eccf3f134abf29ca26688e020d43329ffd063c0afe211c50830a55bb96cad657

General

Target

7a00d66136d3cef6abcc8d8406cda6f0_NeikiAnalytics.dll
Size

326KB
MD5

7a00d66136d3cef6abcc8d8406cda6f0
SHA1

87f21f147a04b1b46edd506481c03be07c16cb5a
SHA256

eccf3f134abf29ca26688e020d43329ffd063c0afe211c50830a55bb96cad657
SHA512

d560013238f4b562d1e9be421bbff18847d2b73099191c4961f390b5ade54c7832399f42cb5039e4822a13eec0a54518f47ac615a7ec3883f5afd599ed2a5b7d
SSDEEP

6144:4FlwBhSGoOB/9YvXcsyPpDDMyO6+akJzOIR1Yt+zz+h37X+1eGurlhZ9KHsMbW1f:4FGS7vqfMyya6z/1Y8zz+xXGurl9kBbH

Score

1^/10

Malware Config

Signatures

Modifies registry class 50 IoCs

Processes:

regsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFPrevHndlr.PDFPreviewHandler.1\CLSID\ = "{DC6EFB56-9CFA-464D-8880-44885D7DC193}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\ = "Adobe PDF Preview Handler for Vista"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000_Classes\.pdf\ = "AcroExch.Document"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{17F2E344-8227-4AA7-A25A-E89424566BBA}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{17F2E344-8227-4AA7-A25A-E89424566BBA}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{17F2E344-8227-4AA7-A25A-E89424566BBA}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\AppID = "{6d2b5079-2f0b-48dd-ab7f-97cec514d30b}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\7a00d66136d3cef6abcc8d8406cda6f0_NeikiAnalytics.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8D46C1B6-BBAB-450D-A61F-4DDC898B21D4}\ = "IPDFShellInfo"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000_Classes\WOW6432Node\Interface	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\DisableLowILProcessIsolation = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8D46C1B6-BBAB-450D-A61F-4DDC898B21D4}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{17F2E344-8227-4AA7-A25A-E89424566BBA}\ = "PSFactoryBuffer"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{17F2E344-8227-4AA7-A25A-E89424566BBA}\ = "IPDFPreviewHandler"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFPrevHndlr.PDFPreviewHandler.1\ = "Adobe PDF Preview Handler for Vista"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFPrevHndlr.PDFPreviewHandler\CurVer\ = "PDFPrevHndlr.PDFPreviewHandler.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{17F2E344-8227-4AA7-A25A-E89424566BBA}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{6236FF8C-E747-4173-86D3-99F511B61DF3}\ = "PDFPrevHndlr"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFPrevHndlr.PDFPreviewHandler\ = "Adobe PDF Preview Handler for Vista"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFPrevHndlr.PDFPreviewHandler\CLSID\ = "{DC6EFB56-9CFA-464D-8880-44885D7DC193}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\DisplayName = "@C:\\Users\\Admin\\AppData\\Local\\Temp\\7a00d66136d3cef6abcc8d8406cda6f0_NeikiAnalytics.dll,-101"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8D46C1B6-BBAB-450D-A61F-4DDC898B21D4}\ProxyStubClsid32	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\ProgID\ = "PDFPrevHndlr.PDFPreviewHandler.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{41C5FFFE-36DD-415D-9ED0-2976A342A1C8}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\7a00d66136d3cef6abcc8d8406cda6f0_NeikiAnalytics.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8D46C1B6-BBAB-450D-A61F-4DDC898B21D4}\TypeLib\ = "{41C5FFFE-36DD-415D-9ED0-2976A342A1C8}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\TypeLib\ = "{0F6D3808-7974-4B1A-94C2-3200767EACE8}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8D46C1B6-BBAB-450D-A61F-4DDC898B21D4}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8D46C1B6-BBAB-450D-A61F-4DDC898B21D4}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{17F2E344-8227-4AA7-A25A-E89424566BBA}\ProxyStubClsid32\ = "{17F2E344-8227-4AA7-A25A-E89424566BBA}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\ProgID	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000_Classes\WOW6432Node\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{17F2E344-8227-4AA7-A25A-E89424566BBA}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\7a00d66136d3cef6abcc8d8406cda6f0_NeikiAnalytics.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\PDFPrevHndlr.DLL\AppID = "{6236FF8C-E747-4173-86D3-99F511B61DF3}"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\InprocServer32	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8D46C1B6-BBAB-450D-A61F-4DDC898B21D4}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.pdf\ShellEx\{8895b1c6-b41f-4c1c-a562-0d564250836f}\ = "{DC6EFB56-9CFA-464D-8880-44885D7DC193}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\VersionIndependentProgID\ = "PDFPrevHndlr.PDFPreviewHandler"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8D46C1B6-BBAB-450D-A61F-4DDC898B21D4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{17F2E344-8227-4AA7-A25A-E89424566BBA}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{17F2E344-8227-4AA7-A25A-E89424566BBA}\InProcServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{17F2E344-8227-4AA7-A25A-E89424566BBA}\NumMethods\ = "3"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 3804 wrote to memory of 4976	3804	regsvr32.exe	regsvr32.exe
PID 3804 wrote to memory of 4976	3804	regsvr32.exe	regsvr32.exe
PID 3804 wrote to memory of 4976	3804	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\7a00d66136d3cef6abcc8d8406cda6f0_NeikiAnalytics.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3804

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\7a00d66136d3cef6abcc8d8406cda6f0_NeikiAnalytics.dll
2⤵
- Modifies registry class
PID:4976

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4976-0-0x0000000002B70000-0x0000000002BAC000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads