fontdrvhost[.]exe

Sharing

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General

Target

fontdrvhost.exe
Size

791KB
MD5

5c069ca9263ec9e181f7a80c2924d6b2
SHA1

18f88f520fb51206e7e59d1d66fbf58aed140dde
SHA256

64d9c3156f5d34027c8c03eebc6f7ed6aa9f1998f2f1c769459b6a2a985741aa
SHA512

caf8272447f398140ebc591d03482c4cc46b8c45d6dea8f3d384231aadc6452d435f045141917c138b400bd902a1c2d395924d1dcb246f7272b52db239174137
SSDEEP

24576:8IELfsNHEzTKZCqIeq8tlFBqR06rACb6:8IAsNHEzTKZPHqR06rACb6

Score

1^/10

Malware Config

Signatures

Files

fontdrvhost.exe
.exe windows x64

05625370e2776cf268a07ee92aaa25c7

Code Sign

33:00:00:02:ec:65:79:ad:1e:67:08:90:13:00:00:00:00:02:ec
Certificate

Issuer

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

Not Before

15/12/2020, 21:29

Not After

02/12/2021, 21:29

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

58:02:9a:b7:c5:07:e1:4b:b1:b8:df:31:cf:25:da:ce:2b:50:13:74:10:ef:0a:eb:64:94:af:ba:97:53:c7:fd
Signer

Actual PE Digest

58:02:9a:b7:c5:07:e1:4b:b1:b8:df:31:cf:25:da:ce:2b:50:13:74:10:ef:0a:eb:64:94:af:ba:97:53:c7:fd

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

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

_register_thread_local_exe_atexit_callback
_c_exit
_initterm
_initterm_e

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

strncmp
strcmp
memset
strnlen
wcsncmp

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

_o__callnewh
_o__cexit
_o__configthreadlocale
_o__configure_narrow_argv
_o__crt_atexit
_o__errno
_o__exit
_o__get_initial_narrow_environment
_o__initialize_narrow_environment
_o__initialize_onexit_table
_o__invalid_parameter_noinfo
_o__invalid_parameter_noinfo_noreturn
_o__itow
_o__lfind
_o__purecall
_o__register_onexit_function
_o__seh_filter_exe
_o__set_app_type
_o__set_fmode
_o__set_new_mode
memmove
_o__stricmp
_o__strlwr
_o__wcsicmp
_o__wcsnicmp
_o_atoi
_o_atol
_o_bsearch
_o_exit
_o_free
_o_isdigit
_o_islower
_o_iswdigit
_o_isxdigit
_o_malloc
_o_qsort
_o_rand
_o_rand_s
_o_sqrt
_o_strtol
_o_terminate
wcsrchr
_o___stdio_common_vswprintf
_o___stdio_common_vsprintf
_o___stdio_common_vfprintf
_o___std_exception_destroy
_o___std_exception_copy
_o___p__commode
_o___p___argv
_o___p___argc
wcschr
strchr
_o___acrt_iob_func
__C_specific_handler
strstr
__CxxFrameHandler3
__std_terminate
_CxxThrowException
memcmp
memcpy

kernel32

RaiseException
HeapFree
WaitForMultipleObjects
LoadLibraryExW
MapViewOfFile
CreateFileMappingW
DebugBreak
TlsGetValue
FreeLibrary
DeleteCriticalSection
AcquireSRWLockShared
CreateMutexExW
GetProcAddress
CreateThreadpoolTimer
ReleaseSRWLockShared
SetThreadpoolTimer
CloseHandle
OpenSemaphoreW
WaitForSingleObjectEx
AcquireSRWLockExclusive
CloseThreadpoolTimer
OutputDebugStringW
SetFileInformationByHandle
ReleaseSRWLockExclusive
GetLastError
FormatMessageW
GetFileInformationByHandle
MultiByteToWideChar
UnmapViewOfFile
ReleaseMutex
WaitForSingleObject
WaitForThreadpoolTimerCallbacks
InitializeCriticalSectionEx
LeaveCriticalSection
GetModuleHandleExW
ReleaseSemaphore
EnterCriticalSection
CreateSemaphoreExW
GetModuleFileNameA
RtlRaiseException
MulDiv
SetLastError
GlobalFree
GlobalAlloc
TerminateProcess
GetCurrentProcess
GetModuleHandleW
IsProcessorFeaturePresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
GetProcessHeap
HeapAlloc
CreateThread
TlsAlloc
SetProcessMitigationPolicy
GetEnvironmentVariableW
InitializeCriticalSection
SetProcessShutdownParameters
TlsSetValue

ntdll

RtlMultiByteToUnicodeN
RtlClearThreadWorkOnBehalfTicket
RtlSetThreadWorkOnBehalfTicket

gdi32

EngWideCharToMultiByte
EngMultiByteToWideChar
EngUnicodeToMultiByteN
EngMultiByteToUnicodeN
EngCreateSemaphore
EngAcquireSemaphore
EngReleaseSemaphore
EngGetCurrentCodePage

msvcp_win

?_Xlength_error@std@@YAXPEBD@Z

Sections

.text
Size: 621KB - Virtual size: 621KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 101KB - Virtual size: 100KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 21KB - Virtual size: 42KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 26KB - Virtual size: 25KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

05625370e2776cf268a07ee92aaa25c7

Code Sign

33:00:00:02:ec:65:79:ad:1e:67:08:90:13:00:00:00:00:02:ecCertificate

Extended Key Usages

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

Key Usages

58:02:9a:b7:c5:07:e1:4b:b1:b8:df:31:cf:25:da:ce:2b:50:13:74:10:ef:0a:eb:64:94:af:ba:97:53:c7:fdSigner

Headers

DLL Characteristics

File Characteristics

Imports

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

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

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

kernel32

ntdll

gdi32

msvcp_win

Sections

.text Size: 621KB - Virtual size: 621KB

.rdata Size: 101KB - Virtual size: 100KB

.data Size: 21KB - Virtual size: 42KB

.pdata Size: 26KB - Virtual size: 25KB

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

.reloc Size: 4KB - Virtual size: 3KB

33:00:00:02:ec:65:79:ad:1e:67:08:90:13:00:00:00:00:02:ec
Certificate

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

58:02:9a:b7:c5:07:e1:4b:b1:b8:df:31:cf:25:da:ce:2b:50:13:74:10:ef:0a:eb:64:94:af:ba:97:53:c7:fd
Signer

.text
Size: 621KB - Virtual size: 621KB

.rdata
Size: 101KB - Virtual size: 100KB

.data
Size: 21KB - Virtual size: 42KB

.pdata
Size: 26KB - Virtual size: 25KB

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

.reloc
Size: 4KB - Virtual size: 3KB