7f4af8bf6568d684df93719bb2c64588ac3117885f07bdb7c46ce1d981a71013

Analysis

max time kernel
141s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
08/03/2024, 01:14

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General

Target

MSRDO20.dll
Size

388KB
MD5

31564551d2bf423e350277778965373e
SHA1

d7134a17d527fb29782b3d67bdd4e8e15a94d74d
SHA256

d79535b8ee0768a0f2b159cc2a0dc8610da5135a2d7c9ee2eafe8cd3ee0f5884
SHA512

dd649cb634ae60a3605574fcec6974cb2b56beeb1b125b89df94b7f4c29934761e9ecb1352978fed598423d45bfe169a8ff22a9a1b9e662c16a64edae309e228
SSDEEP

12288:JAc87kgPcE+mQP9a3b+td4F41XOxUeNZu1ZXTGAz4Syep1z2gTTNxlCj:JBC9P0mQP9a3b+d4FSexUeNZu1FTGAzK

Score

1^/10

Malware Config

Signatures

Modifies registry class 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2E746492-6ED1-11CE-9223-08002B369A33}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E746492-6ED1-11CE-9223-08002B369A33}\TypeLib\ = "{EE008642-64A8-11CE-920F-08002B369A33}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MicrosoftRDO.RdoConnection2.0\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9A8831F2-A263-11D1-8DCF-00A0C90FFFC2}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EE008643-64A8-11CE-920F-08002B369A33}\ = "rdoEngineEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8B39DFBD-3647-11CF-814A-00AA00A40C25}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B541C03D-63BC-11CE-920C-08002B369A33}\ = "rdoTable"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8B39DFBF-3647-11CF-814A-00AA00A40C25}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2E746496-6ED1-11CE-9223-08002B369A33}\TypeLib\ = "{EE008642-64A8-11CE-920F-08002B369A33}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B541C03D-63BC-11CE-920C-08002B369A33}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5E71F050-551F-11CF-8152-00AA00A40C25}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5EBB68F5-3BF1-11CF-814C-00AA00A40C25}\TypeLib\ = "{EE008642-64A8-11CE-920F-08002B369A33}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5E71F04F-551F-11CF-8152-00AA00A40C25}\TypeLib\Version = "2.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8B39DFBC-3647-11CF-814A-00AA00A40C25}\TypeLib\ = "{EE008642-64A8-11CE-920F-08002B369A33}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5E71F04C-551F-11CF-8152-00AA00A40C25}\VersionIndependentProgID\ = "MicrosoftRDO.rdoEngine"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5E71F04C-551F-11CF-8152-00AA00A40C25}\Version\ = "2.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9A8831F2-A263-11D1-8DCF-00A0C90FFFC2}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8B39DFBD-3647-11CF-814A-00AA00A40C25}\ = "rdoConnectionEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B541C03D-63BC-11CE-920C-08002B369A33}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5E71F04F-551F-11CF-8152-00AA00A40C25}\ = "_rdoResultset"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5E71F052-551F-11CF-8152-00AA00A40C25}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2E7464A0-6ED1-11CE-9223-08002B369A33}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E746495-6ED1-11CE-9223-08002B369A33}\TypeLib\Version = "2.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E746496-6ED1-11CE-9223-08002B369A33}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5EBB68F5-3BF1-11CF-814C-00AA00A40C25}\ProgID\ = "MicrosoftRDO.RdoQuery2.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9A8831F0-A263-11D1-8DCF-00A0C90FFFC2}\TypeLib\ = "{EE008642-64A8-11CE-920F-08002B369A33}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MicrosoftRDO.rdoEngine2.0\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{EE008642-64A8-11CE-920F-08002B369A33}\2.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EE008643-64A8-11CE-920F-08002B369A33}\TypeLib\Version = "2.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5E71F052-551F-11CF-8152-00AA00A40C25}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2E746492-6ED1-11CE-9223-08002B369A33}\TypeLib\ = "{EE008642-64A8-11CE-920F-08002B369A33}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2E746493-6ED1-11CE-9223-08002B369A33}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{EE008642-64A8-11CE-920F-08002B369A33}\2.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8B39DFC0-3647-11CF-814A-00AA00A40C25}\TypeLib\Version = "2.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5E71F04F-551F-11CF-8152-00AA00A40C25}\TypeLib\ = "{EE008642-64A8-11CE-920F-08002B369A33}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8B39DFBC-3647-11CF-814A-00AA00A40C25}\ = "rdoEnvironmentEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5E71F053-551F-11CF-8152-00AA00A40C25}\ = "rdoEnvironments"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5E71F04D-551F-11CF-8152-00AA00A40C25}\TypeLib\ = "{EE008642-64A8-11CE-920F-08002B369A33}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8B39DFBD-3647-11CF-814A-00AA00A40C25}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8B39DFBF-3647-11CF-814A-00AA00A40C25}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5E71F053-551F-11CF-8152-00AA00A40C25}\TypeLib\Version = "2.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5D545B93-97CA-11CF-8171-00AA00A40C25}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B541C03D-63BC-11CE-920C-08002B369A33}\ = "rdoTable"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E746493-6ED1-11CE-9223-08002B369A33}\TypeLib\Version = "2.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5E71F04C-551F-11CF-8152-00AA00A40C25}\ProgID\ = "MicrosoftRDO.rdoEngine2.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{EE008642-64A8-11CE-920F-08002B369A33}\2.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8B39DFBD-3647-11CF-814A-00AA00A40C25}\TypeLib\ = "{EE008642-64A8-11CE-920F-08002B369A33}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5E71F050-551F-11CF-8152-00AA00A40C25}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8B39DFBC-3647-11CF-814A-00AA00A40C25}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5E71F04D-551F-11CF-8152-00AA00A40C25}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8B39DFBD-3647-11CF-814A-00AA00A40C25}\TypeLib\Version = "2.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5E71F04C-551F-11CF-8152-00AA00A40C25}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E746495-6ED1-11CE-9223-08002B369A33}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E791964C-208A-11CF-8146-00AA00A40C25}\VersionIndependentProgID\ = "MicrosoftRDO.RdoConnection"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8B39DFC0-3647-11CF-814A-00AA00A40C25}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B541C03D-63BC-11CE-920C-08002B369A33}\TypeLib\ = "{EE008642-64A8-11CE-920F-08002B369A33}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E746492-6ED1-11CE-9223-08002B369A33}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2E746495-6ED1-11CE-9223-08002B369A33}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E746496-6ED1-11CE-9223-08002B369A33}\TypeLib\ = "{EE008642-64A8-11CE-920F-08002B369A33}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5E71F04E-551F-11CF-8152-00AA00A40C25}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8B39DFC0-3647-11CF-814A-00AA00A40C25}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9A8831F1-A263-11D1-8DCF-00A0C90FFFC2}\TypeLib\ = "{EE008642-64A8-11CE-920F-08002B369A33}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B541C034-63BC-11CE-920C-08002B369A33}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B541C034-63BC-11CE-920C-08002B369A33}\TypeLib\Version = "2.0"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4588 wrote to memory of 3356	4588	regsvr32.exe	88
PID 4588 wrote to memory of 3356	4588	regsvr32.exe	88
PID 4588 wrote to memory of 3356	4588	regsvr32.exe	88

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\MSRDO20.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4588
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\MSRDO20.dll
  2⤵
  - Modifies registry class
  PID:3356

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Analysis

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Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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