88977075356dc9e4c81ff59e5ffc004ab3d62070c1062ce7b690a941d5328090

Analysis

max time kernel
146s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
24-04-2024 14:07

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General

Target

PCW.dll
Size

399KB
MD5

074b45a78113cf096d43187a5d38bbb6
SHA1

d31653a23df8e96c1f3f0f46a6178e8c3b05dcb5
SHA256

0b26f0cdc7dedcda0668ba6628aa9d3774ed5c97c7801c18b582cf4f43367f7c
SHA512

725755591e127e809be2aa7b3262178328257ff49f7666cb1005cdecb56b37936ca9b5cf83c3c343851f8c0063664def10efd9b183d94e78fcbbf46945e66c89
SSDEEP

6144:Awfej2TDeTp0QIGSvCNLxCOeDlsLKF79k2+VbcYpANKyklyT8BEd+n:Awf8NSvVcKF79QVbcYWQyZ8

Score

1^/10

Malware Config

Signatures

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E9662742-1760-4CC7-9BD9-CECFD6F0F594}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5B331BA4-FE84-4EE4-ACFC-F941B02F6282}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5B331BA4-FE84-4EE4-ACFC-F941B02F6282}\TypeLib\ = "{E9662742-1760-4CC7-9BD9-CECFD6F0F594}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}\Control	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}\TypeLib\ = "{E9662742-1760-4CC7-9BD9-CECFD6F0F594}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5B331BA4-FE84-4EE4-ACFC-F941B02F6282}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}\MiscStatus	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}\MiscStatus\1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}\Implemented Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8BF057EB-2D2F-4396-911F-B564A366AAA5}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8BF057EB-2D2F-4396-911F-B564A366AAA5}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5B331BA4-FE84-4EE4-ACFC-F941B02F6282}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5B331BA4-FE84-4EE4-ACFC-F941B02F6282}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48AAF3B1-ABED-480E-B196-CA325A4E5D03}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\PCW.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E9662742-1760-4CC7-9BD9-CECFD6F0F594}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\PCW.PCWCtrl.1\ = "PCW Control"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}\MiscStatus\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}\Implemented Categories	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8BF057EB-2D2F-4396-911F-B564A366AAA5}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5B331BA4-FE84-4EE4-ACFC-F941B02F6282}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}\MiscStatus\1\ = "131473"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5B331BA4-FE84-4EE4-ACFC-F941B02F6282}\ = "_DPCWEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8BF057EB-2D2F-4396-911F-B564A366AAA5}\ = "_DPCW"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8BF057EB-2D2F-4396-911F-B564A366AAA5}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5B331BA4-FE84-4EE4-ACFC-F941B02F6282}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}\Version	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8BF057EB-2D2F-4396-911F-B564A366AAA5}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8BF057EB-2D2F-4396-911F-B564A366AAA5}\TypeLib\ = "{E9662742-1760-4CC7-9BD9-CECFD6F0F594}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5B331BA4-FE84-4EE4-ACFC-F941B02F6282}\TypeLib\ = "{E9662742-1760-4CC7-9BD9-CECFD6F0F594}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}\ToolboxBitmap32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\PCW.dll, 1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8BF057EB-2D2F-4396-911F-B564A366AAA5}\TypeLib\ = "{E9662742-1760-4CC7-9BD9-CECFD6F0F594}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8BF057EB-2D2F-4396-911F-B564A366AAA5}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5B331BA4-FE84-4EE4-ACFC-F941B02F6282}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5B331BA4-FE84-4EE4-ACFC-F941B02F6282}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\PCW.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8BF057EB-2D2F-4396-911F-B564A366AAA5}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5B331BA4-FE84-4EE4-ACFC-F941B02F6282}\ = "_DPCWEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E9662742-1760-4CC7-9BD9-CECFD6F0F594}\1.0\ = "PCW ActiveX ÄÁÆ®·Ñ ¸ðµâ"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E9662742-1760-4CC7-9BD9-CECFD6F0F594}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E9662742-1760-4CC7-9BD9-CECFD6F0F594}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\PCW.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E9662742-1760-4CC7-9BD9-CECFD6F0F594}\1.0\HELPDIR\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8BF057EB-2D2F-4396-911F-B564A366AAA5}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8BF057EB-2D2F-4396-911F-B564A366AAA5}\ = "_DPCW"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PCW.PCWCtrl.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}\Control\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8BF057EB-2D2F-4396-911F-B564A366AAA5}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5B331BA4-FE84-4EE4-ACFC-F941B02F6282}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48AAF3B1-ABED-480E-B196-CA325A4E5D03}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}\ToolboxBitmap32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}\Version\ = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E9662742-1760-4CC7-9BD9-CECFD6F0F594}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E9662742-1760-4CC7-9BD9-CECFD6F0F594}\1.0\FLAGS\ = "2"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E9662742-1760-4CC7-9BD9-CECFD6F0F594}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8BF057EB-2D2F-4396-911F-B564A366AAA5}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0A34207-F738-4474-9E89-0A184BD3E947}\ = "PCW Control"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E9662742-1760-4CC7-9BD9-CECFD6F0F594}\1.0\HELPDIR	regsvr32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4512	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 4512	1924	regsvr32.exe	85
PID 1924 wrote to memory of 4512	1924	regsvr32.exe	85
PID 1924 wrote to memory of 4512	1924	regsvr32.exe	85

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\PCW.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1924
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\PCW.dll
  2⤵
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  PID:4512

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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