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Analysis
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max time kernel
122s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
16/08/2024, 22:13
Static task
static1
Behavioral task
behavioral1
Sample
a0238f8aadc29795fbd175388949c795_JaffaCakes118.dll
Resource
win7-20240708-en
General
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Target
a0238f8aadc29795fbd175388949c795_JaffaCakes118.dll
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Size
139KB
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MD5
a0238f8aadc29795fbd175388949c795
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SHA1
20c3a0fb4441bd76632c5f325ab531e5f9681227
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SHA256
cf469eb3d540f91fbe18315170c86d8ad9ac9be150a7b8908136c30ce52a21b7
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SHA512
589a536910f2e5fe042b154280bc254facc7281b130082fdf2c8682df83a68defce7e6ab704da097d9142ab5e937310e524ff7dbf60fcc0f56d260acea1a6f56
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SSDEEP
3072:SNhEBxgdMCMerEHc0/a0uOOzg7GYJoVha54f:EE0hEVa8nbOhX
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 Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\NoExplorer = "1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{26D675AC-D925-4bbf-A720-62C2AA4A81EB} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\ = "RivalGaming Games" 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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module\CurVer\ = "RivalGaming.Module.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\ = "RivalGaming Games" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\ = "_IModuleEvents" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module.1\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\ = "_IModuleEvents" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\TypeLib\ = "{275DA4CE-9717-4DA7-B19B-490CB937718F}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\TypeLib\ = "{275DA4CE-9717-4DA7-B19B-490CB937718F}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\VersionIndependentProgID\ = "RivalGaming.Module" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\TypeLib\ = "{275DA4CE-9717-4da7-B19B-490CB937718F}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\ = "IModule" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module.1\ = "RivalGaming Games" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\ = "RivalGaming Type Library" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module\ = "RivalGaming Games" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\ = "IModule" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module.1\CLSID\ = "{26D675AC-D925-4bbf-A720-62C2AA4A81EB}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module\CLSID\ = "{26D675AC-D925-4bbf-A720-62C2AA4A81EB}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a0238f8aadc29795fbd175388949c795_JaffaCakes118.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\TypeLib\ = "{275DA4CE-9717-4DA7-B19B-490CB937718F}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module\CurVer regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\ProgID\ = "RivalGaming.Module.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\TypeLib\ = "{275DA4CE-9717-4DA7-B19B-490CB937718F}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\VersionIndependentProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a0238f8aadc29795fbd175388949c795_JaffaCakes118.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\TypeLib\Version = "1.0" regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1928 wrote to memory of 1732 1928 regsvr32.exe 30 PID 1928 wrote to memory of 1732 1928 regsvr32.exe 30 PID 1928 wrote to memory of 1732 1928 regsvr32.exe 30 PID 1928 wrote to memory of 1732 1928 regsvr32.exe 30 PID 1928 wrote to memory of 1732 1928 regsvr32.exe 30 PID 1928 wrote to memory of 1732 1928 regsvr32.exe 30 PID 1928 wrote to memory of 1732 1928 regsvr32.exe 30
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\a0238f8aadc29795fbd175388949c795_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1928 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\a0238f8aadc29795fbd175388949c795_JaffaCakes118.dll2⤵
- Installs/modifies Browser Helper Object
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:1732
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