Analysis
- max time kernel
148s - max time network
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/10/2026, 00:27
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2ac4f3b9d2b67864dec0eef05b3994bc9a452196583d1bb5f402f61f210a1b62.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
2ac4f3b9d2b67864dec0eef05b3994bc9a452196583d1bb5f402f61f210a1b62.dll
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
3 signatures
150 seconds
General
- Target 2ac4f3b9d2b67864dec0eef05b3994bc9a452196583d1bb5f402f61f210a1b62.dll
- Size 704KB
- Sample261030-ar7bcat1cw
- SHA256 2ac4f3b9d2b67864dec0eef05b3994bc9a452196583d1bb5f402f61f210a1b62
- MD5 4f9faca36e897346f88de6159fb8afa6
- SHA1 23e05ef3e57457094ac7b7905da1f32fcedd5cfc
- SHA512 82cbc2c5f1dee9e59787610d983ac97a581fc3248a8fc986a5315ed0b93f5fc8d3cc87b5f41699c059981d1c8cd3e522e3365e1d4e83fd0e68ca81d94428ebfe
- SSDEEP 12288:nWsdoRk8jF0M2hF6YngJsghYZqhvBWhY5FyouFb0NxIo70LeC:nldoRk8jF0MoFlgwGqH
- TLSH T154E40950A1C6A75AD417037068EEBA22BB3C6921B337DBC7B2089A7C4FD57D16D34B12
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10
Malware Config
Signatures
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe - Modifies registry class 64 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F1E50292-A795-4117-8E09-2B560A72AC60}\ProxyStubClsid32\ = "{79EAC9F1-BAF9-11CE-8C82-00AA004BA90B}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A39EE748-6A27-4817-A6F2-13914BEF5890}\ProxyStubClsid32\ = "{79EAC9F1-BAF9-11CE-8C82-00AA004BA90B}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Handler\ftp regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Filter\deflate regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4F9F9FCB-E0F4-48EB-B7AB-FA2EA9365CB4}\NumMethods\ = "6" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{79EAC9D6-BAFA-11CE-8C82-00AA004BA90B}\ProxyStubClsid32\ = "{79EAC9F1-BAF9-11CE-8C82-00AA004BA90B}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Handler\ftp\ = "ftp: Asynchronous Pluggable Protocol Handler" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Handler\mk\CLSID = "{79eac9e6-baf9-11ce-8c82-00aa004ba90b}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{79EAC9D2-BAF9-11CE-8C82-00AA004BA90B}\NumMethods\ = "5" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{79EAC9C0-BAF9-11CE-8C82-00AA004BA90B}\ProxyStubClsid32\ = "{79EAC9F1-BAF9-11CE-8C82-00AA004BA90B}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{79EAC9EE-BAF9-11CE-8C82-00AA004BA90B}\NumMethods regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Handler\http\ = "http: Asynchronous Pluggable Protocol Handler" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{79EAC9D6-BAFA-11CE-8C82-00AA004BA90B}\ = "IWinInetInfo" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A5CA5F7F-1847-4D87-9C5B-918509F7511D}\NumMethods\ = "4" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Handler\cdl\CLSID = "{3dd53d40-7b8b-11d0-b013-00aa0059ce02}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Handler\local regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Handler\https\ = "https: Asynchronous Pluggable Protocol Handler" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{79EAC9C1-BAF9-11CE-8C82-00AA004BA90B}\NumMethods regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FC4801A1-2BA9-11CF-A229-00AA003D7352}\NumMethods regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Handler\http regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{AAA74EF9-8EE7-4659-88D9-F8C504DA73CC}\ProxyStubClsid32\ = "{79EAC9F1-BAF9-11CE-8C82-00AA004BA90B}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A39EE748-6A27-4817-A6F2-13914BEF5890}\ = "IUri" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{AAA74EF9-8EE7-4659-88D9-F8C504DA73CC}\NumMethods\ = "12" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{79EAC9E4-BAF9-11CE-8C82-00AA004BA90B}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Handler\mk\ = "mk: Asynchronous Pluggable Protocol Handler" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F164EDF1-CC7C-4F0D-9A94-34222625C393}\ = "IInternetSecurityManagerEx" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{79EAC9C0-BAF9-11CE-8C82-00AA004BA90B}\NumMethods\ = "9" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{AAA74EF9-8EE7-4659-88D9-F8C504DA73CC}\ = "IBindStatusCallbackEx" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F164EDF1-CC7C-4F0D-9A94-34222625C393}\NumMethods\ = "12" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CD45F185-1B21-48E2-967B-EAD743A8914E}\ProxyStubClsid32\ = "{79EAC9F1-BAF9-11CE-8C82-00AA004BA90B}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{79EAC9E4-BAF9-11CE-8C82-00AA004BA90B}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Handler\cdl regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Handler\ftp regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{79EAC9C0-BAF9-11CE-8C82-00AA004BA90B}\NumMethods regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2AD1EDAF-D83D-48B5-9ADF-03DBE19F53BD}\ProxyStubClsid32\ = "{79EAC9F1-BAF9-11CE-8C82-00AA004BA90B}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A5CA5F7F-1847-4D87-9C5B-918509F7511D}\ProxyStubClsid32\ = "{79EAC9F1-BAF9-11CE-8C82-00AA004BA90B}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F1E50292-A795-4117-8E09-2B560A72AC60}\NumMethods regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Handler\local\ = "file:, local: Asynchronous Pluggable Protocol Handler" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Filter\deflate\CLSID = "{8f6b0360-b80d-11d0-a9b3-006097942311}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Filter\gzip regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{79EAC9D8-BAFA-11CE-8C82-00AA004BA90B}\NumMethods\ = "5" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CD45F185-1B21-48E2-967B-EAD743A8914E}\NumMethods\ = "6" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Handler\mk regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F1E50292-A795-4117-8E09-2B560A72AC60}\NumMethods\ = "16" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CD45F185-1B21-48E2-967B-EAD743A8914E}\NumMethods regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Handler\https\CLSID = "{79eac9e5-baf9-11ce-8c82-00aa004ba90b}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Filter\gzip\ = "AP Deflate Encoding/Decoding Filter" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Filter\lzdhtml\CLSID = "{8f6b0360-b80d-11d0-a9b3-006097942311}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{79EAC9D0-BAF9-11CE-8C82-00AA004BA90B}\ = "IAuthenticate" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{79EAC9D8-BAFA-11CE-8C82-00AA004BA90B}\ProxyStubClsid32\ = "{79EAC9F1-BAF9-11CE-8C82-00AA004BA90B}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{79EAC9C9-BAF9-11CE-8C82-00AA004BA90B}\ = "IPersistMoniker" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Filter\lzdhtml\ = "AP Deflate Encoding/Decoding Filter" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{79EAC9C1-BAF9-11CE-8C82-00AA004BA90B}\ = "IBindStatusCallback" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{79EAC9C9-BAF9-11CE-8C82-00AA004BA90B}\NumMethods regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{79EAC9C9-BAF9-11CE-8C82-00AA004BA90B}\NumMethods\ = "9" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Handler\local\CLSID = "{79eac9e7-baf9-11ce-8c82-00aa004ba90b}" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Handler\https regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8F6B0360-B80D-11D0-A9B3-006097942311} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8F6B0360-B80D-11D0-A9B3-006097942311}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2ac4f3b9d2b67864dec0eef05b3994bc9a452196583d1bb5f402f61f210a1b62.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Handler\file\CLSID = "{79eac9e7-baf9-11ce-8c82-00aa004ba90b}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PROTOCOLS\Filter\deflate\ = "AP Deflate Encoding/Decoding Filter" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FC4801A1-2BA9-11CF-A229-00AA003D7352}\NumMethods\ = "6" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{79EAC9D2-BAF9-11CE-8C82-00AA004BA90B}\ProxyStubClsid32\ = "{79EAC9F1-BAF9-11CE-8C82-00AA004BA90B}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4F9F9FCB-E0F4-48EB-B7AB-FA2EA9365CB4}\ = "IHttpNegotiate2" regsvr32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2444 wrote to memory of 4528 2444 regsvr32.exe 90
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\2ac4f3b9d2b67864dec0eef05b3994bc9a452196583d1bb5f402f61f210a1b62.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2444 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\2ac4f3b9d2b67864dec0eef05b3994bc9a452196583d1bb5f402f61f210a1b62.dll2⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:4528
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\RGI32DE.tmp
- Size 19KB
- SHA256 2d5f08b0bbe5182195494ea32244140153657fca2c86949699860e47ba196fe0
- MD5 b1c8a87a56ac31e5d1a84b279e141a3c
- SHA1 6e031e55355cee2c63b4f351a747e53229c7cfd4
- SHA512 c09b7d7316b2976d6ed5a465671b3d515c069ea605153a3d12c95a78a7987b38c1ffee42bcbae4af61cb9b03c4f2ea72d42fec6e7477022518083c885237f3d7
- SSDEEP 384:XY/qNHA2BtKwX+9+6Z9Z6L9L6bMZ9Z6P9P6+9+67976k9k6o9o6L9L60906zkO9B:YYA7WJ/76ljYGZNyRuWJdiYIUH+RlKYk
- TLSH T1C1924339A028EF0DA00F3229629F3061F1DD28F9D15CFD6669DFA7BB5D88D494072786
- MD5 SHA1 SHA512 SSDEEP TLSH