Analysis
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max time kernel
16s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
16-08-2024 21:14
Static task
static1
Behavioral task
behavioral1
Sample
9ff5d992d6d69eea4b977863849c9cca_JaffaCakes118.dll
Resource
win7-20240708-en
General
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Target
9ff5d992d6d69eea4b977863849c9cca_JaffaCakes118.dll
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Size
236KB
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MD5
9ff5d992d6d69eea4b977863849c9cca
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SHA1
c71474039f6c702135a50c064902cb3691bd3c6e
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SHA256
c718c0c9a863e2764d5e7f2c0ca373e7aa9fc9736e6bb0b9a25b30c46afcb9ec
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SHA512
1a8da955558934053ebe0d12648544e8a16081c9983690f3f5009883e136f79ecb617857c0ba18f1a38c918b81277d30cfbeeedda16e6dbb013e8386e627b49b
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SSDEEP
6144:sLCaS1VZLARpZLXLjPv09AQcHZauZZHvyc0:q7S1MR3LjUrcHZDZQz
Malware Config
Signatures
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Installs/modifies Browser Helper Object 2 TTPs 2 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\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\ = "Microsoft User" regsvr32.exe -
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 -
Modifies registry class 47 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer.1\CLSID\ = "{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer\CLSID\ = "{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\InprocServer32\ThreadingModel = "apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\TypeLib\ = "{797AD939-E96C-43E1-ACBD-778DFFD8748C}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer\CurVer\ = "BHO.FunPlayer.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\ = "CFunPlayer Object" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\TypeLib\ = "{797AD939-E96C-43E1-ACBD-778DFFD8748C}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C}\1.0\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\ = "IFunPlayer" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer.1\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\ProgID\ = "BHO.FunPlayer.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\AppID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C}\1.0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C}\1.0\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer\ = "CFunPlayer Object" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\VersionIndependentProgID\ = "BHO.FunPlayer" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C}\1.0\ = "BHO 1.0 Type Library" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9ff5d992d6d69eea4b977863849c9cca_JaffaCakes118.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\TypeLib\ = "{797AD939-E96C-43E1-ACBD-778DFFD8748C}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer.1\ = "CFunPlayer Object" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9ff5d992d6d69eea4b977863849c9cca_JaffaCakes118.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C}\1.0\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C}\1.0\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.FunPlayer\CurVer regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ED493CC4-E87B-4D8C-AC59-2A87A14237A0}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{797AD939-E96C-43E1-ACBD-778DFFD8748C}\1.0\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\ = "IFunPlayer" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5CC0BADE-4049-4B84-B998-D1AD4D7B9C44}\ProxyStubClsid32 regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2220 wrote to memory of 1724 2220 regsvr32.exe 30 PID 2220 wrote to memory of 1724 2220 regsvr32.exe 30 PID 2220 wrote to memory of 1724 2220 regsvr32.exe 30 PID 2220 wrote to memory of 1724 2220 regsvr32.exe 30 PID 2220 wrote to memory of 1724 2220 regsvr32.exe 30 PID 2220 wrote to memory of 1724 2220 regsvr32.exe 30 PID 2220 wrote to memory of 1724 2220 regsvr32.exe 30
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\9ff5d992d6d69eea4b977863849c9cca_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2220 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\9ff5d992d6d69eea4b977863849c9cca_JaffaCakes118.dll2⤵
- Installs/modifies Browser Helper Object
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:1724
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