Analysis
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max time kernel
146s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
29-11-2022 15:14
Behavioral task
behavioral1
Sample
4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe
Resource
win10v2004-20221111-en
General
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Target
4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe
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Size
332KB
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MD5
e25b345ce0eafa924fc3113c8e57c13c
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SHA1
28cf299f71c9f645588fbade8b6fe6cbb333b32d
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SHA256
4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450
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SHA512
81c8f07d44ca3dca91fd92c59b8130d370d01a1a11d90f8a2cde41d323ecd5b64a755f440ea9a220cbc8384a3194773145f6262359e7d085f6e482bd03e4a31a
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SSDEEP
6144:TejAK3P4QL49yuzSy9D8WpaDmSEkBDK+AUN7i8w8JH91scKH6CU:KjAK3Loy+9DFpWZAM48JsHS
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1680-132-0x0000000000400000-0x00000000004AE000-memory.dmp upx behavioral2/memory/1680-133-0x0000000000400000-0x00000000004AE000-memory.dmp upx -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/1680-133-0x0000000000400000-0x00000000004AE000-memory.dmp autoit_exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\SearchScopes\{402128F8-5DD7-4039-B4BE-80E4366186AF} 4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{402128F8-5DD7-4039-B4BE-80E4366186AF}\URL = "http://www.go2000.cn/p/?q={searchTerms}" 4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\SearchScopes\DefaultScope = "{402128F8-5DD7-4039-B4BE-80E4366186AF}" 4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\SearchScopes\{402128F8-5DD7-4039-B4BE-80E4366186AF} 4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\SearchScopes\{402128F8-5DD7-4039-B4BE-80E4366186AF}\DisplayName = "网页搜索" 4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main 4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\SearchScopes 4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\Version = "1" 4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\SearchScopes 4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\SearchScopes\{402128F8-5DD7-4039-B4BE-80E4366186AF}\URL = "http://www.go2000.cn/p/?q={searchTerms}" 4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\DefaultScope = "{402128F8-5DD7-4039-B4BE-80E4366186AF}" 4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{402128F8-5DD7-4039-B4BE-80E4366186AF}\DisplayName = "网页搜索" 4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{402128F8-5DD7-4039-B4BE-80E4366186AF}\Codepage = "65001" 4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe -
Modifies Internet Explorer start page 1 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://www.you2000.net/" 4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D} 4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\shell 4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\shell\OpenHomePage 4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\shell\OpenHomePage\Command 4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID 4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe"C:\Users\Admin\AppData\Local\Temp\4a756967ad561feee6a55ac4a86aaacebfb220062300bce041c2ad84548bb450.exe"1⤵
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Modifies registry class
PID:1680