MSWebp[.]dll | Triage

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General

Target

MSWebp.dll
Size

27KB
MD5

b34ef82a6f065b9d343261b97c0d1f6b
SHA1

6068125a7e618c317eefb9abb782b32b3acd9389
SHA256

d47415a61a7ecb7cc5979713aa9c8741d487c6de13715a3348e477de0072e401
SHA512

0f8ee20f3fb2f2f66bc3c59623d86ece6bef51a682dc38c64288aa479f3ba779cfe1bc3af52ccb9165f9b21f26b7827c45ca520a1f96aa0baa45c154a0f092ae
SSDEEP

384:vvF11ey+r5vSM0e+XXw4lvdMRrpZA9e+4RZrsbO+ghhKWgLjgpFE83LWpHWUNUr:v/Or5KM0eaXjl4AGHi6MZ83Knmr

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
MSWebp.dll

Files

MSWebp.dll
.dll windows:10 windows x86 arch:x86

3d069141d2ddb7d1c97cf2cccf953a02

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

MSWEBP.pdb

Imports

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

_initterm_e
_initterm

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

strnlen
memset

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

_o___stdio_common_vsprintf
_o__callnewh
_o__cexit
_o__configure_narrow_argv
_o__crt_atexit
_o__execute_onexit_table
_o__initialize_narrow_environment
_o__initialize_onexit_table
_o__register_onexit_function
memcpy
_o__seh_filter_dll
_o_free
_o_malloc
_o_qsort
_o_strncpy_s
__CxxFrameHandler3
_except_handler4_common
_CxxThrowException
_o___std_type_info_destroy_list
_o___std_exception_destroy
_o___std_exception_copy

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

SetLastError
RaiseException
GetLastError
UnhandledExceptionFilter
SetUnhandledExceptionFilter

api-ms-win-eventing-provider-l1-1-0

EventRegister
EventWriteTransfer
EventSetInformation
EventUnregister

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

EncodePointer
DecodePointer

api-ms-win-eventing-classicprovider-l1-1-0

UnregisterTraceGuids
RegisterTraceGuidsW
GetTraceEnableLevel
GetTraceLoggerHandle
TraceMessage
GetTraceEnableFlags

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

WindowsCreateStringReference

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

CoTaskMemFree

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

CreateEventW
AcquireSRWLockShared
SetEvent
InitializeCriticalSection
EnterCriticalSection
ReleaseSRWLockShared
AcquireSRWLockExclusive
WaitForSingleObjectEx
ReleaseSRWLockExclusive
LeaveCriticalSection
ResetEvent
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection

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

DisableThreadLibraryCalls
GetProcAddress
GetModuleHandleW
LoadLibraryExW

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

RoOriginateError

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

GetCurrentThreadId
GetCurrentProcessId
TlsSetValue
TerminateProcess
TlsGetValue
GetCurrentProcess

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

CloseHandle

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

QueryPerformanceCounter

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

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

IsProcessorFeaturePresent

api-ms-win-core-delayload-l1-1-1

ResolveDelayLoadedAPI

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

DelayLoadFailureHook

Exports

Exports

DllCanUnloadNow
DllGetClassObject

Sections

.text
Size: 18KB - Virtual size: 17KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1024B - Virtual size: 992B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3d069141d2ddb7d1c97cf2cccf953a02

Headers

DLL Characteristics

File Characteristics

PDB Paths

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

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

api-ms-win-eventing-provider-l1-1-0

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

api-ms-win-eventing-classicprovider-l1-1-0

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

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

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

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

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

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

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

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

api-ms-win-core-delayload-l1-1-1

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

Exports

Exports

Sections

.text Size: 18KB - Virtual size: 17KB

.data Size: 512B - Virtual size: 3KB

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

.didat Size: 512B - Virtual size: 16B

.rsrc Size: 1024B - Virtual size: 992B

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

.text
Size: 18KB - Virtual size: 17KB

.data
Size: 512B - Virtual size: 3KB

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

.didat
Size: 512B - Virtual size: 16B

.rsrc
Size: 1024B - Virtual size: 992B

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