HvsiManagementApi[.]dll

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General

Target

HvsiManagementApi.dll
Size

100KB
MD5

7f7846ef847b04e14bb27a090e76f777
SHA1

10d21067f136911bbce9e0b088362aaab680173a
SHA256

c5ef097acead2aa8593435aab3c673488c7fa632c480497c2c2b5f4e508b28e5
SHA512

816fd2bd02b5526844d9aa1dab569997c6a221892d97af28cdcca5f3e70dd88d273b95f6f495be8bda592f3b39e2cec4830a014d6966f4978a08b5a91f115a7f
SSDEEP

3072:Jjkbcz2jSN1CCq35DeZGsvMqDd7C1DsjV+QibS9s9qcntJpp:AtjSN1CPeZGsvMqDpCCjV+hb99r

Score

1^/10

Malware Config

Signatures

Files

HvsiManagementApi.dll
.dll windows:10 windows x86 arch:x86

5dbb2e770a6a3e054e8802a1c852ee1b

Code Sign

33:00:00:04:5f:f3:c9:6c:1a:7f:f7:da:1d:00:00:00:00:04:5f
Certificate

Issuer

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

16/11/2023, 19:20

Not After

14/11/2024, 19:20

Subject

CN=Microsoft Windows,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:07:76:56:00:00:00:00:00:08
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

19/10/2011, 18:41

Not After

19/10/2026, 18:51

Subject

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

1a:db:dc:58:0a:50:fe:fa:b5:71:42:37:70:28:d7:e7:ec:27:5c:13:c6:89:67:39:1b:b6:c5:e2:7b:21:8c:f8
Signer

Actual PE Digest

1a:db:dc:58:0a:50:fe:fa:b5:71:42:37:70:28:d7:e7:ec:27:5c:13:c6:89:67:39:1b:b6:c5:e2:7b:21:8c:f8

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

PDB Paths

HvsiManagementApi.pdb

Imports

api-ms-win-crt-runtime-l1-1-0

_initterm_e
_initterm

api-ms-win-crt-private-l1-1-0

_o__crt_atexit
_o__errno
_o__execute_onexit_table
_o__initialize_narrow_environment
_o__initialize_onexit_table
_o__invalid_parameter_noinfo
_o__invalid_parameter_noinfo_noreturn
_o__purecall
_o__register_onexit_function
_o__seh_filter_dll
memmove
_o_free
_o_malloc
_o_realloc
_o_wcscpy_s
_except_handler4_common
_o___stdio_common_vsnprintf_s
_o__configure_narrow_argv
_o___std_type_info_destroy_list
_o___std_exception_destroy
_o___std_exception_copy
_o__cexit
_o__callnewh
_o___stdio_common_vswprintf
__std_terminate
__CxxFrameHandler3
memcmp
memcpy
_CxxThrowException

api-ms-win-crt-string-l1-1-0

memset

policymanager

PolicyManager_GetPolicyInt

api-ms-win-core-synch-l1-2-0

InitOnceExecuteOnce

api-ms-win-core-winrt-string-l1-1-0

WindowsDuplicateString
WindowsCreateString
WindowsDeleteString
HSTRING_UserUnmarshal
HSTRING_UserFree
HSTRING_UserMarshal
HSTRING_UserSize
WindowsGetStringRawBuffer
WindowsIsStringEmpty
WindowsStringHasEmbeddedNull

api-ms-win-core-util-l1-1-0

EncodePointer
DecodePointer

api-ms-win-core-winrt-error-l1-1-0

RoOriginateErrorW
RoOriginateError
RoTransformError

api-ms-win-core-synch-l1-1-0

ReleaseSRWLockExclusive
AcquireSRWLockExclusive
ReleaseSRWLockShared
AcquireSRWLockShared
InitializeSRWLock
LeaveCriticalSection
CreateMutexExW
WaitForSingleObjectEx
ReleaseMutex
OpenSemaphoreW
ReleaseSemaphore
WaitForSingleObject
CreateSemaphoreExW
InitializeCriticalSectionEx
DeleteCriticalSection
EnterCriticalSection

rpcrt4

NdrDllGetClassObject
CStdStubBuffer_Invoke
NdrStubForwardingFunction
NdrStubCall2
IUnknown_AddRef_Proxy
CStdStubBuffer_DebugServerQueryInterface
NdrOleFree
CStdStubBuffer_AddRef
IUnknown_Release_Proxy
NdrOleAllocate
CStdStubBuffer_DebugServerRelease
IUnknown_QueryInterface_Proxy
NdrDllCanUnloadNow
CStdStubBuffer_IsIIDSupported
NdrCStdStubBuffer2_Release

api-ms-win-core-com-midlproxystub-l1-1-0

CStdStubBuffer2_CountRefs
ObjectStublessClient11
ObjectStublessClient17
ObjectStublessClient14
CStdStubBuffer2_Disconnect
ObjectStublessClient7
ObjectStublessClient10
ObjectStublessClient13
CStdStubBuffer2_QueryInterface
NdrProxyForwardingFunction4
ObjectStublessClient12
ObjectStublessClient15
NdrProxyForwardingFunction5
ObjectStublessClient6
CStdStubBuffer2_Connect
ObjectStublessClient8
ObjectStublessClient16
NdrProxyForwardingFunction3
ObjectStublessClient9

api-ms-win-core-profile-l1-1-0

QueryPerformanceCounter

api-ms-win-core-processthreads-l1-1-0

GetCurrentProcessId
GetCurrentThreadId
GetCurrentProcess
TerminateProcess

api-ms-win-core-sysinfo-l1-1-0

GetSystemTimeAsFileTime

api-ms-win-core-interlocked-l1-1-0

InitializeSListHead

api-ms-win-core-debug-l1-1-0

IsDebuggerPresent
OutputDebugStringW
DebugBreak

api-ms-win-core-errorhandling-l1-1-0

SetLastError
UnhandledExceptionFilter
GetLastError
SetUnhandledExceptionFilter

api-ms-win-core-processthreads-l1-1-1

IsProcessorFeaturePresent

api-ms-win-core-libraryloader-l1-2-0

GetProcAddress
GetModuleHandleW
GetModuleFileNameA
GetModuleHandleExW

api-ms-win-core-localization-l1-2-0

FormatMessageW

api-ms-win-core-com-l1-1-0

CoTaskMemAlloc
CoCreateFreeThreadedMarshaler

api-ms-win-core-heap-l1-1-0

HeapFree
HeapAlloc
GetProcessHeap

api-ms-win-core-threadpool-l1-2-0

CreateThreadpoolTimer
SetThreadpoolTimer
WaitForThreadpoolTimerCallbacks
CloseThreadpoolTimer

api-ms-win-core-handle-l1-1-0

CloseHandle

api-ms-win-core-registry-l1-1-0

RegGetValueW
RegCreateKeyExW
RegCloseKey
RegSetValueExW
RegDeleteTreeW
RegOpenKeyExW

msvcp_win

?_Xlength_error@std@@YAXPBD@Z

Exports

Exports

DllCanUnloadNow
DllGetActivationFactory
DllGetClassObject

Sections

.text
Size: 78KB - Virtual size: 77KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5dbb2e770a6a3e054e8802a1c852ee1b

Code Sign

33:00:00:04:5f:f3:c9:6c:1a:7f:f7:da:1d:00:00:00:00:04:5fCertificate

Extended Key Usages

61:07:76:56:00:00:00:00:00:08Certificate

Key Usages

1a:db:dc:58:0a:50:fe:fa:b5:71:42:37:70:28:d7:e7:ec:27:5c:13:c6:89:67:39:1b:b6:c5:e2:7b:21:8c:f8Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-private-l1-1-0

api-ms-win-crt-string-l1-1-0

policymanager

api-ms-win-core-synch-l1-2-0

api-ms-win-core-winrt-string-l1-1-0

api-ms-win-core-util-l1-1-0

api-ms-win-core-winrt-error-l1-1-0

api-ms-win-core-synch-l1-1-0

rpcrt4

api-ms-win-core-com-midlproxystub-l1-1-0

api-ms-win-core-profile-l1-1-0

api-ms-win-core-processthreads-l1-1-0

api-ms-win-core-sysinfo-l1-1-0

api-ms-win-core-interlocked-l1-1-0

api-ms-win-core-debug-l1-1-0

api-ms-win-core-errorhandling-l1-1-0

api-ms-win-core-processthreads-l1-1-1

api-ms-win-core-libraryloader-l1-2-0

api-ms-win-core-localization-l1-2-0

api-ms-win-core-com-l1-1-0

api-ms-win-core-heap-l1-1-0

api-ms-win-core-threadpool-l1-2-0

api-ms-win-core-handle-l1-1-0

api-ms-win-core-registry-l1-1-0

msvcp_win

Exports

Exports

Sections

.text Size: 78KB - Virtual size: 77KB

.data Size: 512B - Virtual size: 1KB

.idata Size: 6KB - Virtual size: 5KB

.reloc Size: 6KB - Virtual size: 5KB

33:00:00:04:5f:f3:c9:6c:1a:7f:f7:da:1d:00:00:00:00:04:5f
Certificate

61:07:76:56:00:00:00:00:00:08
Certificate

1a:db:dc:58:0a:50:fe:fa:b5:71:42:37:70:28:d7:e7:ec:27:5c:13:c6:89:67:39:1b:b6:c5:e2:7b:21:8c:f8
Signer

.text
Size: 78KB - Virtual size: 77KB

.data
Size: 512B - Virtual size: 1KB

.idata
Size: 6KB - Virtual size: 5KB

.reloc
Size: 6KB - Virtual size: 5KB