Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
28-06-2024 12:40
Static task
static1
Behavioral task
behavioral1
Sample
1a274bfc61dbc5d56cd0c2b759491384_JaffaCakes118.exe
Resource
win7-20240508-en
General
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Target
1a274bfc61dbc5d56cd0c2b759491384_JaffaCakes118.exe
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Size
128KB
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MD5
1a274bfc61dbc5d56cd0c2b759491384
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SHA1
63b8c964c56aff894f806a6c1bedc34ccd534582
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SHA256
62a630c61232f113743d1926abef5e67adbd508cd693a384993e89f6828613f9
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SHA512
263c19616281e2a9c7a11bc6bac44a228ba4755da780439de63607a7bd269657f397db259620254df2b81171392efd728a26eaaeb53a5a14b915fa02fcea11c7
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SSDEEP
3072:EmeDmBqskJ3U8SmcmfhGwycxXUYU3owUK0tatXI+dJ:E82UrmPB9UYU3o9JEt9
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 2056 regsvr32.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Installs/modifies Browser Helper Object 2 TTPs 2 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
Processes:
regsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{11F09AFE-75AD-4E52-AB43-E09E9351CE17} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{11F09AFE-75AD-4E52-AB43-E09E9351CE17}\ = "AdPopup" regsvr32.exe -
Drops file in Program Files directory 2 IoCs
Processes:
1a274bfc61dbc5d56cd0c2b759491384_JaffaCakes118.exedescription ioc process File created C:\Program Files (x86)\Common Files\PushWare\Uninst.exe 1a274bfc61dbc5d56cd0c2b759491384_JaffaCakes118.exe File created C:\Program Files (x86)\Common Files\PushWare\cpush.dll 1a274bfc61dbc5d56cd0c2b759491384_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 64 IoCs
Processes:
regsvr32.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{34A12A06-48C0-420D-8F11-73552EE9631A}\ProgID\ = "NewAdPopup.ToolbarDetector.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0AD3AB16-6D0E-4F04-8660-FB1F36BC2DC0}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{50C4CDD9-22D7-49FF-AC6D-7D4D528A3AB2}\TypeLib\ = "{DE2267BD-B163-407F-9E8D-6ADEC771E7AB}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\NexwAdPopup.AWLogic.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{11F09AFE-75AD-4E52-AB43-E09E9351CE17}\ProgID\ = "NexwAdPopup.AWLogic.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{34A12A06-48C0-420D-8F11-73552EE9631A}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NexwAdPopup.AWLogic.1\CLSID\ = "{11F09AFE-75AD-4E52-AB43-E09E9351CE17}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{11F09AFE-75AD-4E52-AB43-E09E9351CE17}\ = "CAdLogic Object" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0AD3AB16-6D0E-4F04-8660-FB1F36BC2DC0}\ = "IAdLogic" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{50C4CDD9-22D7-49FF-AC6D-7D4D528A3AB2}\ = "IPopupBlock" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{50C4CDD9-22D7-49FF-AC6D-7D4D528A3AB2}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NewCosoMediumPop.PopCoso.1\CLSID\ = "{CDE9EB54-A08E-4570-B748-13F5DDB5781C}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NewCosoMediumPop.PopCoso\CurVer\ = "NewCosoMediumPop.PopCoso.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NewAdPopup.ToolbarDetector.1\CLSID\ = "{34A12A06-48C0-420D-8F11-73552EE9631A}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0AD3AB16-6D0E-4F04-8660-FB1F36BC2DC0} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\NexwAdPopup.AWLogic regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{2F685B36-C53A-4653-9231-1DAE5736DE45}\ = "IToolbarDetector" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2F685B36-C53A-4653-9231-1DAE5736DE45} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CDE9EB54-A08E-4570-B748-13F5DDB5781C}\ = "CPopupBlock Object" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CDE9EB54-A08E-4570-B748-13F5DDB5781C}\ProgID\ = "NewCosoMediumPop.PopCoso.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CDE9EB54-A08E-4570-B748-13F5DDB5781C}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\NewAdPopup.ToolbarDetector\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{50C4CDD9-22D7-49FF-AC6D-7D4D528A3AB2}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{2F685B36-C53A-4653-9231-1DAE5736DE45}\TypeLib\ = "{DE2267BD-B163-407F-9E8D-6ADEC771E7AB}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NexwAdPopup.AWLogic\CLSID\ = "{11F09AFE-75AD-4E52-AB43-E09E9351CE17}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\NexwAdPopup.AWLogic\CurVer regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\NewAdPopup.ToolbarDetector regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DE2267BD-B163-407F-9E8D-6ADEC771E7AB}\1.0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{2F685B36-C53A-4653-9231-1DAE5736DE45} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NexwAdPopup.AWLogic\ = "CAdLogic Object" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{11F09AFE-75AD-4E52-AB43-E09E9351CE17}\InprocServer32\ = "C:\\Program Files (x86)\\Common Files\\PushWare\\cpush.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NewAdPopup.ToolbarDetector\ = "CToolbarDetector Object" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DE2267BD-B163-407F-9E8D-6ADEC771E7AB}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0AD3AB16-6D0E-4F04-8660-FB1F36BC2DC0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{50C4CDD9-22D7-49FF-AC6D-7D4D528A3AB2}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CDE9EB54-A08E-4570-B748-13F5DDB5781C}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{11F09AFE-75AD-4E52-AB43-E09E9351CE17}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\NewAdPopup.ToolbarDetector.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{34A12A06-48C0-420D-8F11-73552EE9631A}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{11F09AFD-75AD-4E51-AB43-E09E9351CE16}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{11F09AFE-75AD-4E52-AB43-E09E9351CE17}\TypeLib\ = "{DE2267BD-B163-407F-9E8D-6ADEC771E7AB}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{50C4CDD9-22D7-49FF-AC6D-7D4D528A3AB2}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2F685B36-C53A-4653-9231-1DAE5736DE45}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\NewCosoMediumPop.PopCoso.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{11F09AFE-75AD-4E52-AB43-E09E9351CE17}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0AD3AB16-6D0E-4F04-8660-FB1F36BC2DC0}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\NewCosoMediumPop.PopCoso\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{50C4CDD9-22D7-49FF-AC6D-7D4D528A3AB2}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{2F685B36-C53A-4653-9231-1DAE5736DE45}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DE2267BD-B163-407F-9E8D-6ADEC771E7AB}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{11F09AFD-75AD-4E51-AB43-E09E9351CE16} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{11F09AFE-75AD-4E52-AB43-E09E9351CE17}\VersionIndependentProgID\ = "NexwAdPopup.AWLogic" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NewAdPopup.ToolbarDetector\CurVer\ = "NewAdPopup.ToolbarDetector.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{34A12A06-48C0-420D-8F11-73552EE9631A}\InprocServer32\ = "C:\\Program Files (x86)\\Common Files\\PushWare\\cpush.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0AD3AB16-6D0E-4F04-8660-FB1F36BC2DC0}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0AD3AB16-6D0E-4F04-8660-FB1F36BC2DC0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{50C4CDD9-22D7-49FF-AC6D-7D4D528A3AB2}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{11F09AFE-75AD-4E52-AB43-E09E9351CE17}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\NewAdPopup.ToolbarDetector.1\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0AD3AB16-6D0E-4F04-8660-FB1F36BC2DC0} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{50C4CDD9-22D7-49FF-AC6D-7D4D528A3AB2}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DE2267BD-B163-407F-9E8D-6ADEC771E7AB} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0AD3AB16-6D0E-4F04-8660-FB1F36BC2DC0}\ = "IAdLogic" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0AD3AB16-6D0E-4F04-8660-FB1F36BC2DC0}\ProxyStubClsid32 regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
1a274bfc61dbc5d56cd0c2b759491384_JaffaCakes118.exedescription pid process target process PID 1704 wrote to memory of 2056 1704 1a274bfc61dbc5d56cd0c2b759491384_JaffaCakes118.exe regsvr32.exe PID 1704 wrote to memory of 2056 1704 1a274bfc61dbc5d56cd0c2b759491384_JaffaCakes118.exe regsvr32.exe PID 1704 wrote to memory of 2056 1704 1a274bfc61dbc5d56cd0c2b759491384_JaffaCakes118.exe regsvr32.exe PID 1704 wrote to memory of 2056 1704 1a274bfc61dbc5d56cd0c2b759491384_JaffaCakes118.exe regsvr32.exe PID 1704 wrote to memory of 2056 1704 1a274bfc61dbc5d56cd0c2b759491384_JaffaCakes118.exe regsvr32.exe PID 1704 wrote to memory of 2056 1704 1a274bfc61dbc5d56cd0c2b759491384_JaffaCakes118.exe regsvr32.exe PID 1704 wrote to memory of 2056 1704 1a274bfc61dbc5d56cd0c2b759491384_JaffaCakes118.exe regsvr32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1a274bfc61dbc5d56cd0c2b759491384_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\1a274bfc61dbc5d56cd0c2b759491384_JaffaCakes118.exe"1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe"C:\Windows\system32\regsvr32.exe" /s "C:\Program Files (x86)\Common Files\PushWare\cpush.dll"2⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies registry class
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Program Files (x86)\Common Files\PushWare\cpush.dllFilesize
208KB
MD5a66cacb7947b94dff2acc14aab607266
SHA1a7c627a114b44071831b3cfecb9d3328b7e6a51e
SHA256567887e104611e6a3c9d593e5cfdf326e449462b31745999e27001d269a647e5
SHA5121250a8eab2f382c8bafbca1cbe12590a7911cae89264457e721d7fcea97fa12641ff6ecb2ae336bcb0a99f457cb364e3cb1e54ed03dca0fc8ccb9d5b180aa8bb