d58ece376dd2925f4f9e2dd6da809c1c6e8daf084d55796f4801f479711d687a

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
07/11/2023, 00:05

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General

Target

NEAS.7bdb51ecb880fc4db2dedd4c443bd2b0.dll
Size

397KB
MD5

7bdb51ecb880fc4db2dedd4c443bd2b0
SHA1

2c9328cb4622f4acaf81ec04f3f7c870377cca79
SHA256

d58ece376dd2925f4f9e2dd6da809c1c6e8daf084d55796f4801f479711d687a
SHA512

4b187a977ece9b7e6f6cc4c85c116956a2aee068add73c897bb3fd7a1f481e132e7ef36112a2353d4e1b825aa1853a42b89aabd7f26f5a951bccf1fa51e77aa8
SSDEEP

12288:fOzloZLyOiZOSysOML/33IESPUCVwjywq:fGloJnsOgP3ioWwq

Score

1^/10

Malware Config

Signatures

Modifies registry class 60 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9994059B-D14F-4D20-95EF-55C00836D6CC}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{774BF55C-4456-42EB-A3BF-16920DF87DDE}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CtrlAtlAPI.EsStdCtrlAtlAPI	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CtrlAtlAPI.EsStdCtrlAtlAPI\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3BAE23F3-D0C6-40F7-87F4-A941A6D248A8}\VersionIndependentProgID\ = "CtrlAtlAPI.EsStdCtrlAtlAPI"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3BAE23F3-D0C6-40F7-87F4-A941A6D248A8}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3BAE23F3-D0C6-40F7-87F4-A941A6D248A8}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9994059B-D14F-4D20-95EF-55C00836D6CC}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9994059B-D14F-4D20-95EF-55C00836D6CC}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{774BF55C-4456-42EB-A3BF-16920DF87DDE}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{774BF55C-4456-42EB-A3BF-16920DF87DDE}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{774BF55C-4456-42EB-A3BF-16920DF87DDE}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{774BF55C-4456-42EB-A3BF-16920DF87DDE}\InProcServer32	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000_Classes\WOW6432Node\Interface	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CtrlAtlAPI.EsStdCtrlAtlAPI.1\ = "EsStdCtrlAtlAPI Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3BAE23F3-D0C6-40F7-87F4-A941A6D248A8}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3BAE23F3-D0C6-40F7-87F4-A941A6D248A8}\TypeLib\ = "{9994059B-D14F-4D20-95EF-55C00836D6CC}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{774BF55C-4456-42EB-A3BF-16920DF87DDE}\ = "IEsStdCtrlAtlAPI"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000_Classes\WOW6432Node\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{774BF55C-4456-42EB-A3BF-16920DF87DDE}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.7bdb51ecb880fc4db2dedd4c443bd2b0.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9994059B-D14F-4D20-95EF-55C00836D6CC}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.7bdb51ecb880fc4db2dedd4c443bd2b0.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{774BF55C-4456-42EB-A3BF-16920DF87DDE}\ProxyStubClsid32\ = "{774BF55C-4456-42EB-A3BF-16920DF87DDE}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{76E0F991-0B41-40C1-BA53-C872E139B3FE}\ = "CtrlAtlAPI"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CtrlAtlAPI.EsStdCtrlAtlAPI.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3BAE23F3-D0C6-40F7-87F4-A941A6D248A8}\ = "EsStdCtrlAtlAPI Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3BAE23F3-D0C6-40F7-87F4-A941A6D248A8}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3BAE23F3-D0C6-40F7-87F4-A941A6D248A8}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9994059B-D14F-4D20-95EF-55C00836D6CC}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\CtrlAtlAPI.DLL\AppID = "{76E0F991-0B41-40C1-BA53-C872E139B3FE}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CtrlAtlAPI.EsStdCtrlAtlAPI\ = "EsStdCtrlAtlAPI Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CtrlAtlAPI.EsStdCtrlAtlAPI\CurVer\ = "CtrlAtlAPI.EsStdCtrlAtlAPI.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{774BF55C-4456-42EB-A3BF-16920DF87DDE}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{774BF55C-4456-42EB-A3BF-16920DF87DDE}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CtrlAtlAPI.EsStdCtrlAtlAPI.1\CLSID\ = "{3BAE23F3-D0C6-40F7-87F4-A941A6D248A8}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3BAE23F3-D0C6-40F7-87F4-A941A6D248A8}\ProgID\ = "CtrlAtlAPI.EsStdCtrlAtlAPI.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9994059B-D14F-4D20-95EF-55C00836D6CC}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{774BF55C-4456-42EB-A3BF-16920DF87DDE}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CtrlAtlAPI.EsStdCtrlAtlAPI.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3BAE23F3-D0C6-40F7-87F4-A941A6D248A8}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.7bdb51ecb880fc4db2dedd4c443bd2b0.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9994059B-D14F-4D20-95EF-55C00836D6CC}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3BAE23F3-D0C6-40F7-87F4-A941A6D248A8}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{774BF55C-4456-42EB-A3BF-16920DF87DDE}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{774BF55C-4456-42EB-A3BF-16920DF87DDE}\InProcServer32\ThreadingModel = "Both"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{774BF55C-4456-42EB-A3BF-16920DF87DDE}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\CtrlAtlAPI.DLL	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9994059B-D14F-4D20-95EF-55C00836D6CC}\1.0\ = "CtrlAtlAPI 1.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{774BF55C-4456-42EB-A3BF-16920DF87DDE}\ = "IEsStdCtrlAtlAPI"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{774BF55C-4456-42EB-A3BF-16920DF87DDE}\TypeLib\ = "{9994059B-D14F-4D20-95EF-55C00836D6CC}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{774BF55C-4456-42EB-A3BF-16920DF87DDE}\ = "PSFactoryBuffer"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{774BF55C-4456-42EB-A3BF-16920DF87DDE}\NumMethods\ = "12"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{76E0F991-0B41-40C1-BA53-C872E139B3FE}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9994059B-D14F-4D20-95EF-55C00836D6CC}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{774BF55C-4456-42EB-A3BF-16920DF87DDE}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{774BF55C-4456-42EB-A3BF-16920DF87DDE}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CtrlAtlAPI.EsStdCtrlAtlAPI\CLSID\ = "{3BAE23F3-D0C6-40F7-87F4-A941A6D248A8}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CtrlAtlAPI.EsStdCtrlAtlAPI\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3BAE23F3-D0C6-40F7-87F4-A941A6D248A8}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9994059B-D14F-4D20-95EF-55C00836D6CC}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{774BF55C-4456-42EB-A3BF-16920DF87DDE}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{774BF55C-4456-42EB-A3BF-16920DF87DDE}\TypeLib\ = "{9994059B-D14F-4D20-95EF-55C00836D6CC}"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4012 wrote to memory of 2948	4012	regsvr32.exe	86
PID 4012 wrote to memory of 2948	4012	regsvr32.exe	86
PID 4012 wrote to memory of 2948	4012	regsvr32.exe	86

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\NEAS.7bdb51ecb880fc4db2dedd4c443bd2b0.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4012
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\NEAS.7bdb51ecb880fc4db2dedd4c443bd2b0.dll
  2⤵
  - Modifies registry class
  PID:2948

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Malware Config

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