2ae404bcb0735502a04aadbe89dbbbf937964d5e9f0c8bf608cde9678b36c223

Analysis

max time kernel
118s
max time network
143s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
16-10-2023 18:16

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General

Target

NEAS.3384d7a5fe7b73b8772f40821175ea10.dll
Size

48KB
MD5

3384d7a5fe7b73b8772f40821175ea10
SHA1

aaa129ad48485e4063fded753e1e064d556d4ee8
SHA256

2ae404bcb0735502a04aadbe89dbbbf937964d5e9f0c8bf608cde9678b36c223
SHA512

b624b0fc713f09109f00b6dfcd9ac8484b6b8604bdd770f689146e19d8ce509ccc9ae70d64f2672cd3febf3f3952809f9e0e4ac720b1b05b53c57102dbd16076
SSDEEP

768:yr7byEyhsxVEMcA/6PhE0j7p5sHqXDjT/qk5UNiLBLywuej:yr7OKEmzspG0qkmg4w

Score

1^/10

Malware Config

Signatures

Modifies registry class 45 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{678845B6-B17D-451E-AEAD-B672C278D127}\1.0\ = "wuyuan"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{678845B6-B17D-451E-AEAD-B672C278D127}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{678845B6-B17D-451E-AEAD-B672C278D127}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.3384d7a5fe7b73b8772f40821175ea10.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{678845B6-B17D-451E-AEAD-B672C278D127}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{559C10C8-5E28-4839-ABB0-2A99EB9F16C1}\Implemented Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{99F9157E-50EB-430D-9D92-046B2F36A609}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{559C10C8-5E28-4839-ABB0-2A99EB9F16C1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.3384d7a5fe7b73b8772f40821175ea10.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\wuyuan.MyPluginName	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{559C10C8-5E28-4839-ABB0-2A99EB9F16C1}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{99F9157E-50EB-430D-9D92-046B2F36A609}\ProxyStubClsid\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{678845B6-B17D-451E-AEAD-B672C278D127}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{99F9157E-50EB-430D-9D92-046B2F36A609}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{99F9157E-50EB-430D-9D92-046B2F36A609}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{99F9157E-50EB-430D-9D92-046B2F36A609}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{99F9157E-50EB-430D-9D92-046B2F36A609}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{559C10C8-5E28-4839-ABB0-2A99EB9F16C1}\ = "wuyuan.MyPluginName"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{559C10C8-5E28-4839-ABB0-2A99EB9F16C1}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{678845B6-B17D-451E-AEAD-B672C278D127}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{99F9157E-50EB-430D-9D92-046B2F36A609}\ = "_MyPluginName"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{559C10C8-5E28-4839-ABB0-2A99EB9F16C1}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{559C10C8-5E28-4839-ABB0-2A99EB9F16C1}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{559C10C8-5E28-4839-ABB0-2A99EB9F16C1}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{99F9157E-50EB-430D-9D92-046B2F36A609}\ProxyStubClsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{99F9157E-50EB-430D-9D92-046B2F36A609}\TypeLib\ = "{678845B6-B17D-451E-AEAD-B672C278D127}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{99F9157E-50EB-430D-9D92-046B2F36A609}\TypeLib\ = "{678845B6-B17D-451E-AEAD-B672C278D127}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\wuyuan.MyPluginName\ = "wuyuan.MyPluginName"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{559C10C8-5E28-4839-ABB0-2A99EB9F16C1}\VERSION\ = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{678845B6-B17D-451E-AEAD-B672C278D127}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{678845B6-B17D-451E-AEAD-B672C278D127}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{99F9157E-50EB-430D-9D92-046B2F36A609}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{99F9157E-50EB-430D-9D92-046B2F36A609}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{99F9157E-50EB-430D-9D92-046B2F36A609}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{559C10C8-5E28-4839-ABB0-2A99EB9F16C1}\TypeLib\ = "{678845B6-B17D-451E-AEAD-B672C278D127}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{559C10C8-5E28-4839-ABB0-2A99EB9F16C1}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\wuyuan.MyPluginName\Clsid\ = "{559C10C8-5E28-4839-ABB0-2A99EB9F16C1}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{678845B6-B17D-451E-AEAD-B672C278D127}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{99F9157E-50EB-430D-9D92-046B2F36A609}\ = "_MyPluginName"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{99F9157E-50EB-430D-9D92-046B2F36A609}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{99F9157E-50EB-430D-9D92-046B2F36A609}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{559C10C8-5E28-4839-ABB0-2A99EB9F16C1}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{559C10C8-5E28-4839-ABB0-2A99EB9F16C1}\ProgID\ = "wuyuan.MyPluginName"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{678845B6-B17D-451E-AEAD-B672C278D127}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{559C10C8-5E28-4839-ABB0-2A99EB9F16C1}\VERSION	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\wuyuan.MyPluginName\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{99F9157E-50EB-430D-9D92-046B2F36A609}\ = "MyPluginName"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 2588	2744	regsvr32.exe	29
PID 2744 wrote to memory of 2588	2744	regsvr32.exe	29
PID 2744 wrote to memory of 2588	2744	regsvr32.exe	29
PID 2744 wrote to memory of 2588	2744	regsvr32.exe	29
PID 2744 wrote to memory of 2588	2744	regsvr32.exe	29
PID 2744 wrote to memory of 2588	2744	regsvr32.exe	29
PID 2744 wrote to memory of 2588	2744	regsvr32.exe	29

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\NEAS.3384d7a5fe7b73b8772f40821175ea10.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2744
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\NEAS.3384d7a5fe7b73b8772f40821175ea10.dll
  2⤵
  - Modifies registry class
  PID:2588

Analysis

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Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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