Analysis
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max time kernel
119s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
28/03/2025, 14:43
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_8ac53a0602f91461cacd5a872b971a48.dll
Resource
win7-20240903-en
General
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Target
JaffaCakes118_8ac53a0602f91461cacd5a872b971a48.dll
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Size
52KB
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MD5
8ac53a0602f91461cacd5a872b971a48
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SHA1
cd39b505660367786176b2ba816ff1cb9944753d
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SHA256
8cf5e411df71803f036ef5d26219c0b306b24e31eabf643e9ab1b0ec4266a497
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SHA512
9f9f5b29fe5e17069640b2888651d47f5cffb9aac890367e1c970f96ca67a353c506b84f5607409ee623769d564935cc344be8745bb7c88edce5ce05ad0c67e1
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SSDEEP
768:/m798rXvsPVZKaZiEn0Lfmwbdjum7bL6Bg+v++pmJBT4xWIUw:/m79EXIRzefma7bL6Bg+v++EJR4x0
Malware Config
Signatures
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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\{16ECEEE2-939F-4619-8419-B3D21C0B094C} 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 46 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{16350ED2-DC4B-4A2B-B96D-387C57EDCFF8}\1.0\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6F20A19F-229F-4D13-B1E7-1671A3CD86A5}\TypeLib\ = "{16350ED2-DC4B-4A2B-B96D-387C57EDCFF8}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6F20A19F-229F-4D13-B1E7-1671A3CD86A5}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6F20A19F-229F-4D13-B1E7-1671A3CD86A5}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke.1\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16ECEEE2-939F-4619-8419-B3D21C0B094C}\ = "Invoke Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16ECEEE2-939F-4619-8419-B3D21C0B094C}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{16350ED2-DC4B-4A2B-B96D-387C57EDCFF8}\1.0\ = "Flash ocx 2.0 Type Library" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6F20A19F-229F-4D13-B1E7-1671A3CD86A5} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16ECEEE2-939F-4619-8419-B3D21C0B094C} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16ECEEE2-939F-4619-8419-B3D21C0B094C}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{16350ED2-DC4B-4A2B-B96D-387C57EDCFF8}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{16350ED2-DC4B-4A2B-B96D-387C57EDCFF8}\1.0\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6F20A19F-229F-4D13-B1E7-1671A3CD86A5}\ = "IInvoke" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16ECEEE2-939F-4619-8419-B3D21C0B094C}\TypeLib\ = "{16350ED2-DC4B-4a2b-B96D-387C57EDCFF8}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke.1\ = "Invoke Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke\ = "Invoke Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke\CurVer\ = "IEHpr.Invoke.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6F20A19F-229F-4D13-B1E7-1671A3CD86A5}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6F20A19F-229F-4D13-B1E7-1671A3CD86A5}\ = "IInvoke" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6F20A19F-229F-4D13-B1E7-1671A3CD86A5}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6F20A19F-229F-4D13-B1E7-1671A3CD86A5}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16ECEEE2-939F-4619-8419-B3D21C0B094C}\ProgID\ = "IEHpr.Invoke.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{16350ED2-DC4B-4A2B-B96D-387C57EDCFF8}\1.0\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6F20A19F-229F-4D13-B1E7-1671A3CD86A5}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6F20A19F-229F-4D13-B1E7-1671A3CD86A5}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6F20A19F-229F-4D13-B1E7-1671A3CD86A5} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6F20A19F-229F-4D13-B1E7-1671A3CD86A5}\TypeLib\ = "{16350ED2-DC4B-4A2B-B96D-387C57EDCFF8}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{16350ED2-DC4B-4A2B-B96D-387C57EDCFF8}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{16350ED2-DC4B-4A2B-B96D-387C57EDCFF8}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6F20A19F-229F-4D13-B1E7-1671A3CD86A5}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{16350ED2-DC4B-4A2B-B96D-387C57EDCFF8}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_8ac53a0602f91461cacd5a872b971a48.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16ECEEE2-939F-4619-8419-B3D21C0B094C}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JAFFAC~1.DLL" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{16350ED2-DC4B-4A2B-B96D-387C57EDCFF8} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{16350ED2-DC4B-4A2B-B96D-387C57EDCFF8}\1.0\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16ECEEE2-939F-4619-8419-B3D21C0B094C}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke.1\CLSID\ = "{16ECEEE2-939F-4619-8419-B3D21C0B094C}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke\CLSID\ = "{16ECEEE2-939F-4619-8419-B3D21C0B094C}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke\CurVer regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16ECEEE2-939F-4619-8419-B3D21C0B094C}\VersionIndependentProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16ECEEE2-939F-4619-8419-B3D21C0B094C}\VersionIndependentProgID\ = "IEHpr.Invoke" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16ECEEE2-939F-4619-8419-B3D21C0B094C}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16ECEEE2-939F-4619-8419-B3D21C0B094C}\TypeLib regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2100 wrote to memory of 2080 2100 regsvr32.exe 30 PID 2100 wrote to memory of 2080 2100 regsvr32.exe 30 PID 2100 wrote to memory of 2080 2100 regsvr32.exe 30 PID 2100 wrote to memory of 2080 2100 regsvr32.exe 30 PID 2100 wrote to memory of 2080 2100 regsvr32.exe 30 PID 2100 wrote to memory of 2080 2100 regsvr32.exe 30 PID 2100 wrote to memory of 2080 2100 regsvr32.exe 30
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8ac53a0602f91461cacd5a872b971a48.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2100 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8ac53a0602f91461cacd5a872b971a48.dll2⤵
- Installs/modifies Browser Helper Object
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:2080
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