Analysis
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max time kernel
51s -
max time network
51s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
29-06-2024 01:14
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
17a243841ef12d7610970e59543cf7f1.dll
Resource
win7-20240221-en
windows7-x64
3 signatures
150 seconds
General
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Target
17a243841ef12d7610970e59543cf7f1.dll
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Size
368KB
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MD5
17a243841ef12d7610970e59543cf7f1
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SHA1
5b0416c922a1e8720445fff99815d83d33f5c91f
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SHA256
b46e3424ce677b1acb26d96489586e8bc3456b9971ba7d45f5d81362fe753614
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SHA512
4c91cb7fe256f8ac4b08a38434e704fa0dc092af285f423fcf542483e52b9e422eb33383c0fa1ab9d43ededc34834494d78721e0d8204532e884ed5d106edbbb
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SSDEEP
6144:FfD182W0HOtISfZJDBPWtzGQfEOakSEQGISqfEaakSEQjXyrP:FfR8WIfZJDBPWtzGQY
Malware Config
Signatures
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Installs/modifies Browser Helper Object 2 TTPs 1 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
Processes:
regsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19} regsvr32.exe -
Modifies registry class 50 IoCs
Processes:
regsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE}\1.0\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\TypeLib\ = "{D1A21557-4008-4B1B-A645-D5319A5E77DE}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\TypeLib\ = "{D1A21557-4008-4B1B-A645-D5319A5E77DE}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\ProgID\ = "QXK.Olive" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\17a243841ef12d7610970e59543cf7f1.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE}\1.0\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE}\1.0\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\ = "Iapna" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\ = "Iapna" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\ = "_IapnaEvents" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE}\1.0\ = "apna TL" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE}\1.0\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\ = "_IapnaEvents" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\TypeLib\ = "{D1A21557-4008-4B1B-A645-D5319A5E77DE}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\17a243841ef12d7610970e59543cf7f1.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\TypeLib\ = "{D1A21557-4008-4B1B-A645-D5319A5E77DE}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE}\1.0\HELPDIR\ regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\ = "QXK Olive" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\TypeLib\ = "{D1A21557-4008-4B1B-A645-D5319A5E77DE}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\VersionIndependentProgID\ = "QXK.Olive" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\VersionIndependentProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\TypeLib\Version = "1.0" regsvr32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
regsvr32.exedescription pid process target process PID 4628 wrote to memory of 3752 4628 regsvr32.exe regsvr32.exe PID 4628 wrote to memory of 3752 4628 regsvr32.exe regsvr32.exe PID 4628 wrote to memory of 3752 4628 regsvr32.exe regsvr32.exe
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\17a243841ef12d7610970e59543cf7f1.dll1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\17a243841ef12d7610970e59543cf7f1.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class