Analysis
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max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
28-06-2024 03:13
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
1894e4a1f8fdeda293e8e1efbfad09c7_JaffaCakes118.dll
Resource
win7-20240508-en
windows7-x64
3 signatures
150 seconds
General
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Target
1894e4a1f8fdeda293e8e1efbfad09c7_JaffaCakes118.dll
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Size
123KB
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MD5
1894e4a1f8fdeda293e8e1efbfad09c7
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SHA1
1cd07f239ee235c9092c7ba7a51fcc80b53adad6
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SHA256
2916f49ce448bc1cc2e7c36adb9e32ab0aa7a2ecbe120917f9ceae4836549005
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SHA512
1eda1efcd4112fff4dc4d964113e8fa1b9394adf32ec7356c76df80e74a34c592fc971fc5a25de2767f48e9ae060ba17fdaa648c88fe31f65c5424aa34c5378b
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SSDEEP
3072:ymYhY1Rut9zvQD54I1eslXkECSR6EZbTJGeS2de:ghiROzvaj5lSSvbVRVI
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\{63035881-A749-4139-9CAB-82DCFFA7F106} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{63035881-A749-4139-9CAB-82DCFFA7F106}\ regsvr32.exe -
Modifies registry class 47 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\ = "ITttPlayer" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\CLSID\ = "{63035881-A749-4139-9CAB-82DCFFA7F106}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\VersionIndependentProgID\ = "BHO.TttPlayer" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer.1\ = "CTttPlayer Object" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\ = "CTttPlayer Object" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\TypeLib\ = "{3B979AB3-29C8-4DC3-829A-E066DDFEA096}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096}\1.0\ = "BHO 1.0 Type Library" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\VersionIndependentProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1894e4a1f8fdeda293e8e1efbfad09c7_JaffaCakes118.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\InprocServer32\ThreadingModel = "apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\AppID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096}\1.0\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\ProgID\ = "BHO.TttPlayer.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1894e4a1f8fdeda293e8e1efbfad09c7_JaffaCakes118.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096}\1.0\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\CurVer regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\TypeLib\ = "{3B979AB3-29C8-4DC3-829A-E066DDFEA096}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer.1\CLSID\ = "{63035881-A749-4139-9CAB-82DCFFA7F106}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\CurVer\ = "BHO.TttPlayer.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096}\1.0\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\ = "ITttPlayer" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer.1\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\ = "CTttPlayer Object" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\TypeLib\ = "{3B979AB3-29C8-4DC3-829A-E066DDFEA096}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\TypeLib\Version = "1.0" regsvr32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2116 wrote to memory of 2552 2116 regsvr32.exe 80 PID 2116 wrote to memory of 2552 2116 regsvr32.exe 80 PID 2116 wrote to memory of 2552 2116 regsvr32.exe 80
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\1894e4a1f8fdeda293e8e1efbfad09c7_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2116 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\1894e4a1f8fdeda293e8e1efbfad09c7_JaffaCakes118.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:2552
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