Analysis
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max time kernel
148s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
15-04-2024 19:59
Static task
static1
Behavioral task
behavioral1
Sample
f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe
Resource
win10v2004-20240412-en
General
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Target
f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe
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Size
16KB
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MD5
f1ce9c4e686f228f9d530be4afcb0c6e
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SHA1
2bf551df28fd9dcc01a12f99355ad8ecf2eac25d
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SHA256
e0280d09d87b5a3da57f4513570827d2f1ba65f1f189d96850f23e207e70ad3e
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SHA512
719d1ec1dbce22d4d98ba2d174785fc0181c93c487546b1784ad3485d1b191e1cfeac107a657ec9c2c651d767c6a57a0079a82a0281d76362f62595f3368fa47
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SSDEEP
384:2dabMiRhjpOFNGDHvuGox8zIlakT3XTmm81PW6vc1otY:/hQWPxoxXaGmm81PW2ccY
Malware Config
Signatures
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Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\explorer\run f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\nvctrl.exe = "nvctrl.exe" f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe -
Loads dropped DLL 2 IoCs
pid Process 4424 f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe 4424 f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe -
Installs/modifies Browser Helper Object 2 TTPs 5 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\{4da4616d-7e6e-4fd9-a2d5-b6c535733e22}\ f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C} f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{31D09BA0-12F5-4CCE-BE8A-2923E76605DA} f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{4da4616d-7e6e-4fd9-a2d5-b6c535733e22} f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\ncompat.tlb f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe File created C:\Windows\SysWOW64\msvol.tlb f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe File created C:\Windows\SysWOW64\hp5E8B.tmp f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\ncompat.tlb f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1826666146-2574340311-1877551059-1000\Software\Microsoft\Internet Explorer\Main f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-1826666146-2574340311-1877551059-1000\Software\Microsoft\Internet Explorer\Search f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-1826666146-2574340311-1877551059-1000\Software\Microsoft\Internet Explorer\SearchUrl f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe -
Modifies Internet Explorer start page 1 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1826666146-2574340311-1877551059-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "about:blank" f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe -
Modifies registry class 7 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\WOW6432Node\CLSID\{4da4616d-7e6e-4fd9-a2d5-b6c535733e22}\InprocServer32 f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe Key created \REGISTRY\MACHINE\Software\Classes\WOW6432Node\CLSID f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4DA4616D-7E6E-4FD9-A2D5-B6C535733E22} f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4DA4616D-7E6E-4FD9-A2D5-B6C535733E22}\ = "HomepageBHO" f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4DA4616D-7E6E-4FD9-A2D5-B6C535733E22}\InprocServer32 f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4DA4616D-7E6E-4FD9-A2D5-B6C535733E22}\InprocServer32\ = "C:\\Windows\\SysWow64\\hp5E8B.tmp" f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4DA4616D-7E6E-4FD9-A2D5-B6C535733E22}\InprocServer32\ThreadingModel = "Apartment" f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f1ce9c4e686f228f9d530be4afcb0c6e_JaffaCakes118.exe"1⤵
- Adds policy Run key to start application
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Drops file in System32 directory
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Modifies registry class
PID:4424
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
30KB
MD5f6f0acbab6b77cfceb1a99728196ee44
SHA119fb35f4a009cae13d5af5e16e957bb5b9db4b66
SHA2563c0b6fdfe2072f53011e8aceafebfab52a656cad7151fa442373ecded1bbc6f7
SHA51261e9e588647a37b570d7a36b98fb89d652ade2bda53267a236c1f79f69cad6d065816ed7d46bdb79375ba2fe51ea072cefbb99433feac301d127d92611439635
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Filesize
6KB
MD5e7afa16c233058649d7348fe6cedb3c9
SHA1a183ce118461f883180a6146f320002421a5f540
SHA25605623ad481a440cb866fb44f5e6394834422955685b64fc697e9ceb242627f8e
SHA512286b64a7978c0863bc5ece49cdf9613212acd6b8d035a6ed46c32d3d77790b2c27d6cf9e5adeeb4f74b5f33cbdc9e831959980decbc89615f3053a9de13fe0ad