WebView2Loader[.]dll

Sharing

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General

Target

WebView2Loader.dll
Size

112KB
MD5

ef2f6b72b1ad1144f0433f1ee7061d2d
SHA1

89e7a45d87a4ecb9f0e7e490bcb6c34ac4330fac
SHA256

57abef0622d1cd646eb9efe1cd58c8e59192a51fbc4bba0a6f9e7db3e99ac3c1
SHA512

0273ed6732076f262361137fb62a64945fc805e322d30c2453c4d2215c43f8ef342be9cdd5e86700597635537f9f5a01070bdf7be604d332308e9625c68d7e37
SSDEEP

3072:+AohgSDKC6BQlKuAevrp3J1T6aPTc9GEt22i6s6mvg:+pgSuC6BKXppEtlism4

Score

1^/10

Malware Config

Signatures

Files

WebView2Loader.dll
.dll windows x86

608537c42a46a95b31cc1ef01ab6eeb0

Code Sign

33:00:00:02:cf:a0:25:90:e3:13:04:ef:15:00:00:00:00:02:cf
Certificate

Issuer

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

Not Before

12/05/2022, 20:46

Not After

11/05/2023, 20:46

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

c9:fa:c6:9c:9b:fe:31:39:f8:8c:c3:e3:d3:4f:fd:89:ef:a2:db:ec:b6:99:3e:85:20:c2:6b:19:e7:e8:1a:4f
Signer

Actual PE Digest

c9:fa:c6:9c:9b:fe:31:39:f8:8c:c3:e3:d3:4f:fd:89:ef:a2:db:ec:b6:99:3e:85:20:c2:6b:19:e7:e8:1a:4f

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

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

23/04/2023, 20:15
Valid: false

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

Imports

kernel32

CloseHandle
CreateEventW
CreateFileW
DecodePointer
DeleteCriticalSection
EncodePointer
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlushFileBuffers
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentStringsW
GetEnvironmentVariableW
GetFileAttributesW
GetFileType
GetLastError
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemInfo
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeSListHead
InterlockedFlushSList
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LoadLibraryW
MultiByteToWideChar
OutputDebugStringA
OutputDebugStringW
QueryPerformanceCounter
RaiseException
ResetEvent
RtlUnwind
SetEvent
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
VirtualProtect
VirtualQuery
WaitForSingleObjectEx
WideCharToMultiByte
WriteConsoleW
WriteFile

Exports

Exports

CompareBrowserVersions
CreateCoreWebView2Environment
CreateCoreWebView2EnvironmentWithOptions
GetAvailableCoreWebView2BrowserVersionString

Sections

.text
Size: 62KB - Virtual size: 61KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 29KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.00cfg
Size: 512B - Virtual size: 4B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.voltbl
Size: 512B - Virtual size: 36B

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

608537c42a46a95b31cc1ef01ab6eeb0

Code Sign

33:00:00:02:cf:a0:25:90:e3:13:04:ef:15:00:00:00:00:02:cfCertificate

Extended Key Usages

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

Key Usages

c9:fa:c6:9c:9b:fe:31:39:f8:8c:c3:e3:d3:4f:fd:89:ef:a2:db:ec:b6:99:3e:85:20:c2:6b:19:e7:e8:1a:4fSigner

Signature Validations

Verification

23/04/2023, 20:15 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Exports

Exports

Sections

.text Size: 62KB - Virtual size: 61KB

.rdata Size: 29KB - Virtual size: 28KB

.data Size: 2KB - Virtual size: 5KB

.00cfg Size: 512B - Virtual size: 4B

.tls Size: 512B - Virtual size: 9B

.voltbl Size: 512B - Virtual size: 36B

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

.reloc Size: 5KB - Virtual size: 4KB

33:00:00:02:cf:a0:25:90:e3:13:04:ef:15:00:00:00:00:02:cf
Certificate

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

c9:fa:c6:9c:9b:fe:31:39:f8:8c:c3:e3:d3:4f:fd:89:ef:a2:db:ec:b6:99:3e:85:20:c2:6b:19:e7:e8:1a:4f
Signer

23/04/2023, 20:15
Valid: false

.text
Size: 62KB - Virtual size: 61KB

.rdata
Size: 29KB - Virtual size: 28KB

.data
Size: 2KB - Virtual size: 5KB

.00cfg
Size: 512B - Virtual size: 4B

.tls
Size: 512B - Virtual size: 9B

.voltbl
Size: 512B - Virtual size: 36B

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

.reloc
Size: 5KB - Virtual size: 4KB