def4f0e2221314598f08b56d0fc35f169b2c67df22ce67d685fea66b374a6556

Analysis

max time kernel
147s
max time network
71s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 22:18

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General

Target

Thunder/ComDlls/LinkSimulate.dll
Size

144KB
MD5

419886f607c1f8db0d3a34564cfa551a
SHA1

68defb5bcf408414cb88744cef38254a7d2f3a88
SHA256

4d9e630a1144cf44ac5f149dab5c83bf2d1090ba658b20dc85a0ed145fb385c8
SHA512

f2812528940ef539eee47997e5289cbf678505f0dd60aa85d156dae082b2f03458261da9b0e01d3291bd6ec801b39f5239f0836ab4ace0edb785708d5f07b1c8
SSDEEP

1536:/X15psBF0DScuvfkxDn0dcJoOc1sPKdJpkpzHYtd/wStRC5tnByL4G2tDI:/X1c4e7vfkhUcyOksCmLMdjts5tBVx

Score

1^/10

Malware Config

Signatures

Modifies registry class 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5EA021C6-4F62-49D1-B7A8-0BDFF3FDFE35}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E2065C93-6DF5-4782-AB38-EEC53AA41C76}\Implemented Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\JetCar.Netscape.1\ = "A Simulation for JetCar Netscape Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E2065C93-6DF5-4782-AB38-EEC53AA41C76}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Thunder\\ComDlls\\LinkSimulate.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ThunderServer.webThunder\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D2E6878A-49AF-4F6B-8A2F-C2A93F19EF80}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E90140FD-715A-498B-B2A3-D4D5757C51EA}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{31E65258-D044-4D15-B94F-65423D660319}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{15004BAA-9BD7-4A5E-AB3D-CA45724D6305}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E2E5C57A-BA48-4B0D-A5B5-13130F9D2AA3}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ThunderServer.webThunder.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D2E6878A-49AF-4F6B-8A2F-C2A93F19EF80}\TypeLib\ = "{E90140FD-715A-498B-B2A3-D4D5757C51EA}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{31E65258-D044-4D15-B94F-65423D660319}\ = "IwebThunder"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5EA021C6-4F62-49D1-B7A8-0BDFF3FDFE35}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5EA021C6-4F62-49D1-B7A8-0BDFF3FDFE35}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E2E5C57A-BA48-4B0D-A5B5-13130F9D2AA3}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Thunder\\ComDlls\\LinkSimulate.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{31E65258-D044-4D15-B94F-65423D660319}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E2065C93-6DF5-4782-AB38-EEC53AA41C76}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D2E6878A-49AF-4F6B-8A2F-C2A93F19EF80}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Thunder\\ComDlls\\LinkSimulate.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E90140FD-715A-498B-B2A3-D4D5757C51EA}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{15004BAA-9BD7-4A5E-AB3D-CA45724D6305}\TypeLib\ = "{E90140FD-715A-498B-B2A3-D4D5757C51EA}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{15004BAA-9BD7-4A5E-AB3D-CA45724D6305}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5EA021C6-4F62-49D1-B7A8-0BDFF3FDFE35}\TypeLib\ = "{E90140FD-715A-498B-B2A3-D4D5757C51EA}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{15004BAA-9BD7-4A5E-AB3D-CA45724D6305}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{7381F8D4-93CB-4F11-8BFD-BFEA389708A7}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\QQIEHelper.QQRightClick.2\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D2E6878A-49AF-4F6B-8A2F-C2A93F19EF80}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{15004BAA-9BD7-4A5E-AB3D-CA45724D6305}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\LinkSimulate.DLL\AppID = "{7381F8D4-93CB-4F11-8BFD-BFEA389708A7}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E2065C93-6DF5-4782-AB38-EEC53AA41C76}\ProgID\ = "JetCar.Netscape.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5EA021C6-4F62-49D1-B7A8-0BDFF3FDFE35}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D2E6878A-49AF-4F6B-8A2F-C2A93F19EF80}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E90140FD-715A-498B-B2A3-D4D5757C51EA}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{15004BAA-9BD7-4A5E-AB3D-CA45724D6305}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\JetCar.Netscape\ = "A Simulation for JetCar Netscape Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D2E6878A-49AF-4F6B-8A2F-C2A93F19EF80}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E90140FD-715A-498B-B2A3-D4D5757C51EA}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{31E65258-D044-4D15-B94F-65423D660319}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5EA021C6-4F62-49D1-B7A8-0BDFF3FDFE35}\ = "IQQRightClick"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E2065C93-6DF5-4782-AB38-EEC53AA41C76}\Implemented Categories	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\JetCar.Netscape\CLSID\ = "{E2065C93-6DF5-4782-AB38-EEC53AA41C76}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\QQIEHelper.QQRightClick\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E2E5C57A-BA48-4B0D-A5B5-13130F9D2AA3}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ThunderServer.webThunder.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D2E6878A-49AF-4F6B-8A2F-C2A93F19EF80}\ = "webThunder Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D2E6878A-49AF-4F6B-8A2F-C2A93F19EF80}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{7381F8D4-93CB-4F11-8BFD-BFEA389708A7}\ = "LinkSimulate"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\JetCar.Netscape	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E90140FD-715A-498B-B2A3-D4D5757C51EA}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5EA021C6-4F62-49D1-B7A8-0BDFF3FDFE35}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E2065C93-6DF5-4782-AB38-EEC53AA41C76}\Implemented Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E2065C93-6DF5-4782-AB38-EEC53AA41C76}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E2E5C57A-BA48-4B0D-A5B5-13130F9D2AA3}\VersionIndependentProgID\ = "QQIEHelper.QQRightClick"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D2E6878A-49AF-4F6B-8A2F-C2A93F19EF80}\ProgID\ = "ThunderServer.webThunder.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D2E6878A-49AF-4F6B-8A2F-C2A93F19EF80}\VersionIndependentProgID\ = "ThunderServer.webThunder"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{31E65258-D044-4D15-B94F-65423D660319}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{31E65258-D044-4D15-B94F-65423D660319}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D2E6878A-49AF-4F6B-8A2F-C2A93F19EF80}\Implemented Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\QQIEHelper.QQRightClick\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\QQIEHelper.QQRightClick\CurVer\ = "QQIEHelper.QQRightClick.2"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E90140FD-715A-498B-B2A3-D4D5757C51EA}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{31E65258-D044-4D15-B94F-65423D660319}\ = "IwebThunder"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{31E65258-D044-4D15-B94F-65423D660319}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E2065C93-6DF5-4782-AB38-EEC53AA41C76}\ = "A Simulation for JetCar Netscape Class"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5024 wrote to memory of 2592	5024	regsvr32.exe	16
PID 5024 wrote to memory of 2592	5024	regsvr32.exe	16
PID 5024 wrote to memory of 2592	5024	regsvr32.exe	16

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\Thunder\ComDlls\LinkSimulate.dll
1⤵
- Modifies registry class
PID:2592

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\Thunder\ComDlls\LinkSimulate.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:5024

Analysis

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Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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