hostpolicy[.]dll

Sharing

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General

Target

hostpolicy.dll
Size

455KB
MD5

9c3ede2518f6a69edca52c6371f75019
SHA1

4d58403d1a41fa006e7f5f00095bce6b05430781
SHA256

03123cec230858a8f1875f2223e7fef54a19111d1167fe2776c2b7d0dd7141f4
SHA512

1ff41d906a2b064456bdd77c1353b45c4a8ab3d502c4dac2c2a1409ad963c01a55bb716959dcb99a474c1b0eafaea862fb1f61bd681058a4842fbe96be486737
SSDEEP

12288:VkD2QK9mlJDsC28ejreGEOOubEXe0cXgv16XzotIHax:ieVEje0cXA1AotIA

Score

1^/10

Malware Config

Signatures

Files

hostpolicy.dll
.dll windows:6 windows x86 arch:x86

0b92dc882d8fabe686c0fb2f31d03bba

Code Sign

33:00:00:01:52:9b:40:9f:50:56:99:75:88:00:00:00:00:01:52
Certificate

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

02/05/2019, 21:37

Not After

02/05/2020, 21:37

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

61:0e:90:d2:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08/07/2011, 20:59

Not After

08/07/2026, 21:09

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

1d:90:70:40:60:0d:98:70:04:d4:60:61:16:31:d8:e1:8d:f4:46:44:0e:6f:cb:10:2c:a5:77:13:11:84:04:d0
Signer

Actual PE Digest

1d:90:70:40:60:0d:98:70:04:d4:60:61:16:31:d8:e1:8d:f4:46:44:0e:6f:cb:10:2c:a5:77:13:11:84:04:d0

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_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

PDB Paths

F:\workspace\_work\1\s\artifacts\obj\win-x86.Release\corehost\cli\hostpolicy\Release\hostpolicy.pdb

Imports

kernel32

CreateFileW
FindClose
FindFirstFileExW
FindNextFileW
GetFileAttributesExW
GetFullPathNameW
CloseHandle
GetLastError
InitializeCriticalSection
GetEnvironmentVariableW
LeaveCriticalSection
DeleteCriticalSection
GetCurrentProcess
IsWow64Process
GetModuleFileNameW
GetModuleHandleW
GetModuleHandleExW
GetProcAddress
LoadLibraryExW
LoadLibraryA
MultiByteToWideChar
WideCharToMultiByte
RtlUnwind
OutputDebugStringW
FormatMessageW
EnterCriticalSection
GetModuleHandleA
LoadLibraryW
UnregisterWaitEx
QueryDepthSList
InterlockedFlushSList
InterlockedPushEntrySList
InterlockedPopEntrySList
ReleaseSemaphore
VirtualFree
VirtualProtect
VirtualAlloc
GetVersionExW
FreeLibraryAndExitThread
FreeLibrary
GetThreadTimes
UnregisterWait
RegisterWaitForSingleObject
SetThreadAffinityMask
GetProcessAffinityMask
GetNumaHighestNodeNumber
DeleteTimerQueueTimer
ChangeTimerQueueTimer
CreateTimerQueueTimer
GetLogicalProcessorInformation
GetThreadPriority
SetThreadPriority
CreateThread
SignalObjectAndWait
CreateTimerQueue
InitializeSListHead
GetCurrentProcessId
IsDebuggerPresent
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
ResetEvent
SetEvent
LCMapStringW
GetTickCount
GetSystemTimeAsFileTime
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
CreateEventW
InitializeCriticalSectionAndSpinCount
SetLastError
QueryPerformanceCounter
RaiseException
DecodePointer
EncodePointer
GetStringTypeW
TryEnterCriticalSection
GetExitCodeThread
GetCurrentThreadId
GetCurrentThread
SwitchToThread
Sleep
DuplicateHandle
WaitForSingleObjectEx

advapi32

RegOpenKeyExW
RegCloseKey
RegGetValueW

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

_initialize_narrow_environment
_configure_narrow_argv
_register_onexit_function
_seh_filter_dll
_execute_onexit_table
_initterm_e
_errno
_cexit
_beginthreadex
abort
_initterm
_invalid_parameter_noinfo_noreturn
terminate
_crt_atexit
_initialize_onexit_table

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

_wcsdup
islower
__strncnt
strcpy_s
towlower
_wcsnicmp
wcsncmp
isupper
memset
_wcsicmp
strcspn
iswspace
_isctype_l
wcsnlen
strnlen

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

calloc
_callnewh
free
malloc

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

_get_stream_buffer_pointers
fflush
fgetc
fgetpos
fputc
fread
fsetpos
_fseeki64
fwrite
setvbuf
__stdio_common_vsprintf_s
__stdio_common_vsnprintf_s
fclose
__stdio_common_vswprintf_s
__acrt_iob_func
fputwc
fputws
_wfopen
_wfsopen
fseek
__stdio_common_vfwprintf
__stdio_common_vswprintf
ungetc

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

_unlock_file
_lock_file

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

_free_locale
_create_locale
setlocale
__pctype_func
___lc_locale_name_func
___mb_cur_max_func
___lc_codepage_func
_lock_locales
_unlock_locales
localeconv

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

_strtod_l
_i64tow_s
_ui64tow_s
_i64toa_s
_ui64toa_s
wcstoul
_wtoi

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

_CIsqrt
_CIexp
frexp
_except1

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

wcsftime
_gmtime64
_time64

Exports

Exports

corehost_initialize
corehost_load
corehost_main
corehost_main_with_output_buffer
corehost_resolve_component_dependencies
corehost_set_error_writer
corehost_unload

Sections

.text
Size: 328KB - Virtual size: 328KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 85KB - Virtual size: 85KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 10KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 19KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

0b92dc882d8fabe686c0fb2f31d03bba

Code Sign

33:00:00:01:52:9b:40:9f:50:56:99:75:88:00:00:00:00:01:52Certificate

Extended Key Usages

61:0e:90:d2:00:00:00:00:00:03Certificate

Key Usages

1d:90:70:40:60:0d:98:70:04:d4:60:61:16:31:d8:e1:8d:f4:46:44:0e:6f:cb:10:2c:a5:77:13:11:84:04:d0Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

advapi32

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

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

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

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

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

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

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

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

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

Exports

Exports

Sections

.text Size: 328KB - Virtual size: 328KB

.rdata Size: 85KB - Virtual size: 85KB

.data Size: 10KB - Virtual size: 13KB

.rsrc Size: 2KB - Virtual size: 1KB

.reloc Size: 19KB - Virtual size: 18KB

33:00:00:01:52:9b:40:9f:50:56:99:75:88:00:00:00:00:01:52
Certificate

61:0e:90:d2:00:00:00:00:00:03
Certificate

1d:90:70:40:60:0d:98:70:04:d4:60:61:16:31:d8:e1:8d:f4:46:44:0e:6f:cb:10:2c:a5:77:13:11:84:04:d0
Signer

.text
Size: 328KB - Virtual size: 328KB

.rdata
Size: 85KB - Virtual size: 85KB

.data
Size: 10KB - Virtual size: 13KB

.rsrc
Size: 2KB - Virtual size: 1KB

.reloc
Size: 19KB - Virtual size: 18KB