96820541e563ae6bd9e97a0ec95bcbc5e2044dc89574d3c8d0b7b40edc276222

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
18/03/2024, 21:34

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General

Target

$SYSDIR/MSINET.dll
Size

112KB
MD5

7bec181a21753498b6bd001c42a42722
SHA1

3249f233657dc66632c0539c47895bfcee5770cc
SHA256

73da54b69911bdd08ea8bbbd508f815ef7cfa59c4684d75c1c602252ec88ee31
SHA512

d671e25ae5e02a55f444d253f0e4a42af6a5362d9759fb243ad6d2c333976ab3e98669621ec0850ad915ee06acbe8e70d77b084128fc275462223f4f5ab401bc
SSDEEP

3072:i4QYXpLZaH+kCp1RCaSCF/6UMiySQYPfrj:i4rBfL1RCaSC0ej

Score

1^/10

Malware Config

Signatures

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59294-9880-11CF-9754-00AA00C00908}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{48E59290-9880-11CF-9754-00AA00C00908}\1.0\FLAGS\ = "2"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{48E59291-9880-11CF-9754-00AA00C00908}\TypeLib\Version = "1.0"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\MiscStatus\1\ = "132497"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\ProgID\ = "InetCtls.Inet.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59295-9880-11CF-9754-00AA00C00908}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59295-9880-11CF-9754-00AA00C00908}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$SYSDIR\\MSINET.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{48E59290-9880-11CF-9754-00AA00C00908}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{48E59291-9880-11CF-9754-00AA00C00908}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{48E59291-9880-11CF-9754-00AA00C00908}\TypeLib\ = "{48E59290-9880-11CF-9754-00AA00C00908}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{48E59291-9880-11CF-9754-00AA00C00908}\ = "IInet"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$SYSDIR\\MSINET.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59294-9880-11CF-9754-00AA00C00908}\ = "Internet Control General Property Page Object"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59295-9880-11CF-9754-00AA00C00908}\ = "Internet Control URL Property Page Object"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{48E59290-9880-11CF-9754-00AA00C00908}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{48E59292-9880-11CF-9754-00AA00C00908}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\InetCtls.Inet\CurVer\ = "InetCtls.Inet.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\VersionIndependentProgID\ = "InetCtls.Inet"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\Implemented Categories\{0DE86A53-2BAA-11CF-A229-00AA003D7352}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{48E59290-9880-11CF-9754-00AA00C00908}\1.0\HELPDIR\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\InetCtls.Inet\CLSID\ = "{48E59293-9880-11CF-9754-00AA00C00908}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\Version\ = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\MiscStatus\ = "0"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59294-9880-11CF-9754-00AA00C00908}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{48E59290-9880-11CF-9754-00AA00C00908}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{48E59291-9880-11CF-9754-00AA00C00908}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\InetCtls.Inet.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\InetCtls.Inet.1\CLSID\ = "{48E59293-9880-11CF-9754-00AA00C00908}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{48E59292-9880-11CF-9754-00AA00C00908}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{48E59291-9880-11CF-9754-00AA00C00908}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{48E59291-9880-11CF-9754-00AA00C00908}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\Implemented Categories\{40FC6ED4-2438-11CF-A3DB-080036F12502}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59294-9880-11CF-9754-00AA00C00908}\InprocServer32	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59295-9880-11CF-9754-00AA00C00908}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{48E59291-9880-11CF-9754-00AA00C00908}\ = "IInet"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{48E59292-9880-11CF-9754-00AA00C00908}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\TypeLib\ = "{48E59290-9880-11CF-9754-00AA00C00908}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{48E59292-9880-11CF-9754-00AA00C00908}\ = "DInetEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{48E59292-9880-11CF-9754-00AA00C00908}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59295-9880-11CF-9754-00AA00C00908}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{48E59290-9880-11CF-9754-00AA00C00908}\1.0\ = "Microsoft Internet Transfer Control 6.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\ = "Microsoft Internet Transfer Control, version 6.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\InetCtls.Inet\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{48E59290-9880-11CF-9754-00AA00C00908}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{48E59290-9880-11CF-9754-00AA00C00908}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$SYSDIR\\MSINET.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{48E59291-9880-11CF-9754-00AA00C00908}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\MiscStatus\1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\Implemented Categories\{0DE86A52-2BAA-11CF-A229-00AA003D7352}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\ToolboxBitmap32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59294-9880-11CF-9754-00AA00C00908}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$SYSDIR\\MSINET.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\Control	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\Implemented Categories\{0DE86A57-2BAA-11CF-A229-00AA003D7352}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{48E59292-9880-11CF-9754-00AA00C00908}\ = "DInetEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{48E59292-9880-11CF-9754-00AA00C00908}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\InetCtls.Inet	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48E59293-9880-11CF-9754-00AA00C00908}\Version	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4724 wrote to memory of 4932	4724	regsvr32.exe	85
PID 4724 wrote to memory of 4932	4724	regsvr32.exe	85
PID 4724 wrote to memory of 4932	4724	regsvr32.exe	85

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\$SYSDIR\MSINET.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4724
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\$SYSDIR\MSINET.dll
  2⤵
  - Modifies registry class
  PID:4932

Analysis

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Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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