Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
02-10-2024 01:17
Static task
static1
Behavioral task
behavioral1
Sample
0837bad9a8b82a967cf2aedadc112278_JaffaCakes118.dll
Resource
win7-20240903-en
General
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Target
0837bad9a8b82a967cf2aedadc112278_JaffaCakes118.dll
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Size
142KB
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MD5
0837bad9a8b82a967cf2aedadc112278
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SHA1
3b62528557f3d268a0174af8bd6ea7b692a5e5aa
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SHA256
990029cd8f87e2b20a0df14f10e1a221f8c18ac5502c1bdb33b99a4de415daba
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SHA512
8d0129d280b9b9cbcabf0714ab812f9ddff73b1cbb37e6df2ab5fccc62a98a7b2705dfb006eb8ebf602fb6fd6e691f4caf693250b683dba824d33603755e19c2
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SSDEEP
1536:QwU7h2X38uWk7lXiuXWmY24k0xYC/sipurd16GZLxClI4LB5KCqjL0mOq:E7M84m86YC/jYBJLx+I4LB5O/
Malware Config
Signatures
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Installs/modifies Browser Helper Object 2 TTPs 3 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\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\ = "EpicPlay Games" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\NoExplorer = "1" 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 60 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\TypeLib\ = "{7D5716DC-76B4-4421-908C-12A6E587F1C3}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\0837bad9a8b82a967cf2aedadc112278_JaffaCakes118.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\ = "ITextLinks" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\TypeLib\ = "{7D5716DC-76B4-4421-908C-12A6E587F1C3}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks.1\ = "EpicPlay Games" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\ = "EPlay 1.0 Type Library" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks.1\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\ = "_ITextLinksEvents" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks\CLSID\ = "{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks.1\CLSID\ = "{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks\CurVer\ = "EpicPlay.TextLinks.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\ProgID\ = "EpicPlay.TextLinks.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\TypeLib\ = "{7D5716DC-76B4-4421-908C-12A6E587F1C3}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks\ = "EpicPlay Games" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\VersionIndependentProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\ = "_ITextLinksEvents" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\ = "ITextLinks" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\EpicPlay.TextLinks\CurVer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\0837bad9a8b82a967cf2aedadc112278_JaffaCakes118.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7D5716DC-76B4-4421-908C-12A6E587F1C3}\1.0\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B351B62C-A449-4E8B-9A81-9FEB79C24384}\TypeLib\ = "{7D5716DC-76B4-4421-908C-12A6E587F1C3}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{381F1945-55BB-4760-9050-726888B22C0F}\TypeLib\ = "{7D5716DC-76B4-4421-908C-12A6E587F1C3}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\ = "EpicPlay Games" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{56E4076B-A42B-4745-BA35-34DA8AC4C2F2}\VersionIndependentProgID\ = "EpicPlay.TextLinks" regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1924 wrote to memory of 2428 1924 regsvr32.exe 30 PID 1924 wrote to memory of 2428 1924 regsvr32.exe 30 PID 1924 wrote to memory of 2428 1924 regsvr32.exe 30 PID 1924 wrote to memory of 2428 1924 regsvr32.exe 30 PID 1924 wrote to memory of 2428 1924 regsvr32.exe 30 PID 1924 wrote to memory of 2428 1924 regsvr32.exe 30 PID 1924 wrote to memory of 2428 1924 regsvr32.exe 30
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\0837bad9a8b82a967cf2aedadc112278_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1924 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\0837bad9a8b82a967cf2aedadc112278_JaffaCakes118.dll2⤵
- Installs/modifies Browser Helper Object
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:2428
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