Analysis
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max time kernel
118s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
02/02/2024, 23:16
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
VirusShare-01106433156ad3a132f0be9ca839a3ed.dll
Resource
win7-20231129-en
3 signatures
150 seconds
General
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Target
VirusShare-01106433156ad3a132f0be9ca839a3ed.dll
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Size
164KB
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MD5
01106433156ad3a132f0be9ca839a3ed
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SHA1
3a0d0340bb2051925aafec855b96bcbc543380dc
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SHA256
dd46fbd412031502ed5c4b954fd759545c413c18424d3d3295f6bd8ae93110b6
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SHA512
868e11050cfe8e91e13c8e43d31662a8ce890843c2dc9193dcadd4d84b059c07e3958a75d5d759c0fe3ec8f36e9e3057329e5ef6f48ca27dcb7ffb9e03ace333
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SSDEEP
3072:5KAmjyXaHvdCJX9MqSFEkrNoGP/cHw8Wp6:AhO9MqS6kr30wv
Malware Config
Signatures
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Installs/modifies Browser Helper Object 2 TTPs 2 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{0A1A2A3A-4A5A-6A7A-8A9A-AABACADAEAFA} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{0A1A2A3A-4A5A-6A7A-8A9A-AABACADAEAFA}\ = "iagold VS" regsvr32.exe -
Modifies registry class 46 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\iagold.VS.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\iagold.VS\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A1A2A3A-4A5A-6A7A-8A9A-AABACADAEAFA}\ = "VS Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{1E1B2878-88FF-11D2-8D96-D7ACAC43337F}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{1E1B2878-88FF-11D2-8D96-D7ACAC43337F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\iagold.VS.1\ = "iagold Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\iagold.VS.1\CLSID\ = "{0A1A2A3A-4A5A-6A7A-8A9A-AABACADAEAFA}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\iagold.VS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\iagold.VS\CLSID\ = "{0A1A2A3A-4A5A-6A7A-8A9A-AABACADAEAFA}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{1E1B2878-88FF-11D2-8D96-D7ACAC43337F}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{1E1B2878-88FF-11D2-8D96-D7ACAC43337F}\TypeLib\ = "{1E1B286C-88FF-11D2-8D96-D7ACAC43337F}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1E1B2878-88FF-11D2-8D96-D7ACAC43337F}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\iagold.VS.1\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A1A2A3A-4A5A-6A7A-8A9A-AABACADAEAFA}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D2-8D96-D7ACAC43337F} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D2-8D96-D7ACAC43337F}\1.0\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D2-8D96-D7ACAC43337F}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\VirusShare-01106433156ad3a132f0be9ca839a3ed.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D2-8D96-D7ACAC43337F}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1E1B2878-88FF-11D2-8D96-D7ACAC43337F} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A1A2A3A-4A5A-6A7A-8A9A-AABACADAEAFA}\VersionIndependentProgID\ = "iagold.VS" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D2-8D96-D7ACAC43337F}\1.0\ = "iagold 1.0 Type Library" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{1E1B2878-88FF-11D2-8D96-D7ACAC43337F} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1E1B2878-88FF-11D2-8D96-D7ACAC43337F}\ = "IViewSource" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1E1B2878-88FF-11D2-8D96-D7ACAC43337F}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1E1B2878-88FF-11D2-8D96-D7ACAC43337F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1E1B2878-88FF-11D2-8D96-D7ACAC43337F}\TypeLib\ = "{1E1B286C-88FF-11D2-8D96-D7ACAC43337F}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A1A2A3A-4A5A-6A7A-8A9A-AABACADAEAFA}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A1A2A3A-4A5A-6A7A-8A9A-AABACADAEAFA}\ProgID\ = "iagold.VS.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A1A2A3A-4A5A-6A7A-8A9A-AABACADAEAFA}\TypeLib\ = "{0B1B2B3B-4B5B-6B7B-8B9B-ABBBCBDBEBFB}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D2-8D96-D7ACAC43337F}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{1E1B2878-88FF-11D2-8D96-D7ACAC43337F}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A1A2A3A-4A5A-6A7A-8A9A-AABACADAEAFA} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A1A2A3A-4A5A-6A7A-8A9A-AABACADAEAFA}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D2-8D96-D7ACAC43337F}\1.0\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{1E1B2878-88FF-11D2-8D96-D7ACAC43337F}\ = "IViewSource" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1E1B2878-88FF-11D2-8D96-D7ACAC43337F}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\iagold.VS\CurVer regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A1A2A3A-4A5A-6A7A-8A9A-AABACADAEAFA}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D2-8D96-D7ACAC43337F}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\iagold.VS\ = "iagold Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\iagold.VS\CurVer\ = "iagold.VS.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A1A2A3A-4A5A-6A7A-8A9A-AABACADAEAFA}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A1A2A3A-4A5A-6A7A-8A9A-AABACADAEAFA}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A1A2A3A-4A5A-6A7A-8A9A-AABACADAEAFA}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\VirusShare-01106433156ad3a132f0be9ca839a3ed.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D2-8D96-D7ACAC43337F}\1.0\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D2-8D96-D7ACAC43337F}\1.0\HELPDIR regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2348 wrote to memory of 2360 2348 regsvr32.exe 28 PID 2348 wrote to memory of 2360 2348 regsvr32.exe 28 PID 2348 wrote to memory of 2360 2348 regsvr32.exe 28 PID 2348 wrote to memory of 2360 2348 regsvr32.exe 28 PID 2348 wrote to memory of 2360 2348 regsvr32.exe 28 PID 2348 wrote to memory of 2360 2348 regsvr32.exe 28 PID 2348 wrote to memory of 2360 2348 regsvr32.exe 28
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\VirusShare-01106433156ad3a132f0be9ca839a3ed.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2348 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\VirusShare-01106433156ad3a132f0be9ca839a3ed.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:2360
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