6916afd799307f0426724542f38f464ed508c2829804dcbb39921f552b3f506c

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
08/05/2024, 14:58

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General

Target
IEAux.dll
Size 64KB
Sample240508-scksxaaa7w
SHA256 71141a084a6ccc601f9ae32b5a56476854efde219bdad3c4abc93865fb5e611b
MD5 3633de4079190b65d9c1a062db39b882
SHA1 70b6f944a6711b69b8d1a992456dccb3bc2618f2
SHA512 d8a7540713e34c74261ca542d3dc4ec1cb35da3953ba6fb390f4526147df1a14c68d940756a53a44676f6faa7ca9cc0bfb442ce390038c321117a832ace10362
SSDEEP 1536:syzCRxaBYqBh9W4rdIEYNvdfej3xkqKOZ0+OEU8Fx:syzCDGYqBh9fLYNvdWj3xkqKOZ0EUy
MD5 SHA1 SHA512 SSDEEP

Score

1^/10

Malware Config

Signatures

Modifies registry class 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\ProgID\ = "IEAuxMod.IEAux.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\ = "_IIEAuxEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\ = "IIEAux"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\Implemented Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\Implemented Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\ = "_IIEAuxEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux\ = "IEAux Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\TypeLib\ = "{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\TypeLib\ = "{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux\CurVer\ = "IEAuxMod.IEAux.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}\1.0\ = "IEAux 1.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux.1\CLSID\ = "{C06F84BC-734A-4C66-B3AF-590E7FC440AB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\IEAux.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\IEAux.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\ = "IIEAux"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux\CLSID\ = "{C06F84BC-734A-4C66-B3AF-590E7FC440AB}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\TypeLib\ = "{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\AuxMod.DLL	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\AuxMod.DLL\AppID = "{BB6E5AF6-C76F-48D1-A2C5-E412CD76AF87}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\ = "IEAux Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\VersionIndependentProgID\ = "IEAuxMod.IEAux"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\TypeLib\ = "{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{BB6E5AF6-C76F-48D1-A2C5-E412CD76AF87}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux.1\ = "IEAux Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\TypeLib\ = "{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2752 wrote to memory of 2356	2752	regsvr32.exe	28
PID 2752 wrote to memory of 2356	2752	regsvr32.exe	28
PID 2752 wrote to memory of 2356	2752	regsvr32.exe	28
PID 2752 wrote to memory of 2356	2752	regsvr32.exe	28
PID 2752 wrote to memory of 2356	2752	regsvr32.exe	28
PID 2752 wrote to memory of 2356	2752	regsvr32.exe	28
PID 2752 wrote to memory of 2356	2752	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\IEAux.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2752
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\IEAux.dll
  2⤵
  - Modifies registry class
  PID:2356

Analysis

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Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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