UserDataLanguageUtil.pdb
Static task
static1
Behavioral task
behavioral1
Sample
UserDataLanguageUtil.dll
Resource
win10v2004-20240508-en
General
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Target
UserDataLanguageUtil.dll
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Size
36KB
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MD5
cedbcad986ee4dd421e6f3cf6eac4139
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SHA1
1bebf5bd8ef74a8e5de0eecb1941aabee7ea527a
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SHA256
c1e0e991a6ced9acdf55390588eca7681a0926d0dc07c0966d8c47a57c95745f
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SHA512
df54ad32d11bfc3df46d9bdb28af2b05fc21f10e76a2e1a31cbf3b85ae941e3570b89dad03f13b04023df7ef88c08f3a5673072027279b6dcfc3e748aca5f427
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SSDEEP
768:BbCW26RhxFm1BYUUQL+HxKpbYRNZzGpPcM:gcRh3m1BY9vXDNGpP
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource UserDataLanguageUtil.dll
Files
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UserDataLanguageUtil.dll.dll windows:10 windows x86 arch:x86
efa4c1fff1a210ad760bf3e5eb903e8f
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
Imports
msvcrt
_callnewh
iswspace
malloc
_vsnwprintf
iswdigit
memmove
__CxxFrameHandler3
_except_handler4_common
_onexit
__dllonexit
_unlock
_lock
iswalpha
_initterm
_amsg_exit
free
iswpunct
wcsstr
_purecall
bsearch_s
_XcptFilter
memcpy
memset
api-ms-win-eventing-provider-l1-1-0
EventWriteTransfer
EventRegister
EventUnregister
api-ms-win-core-libraryloader-l1-2-0
DisableThreadLibraryCalls
api-ms-win-core-errorhandling-l1-1-0
RaiseException
GetLastError
SetUnhandledExceptionFilter
UnhandledExceptionFilter
api-ms-win-core-synch-l1-1-0
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
InitializeCriticalSection
api-ms-win-core-memory-l1-1-0
MapViewOfFile
CreateFileMappingW
api-ms-win-core-file-l1-1-0
GetFileInformationByHandle
CreateFileW
api-ms-win-core-shlwapi-obsolete-l1-1-0
QISearch
api-ms-win-core-string-l1-1-0
WideCharToMultiByte
MultiByteToWideChar
CompareStringEx
api-ms-win-core-heap-l2-1-0
GlobalAlloc
GlobalFree
api-ms-win-core-heap-obsolete-l1-1-0
GlobalUnlock
GlobalLock
api-ms-win-core-localization-l1-2-0
GetUserDefaultLangID
GetSystemDefaultLCID
GetLocaleInfoEx
GetSystemDefaultLangID
IsValidCodePage
LCMapStringEx
api-ms-win-core-normalization-l1-1-0
GetStringScripts
NormalizeString
api-ms-win-core-synch-l1-2-0
Sleep
api-ms-win-core-profile-l1-1-0
QueryPerformanceCounter
api-ms-win-core-processthreads-l1-1-0
GetCurrentProcess
GetCurrentProcessId
TerminateProcess
GetCurrentThreadId
api-ms-win-core-sysinfo-l1-1-0
GetTickCount
GetSystemTimeAsFileTime
api-ms-win-core-delayload-l1-1-1
ResolveDelayLoadedAPI
api-ms-win-core-delayload-l1-1-0
DelayLoadFailureHook
Exports
Exports
CHSPinYinHelper_CreateInstance
CHSPinYinHelper_HasPossibleCHSPinYin
CHSPinYinHelper_HasPossiblePinYin
CHSPinYinHelper_Initialize
CanConvertStringFromUnicode
ConvertToMultiByte
ConvertToWideStream
ConvertWideStreamToMultiByte
DecomposeHangulSyllables
DetermineStringEALangId
DetermineStringEALangIdNLS
GetCodepageName
GetConvertedTextForMatching
GetCurrentLangIdForMatching
GetMultiLanguage2
GetNarrowSzCodepage
GetSystemDefaultCodepage
GetWideSz
GetWideSzAlloc
InitializeLanguageUtil
IsAltChar
IsCHNChar
IsEAChar
IsHangulSyllable
IsJPNChar
IsLocalePseudoLoc
IsMatchingEAPrefix
IsMatchingEAPrefixEx
IsMatchingPrefix
IsMatchingPrefixEx
IsSkippableCharacter
IsSupportedCodepage
MapCharToBaseChar
MapStringToBaseCharacters
UninitializeLanguageUtil
Sections
.text Size: 28KB - Virtual size: 27KB
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: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.didat Size: 512B - Virtual size: 28B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ