æ¹¤¾ßÌõ" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CybercafeToolBar.MobilMail.1\CLSID\ = "{23B670AE-3F4D-4AA8-A0E0-B3EB7AA7D719}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BCA68CDC-D787-42E3-9480-B2D3EA3DF9DF}\VersionIndependentProgID\ = "CybercafeToolBar.ExternJS" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{108D3BC2-89A2-4D79-B5BF-F8A2A7A4FC0C}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{06FB34AE-A1B7-4A7E-9A7C-FE52670A2DF4}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\eb67b0ddd86050ee8152d1f26f9dce99_JaffaCakes118.dll" regsvr32.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3528 wrote to memory of 388 3528 regsvr32.exe 86 PID 3528 wrote to memory of 388 3528 regsvr32.exe 86 PID 3528 wrote to memory of 388 3528 regsvr32.exe 86
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\eb67b0ddd86050ee8152d1f26f9dce99_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:3528 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\eb67b0ddd86050ee8152d1f26f9dce99_JaffaCakes118.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:388
-