WsmAuto[.]dll | Triage

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General

Target

WsmAuto.dll
Size

142KB
MD5

ae674929f4d9a33fe4549bccbdee632d
SHA1

25aa84b42dd78416f66a929b62d9c7493605389a
SHA256

5859be535b66cf242b372dadee14a60585042fb7833fd73d74b82f40a1c8bb3a
SHA512

d2d7dfa1215be3a7e9a8023b0a3312e4af05c206c694fe6c2d57d20ee6980a2dc751627c157959f9ed4eb526907ab8ee7c24ecbdf7e2c817d1602ad32b4959b8
SSDEEP

3072:YiJiGftJz8y69imUNHU7QN4zow3RXayuJPX:Vdfz8vQhyzow3G

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
WsmAuto.dll

Files

WsmAuto.dll
.dll regsvr32 windows:6 windows x86 arch:x86

87a60ca4743f0e72355a5d9ae796158f

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

PDB Paths

WsmAuto.pdb

Imports

msvcrt

??0exception@@QAE@ABV0@@Z
_CxxThrowException
wcscspn
memcpy
??0exception@@QAE@XZ
wcstoul
memset
malloc
free
_purecall
__CxxFrameHandler3
realloc
_vsnwprintf
_scwprintf
_wcsicmp
_XcptFilter
_initterm
_amsg_exit
?terminate@@YAXXZ
_except_handler4_common
_unlock
__dllonexit
_lock
_onexit
wcschr
??1type_info@@UAE@XZ
??1exception@@UAE@XZ
_wcsnicmp
iswspace
memcpy_s
memmove_s
??0exception@@QAE@ABQBD@Z
?what@exception@@UBEPBDXZ

ntdll

EtwEventWrite
EtwEventUnregister
EtwEventRegister
EtwEventEnabled
EtwGetTraceLoggerHandle
EtwLogTraceEvent
EtwGetTraceEnableFlags
EtwGetTraceEnableLevel
EtwRegisterTraceGuidsW
EtwUnregisterTraceGuids

api-ms-win-security-sddl-l1-1-0

ConvertSecurityDescriptorToStringSecurityDescriptorW
ConvertStringSecurityDescriptorToSecurityDescriptorW

kernel32

InitializeCriticalSectionAndSpinCount
GetComputerNameExW
GetSystemDirectoryW
LoadLibraryA
GetUserDefaultUILanguage
WideCharToMultiByte
FormatMessageW
EnumUILanguagesW
GetLocaleInfoW
SetLastError
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
GetSystemTimeAsFileTime
GetCurrentProcessId
GetCurrentThreadId
GetTickCount
OutputDebugStringA
LocalFree
LocalAlloc
FreeLibrary
GetProcAddress
LoadLibraryW
GetVersionExW
VirtualProtect
VirtualAlloc
GetSystemInfo
VirtualQuery
MultiByteToWideChar
lstrlenW
lstrcpyW
GetLastError
InitializeCriticalSection
DeleteCriticalSection
InterlockedIncrement
InterlockedDecrement
GetModuleHandleW
lstrcmpiW
LeaveCriticalSection
EnterCriticalSection
lstrcpynW
HeapDestroy
GetModuleFileNameW
lstrcatW
DisableThreadLibraryCalls
lstrlenA
SizeofResource
LoadResource
FindResourceW
LoadLibraryExW
GetCommandLineW
DelayLoadFailureHook
InterlockedCompareExchange
LoadLibraryExA
InterlockedExchange
Sleep
QueryPerformanceCounter

ole32

CoCreateInstance
CoTaskMemAlloc
CoTaskMemFree
CoTaskMemRealloc

oleaut32

VariantInit
SysAllocString
LoadTypeLi
RegisterTypeLi
SysStringLen
VarUI4FromStr
SysAllocStringLen
SetErrorInfo
CreateErrorInfo
VariantClear
VariantChangeTypeEx
SysFreeString

wsmsvc

WSManCreateInternalEx
WSManDeleteInternalEx
WSManInvokeInternalEx
WSManIdentifyInternal
WSManEnumerateInternalEx
WSManGetInternalEx
FwXmlCompareElementName
FwXmlFindAttribute
FwXmlGetAttributeValue
WSManCloseEnumerationHandle
WSManEncodeObject
WSManCloseSessionHandle
WSManCreateSessionInternal
WSManCloseObjectHandle
WSManDecodeObject
?AllocBstrLen@WSManMemory@@SGPAGPBGIHABVCallSite@TestSystem@@@Z
?Free@WSManMemory@@SGXPAXABVCallSite@TestSystem@@@Z
?Alloc@WSManMemory@@SGPAXIABVCallSite@TestSystem@@W4Mode@3@@Z
WSManCloseEnumeratorHandle
WSManPull
WSManEnumeratorNextObject
?ReAlloc@WSManMemory@@SGPAXPAXIABVCallSite@TestSystem@@W4Mode@3@@Z
FwXmlGetSimpleContentEx
FwXmlIsSimpleContent
FwXmlIsEmpty
FwXmlGetChild
FwXmlNumChildren
WSManEncodeObjectEx
FwXmlCloseParser
FwXmlParseText
?AllocBstr@WSManMemory@@SGPAGPBGHABVCallSite@TestSystem@@@Z
FwXmlParserCreate
FwXmlHasText
FwXmlGetReferenceXmlFromElement
FwXmlGetElementNameEx
FwXmlIsNull
FwXmlIsSimpleContentOrEmpty
FwXmlCompareName
FwXmlGetBooleanValue
FwXmlCreateXmlFromElement
FwXmlEncodeXmlEscapes
WSManPutInternalEx

Exports

Exports

DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer

Sections

.text
Size: 113KB - Virtual size: 112KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 16KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

87a60ca4743f0e72355a5d9ae796158f

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

ntdll

api-ms-win-security-sddl-l1-1-0

kernel32

ole32

oleaut32

wsmsvc

Exports

Exports

Sections

.text Size: 113KB - Virtual size: 112KB

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

.rsrc Size: 16KB - Virtual size: 15KB

.reloc Size: 11KB - Virtual size: 10KB

.text
Size: 113KB - Virtual size: 112KB

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

.rsrc
Size: 16KB - Virtual size: 15KB

.reloc
Size: 11KB - Virtual size: 10KB