04b5880332a93d4adf9adc3a9cf158e78ff3d0f80e786474ccc3f09ddb914371

Analysis

max time kernel
147s
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
09/03/2024, 14:08

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General

Target

bbffddfaad702da94844364a24554393.dll
Size

278KB
MD5

bbffddfaad702da94844364a24554393
SHA1

20ca935901d8ebeb8ef405631991c2bf688d972d
SHA256

04b5880332a93d4adf9adc3a9cf158e78ff3d0f80e786474ccc3f09ddb914371
SHA512

7a770e1e1e5d6693940cc9716611df4630972ba377ede600ea19f9a4888f405bf114ed7392fcfa325734e58f75af3d759903dab736fd6f17e3892424d729c4f4
SSDEEP

3072:QfcmhLlsosuE23UtV3s7wuBlCwjHdixnibVWajAnP0gQyez6Xjt6AlWEZ7Tfd5nk:QUmhJ/su3UPqXdiPa+0dZOTt6AToEu

Score

4^/10

Malware Config

Signatures

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\win.ini	regsvr32.exe

Modifies registry class 48 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A2D733A7-73B0-4C6B-B0C7-06A432950B66}\1.0\ = "XTLSLib"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A2D733A7-73B0-4C6B-B0C7-06A432950B66}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bbffddfaad702da94844364a24554393.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FC073BDA-C115-4A1D-9DF9-9B5C461482E5}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FC073BDA-C115-4A1D-9DF9-9B5C461482E5}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4E6354DE-9115-4AEE-BD21-C46C3E8A49DB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4E6354DE-9115-4AEE-BD21-C46C3E8A49DB}\TypeLib\ = "{A2D733A7-73B0-4C6B-B0C7-06A432950B66}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5A4E3A41-FA55-4BDA-AED7-CEBE6E7BCB52}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bbffddfaad702da94844364a24554393.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5A4E3A41-FA55-4BDA-AED7-CEBE6E7BCB52}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5A4E3A41-FA55-4BDA-AED7-CEBE6E7BCB52}\Version\ = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A2D733A7-73B0-4C6B-B0C7-06A432950B66}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FC073BDA-C115-4A1D-9DF9-9B5C461482E5}\ = "IMdt"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FC073BDA-C115-4A1D-9DF9-9B5C461482E5}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FC073BDA-C115-4A1D-9DF9-9B5C461482E5}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4E6354DE-9115-4AEE-BD21-C46C3E8A49DB}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5A4E3A41-FA55-4BDA-AED7-CEBE6E7BCB52}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5A4E3A41-FA55-4BDA-AED7-CEBE6E7BCB52}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A2D733A7-73B0-4C6B-B0C7-06A432950B66}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A2D733A7-73B0-4C6B-B0C7-06A432950B66}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FC073BDA-C115-4A1D-9DF9-9B5C461482E5}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4E6354DE-9115-4AEE-BD21-C46C3E8A49DB}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5A4E3A41-FA55-4BDA-AED7-CEBE6E7BCB52}\ = "Manager Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A2D733A7-73B0-4C6B-B0C7-06A432950B66}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FC073BDA-C115-4A1D-9DF9-9B5C461482E5}\TypeLib\ = "{A2D733A7-73B0-4C6B-B0C7-06A432950B66}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4E6354DE-9115-4AEE-BD21-C46C3E8A49DB}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5A4E3A41-FA55-4BDA-AED7-CEBE6E7BCB52}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A2D733A7-73B0-4C6B-B0C7-06A432950B66}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FC073BDA-C115-4A1D-9DF9-9B5C461482E5}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FC073BDA-C115-4A1D-9DF9-9B5C461482E5}\ = "IMdt"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FC073BDA-C115-4A1D-9DF9-9B5C461482E5}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5A4E3A41-FA55-4BDA-AED7-CEBE6E7BCB52}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FC073BDA-C115-4A1D-9DF9-9B5C461482E5}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FC073BDA-C115-4A1D-9DF9-9B5C461482E5}\TypeLib\ = "{A2D733A7-73B0-4C6B-B0C7-06A432950B66}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4E6354DE-9115-4AEE-BD21-C46C3E8A49DB}\TypeLib\ = "{A2D733A7-73B0-4C6B-B0C7-06A432950B66}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4E6354DE-9115-4AEE-BD21-C46C3E8A49DB}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A2D733A7-73B0-4C6B-B0C7-06A432950B66}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A2D733A7-73B0-4C6B-B0C7-06A432950B66}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FC073BDA-C115-4A1D-9DF9-9B5C461482E5}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FC073BDA-C115-4A1D-9DF9-9B5C461482E5}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4E6354DE-9115-4AEE-BD21-C46C3E8A49DB}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4E6354DE-9115-4AEE-BD21-C46C3E8A49DB}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5A4E3A41-FA55-4BDA-AED7-CEBE6E7BCB52}\Version	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A2D733A7-73B0-4C6B-B0C7-06A432950B66}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4E6354DE-9115-4AEE-BD21-C46C3E8A49DB}\ = "IManager"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4E6354DE-9115-4AEE-BD21-C46C3E8A49DB}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4E6354DE-9115-4AEE-BD21-C46C3E8A49DB}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4E6354DE-9115-4AEE-BD21-C46C3E8A49DB}\ = "IManager"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4E6354DE-9115-4AEE-BD21-C46C3E8A49DB}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5A4E3A41-FA55-4BDA-AED7-CEBE6E7BCB52}\TypeLib\ = "{A2D733A7-73B0-4C6B-B0C7-06A432950B66}"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1184 wrote to memory of 2472	1184	regsvr32.exe	88
PID 1184 wrote to memory of 2472	1184	regsvr32.exe	88
PID 1184 wrote to memory of 2472	1184	regsvr32.exe	88

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\bbffddfaad702da94844364a24554393.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1184
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\bbffddfaad702da94844364a24554393.dll
  2⤵
  - Drops file in Windows directory
  - Modifies registry class
  PID:2472

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Malware Config

Signatures

Processes

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