WebView2Loader[.]dll

Sharing

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General

Target

WebView2Loader.dll
Size

154KB
MD5

b7dfbfecc8abbd6eae8b109d38e70e60
SHA1

3bcb1f74496e5eb65a421320c3011e29c83ac4a7
SHA256

cdd25193bb80a1128f9cd9867e901f9a9d746d8e49a82a326babd0abce07da05
SHA512

6625ee98c6b97530e5ae62ddaed4b6d06d9fae53a25f60b11b4b18a1bd4070430c3a7484622710255d2db06c72f1c5bc99f6743353be1eafcc08763b70ba3e99
SSDEEP

3072:r8AhKsY0iHlDhvlUQN2gWNZ6hVTEFEtqQbucPquTSU:ksY0+lNv6E2JrEtzbuub

Score

1^/10

Malware Config

Signatures

Files

WebView2Loader.dll
.dll windows x64

dc9fbafd0b96c0a640df70f088bfd2b0

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

1d:2c:43:16:c9:ad:c4:3b:9f:d1:73:db:71:ab:e7:1e:d5:a2:2a:8b:87:e4:2c:38:cf:59:e8:97:10:3c:a8:b6
Signer

Actual PE Digest

1d:2c:43:16:c9:ad:c4:3b:9f:d1:73:db:71:ab:e7:1e:d5:a2:2a:8b:87:e4:2c:38:cf:59:e8:97:10:3c:a8:b6

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

27/02/2023, 09:31
Valid: false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

CloseHandle
CreateEventW
CreateFileW
DeleteCriticalSection
EncodePointer
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
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
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwindEx
RtlVirtualUnwind
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: 80KB - Virtual size: 80KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 44KB - Virtual size: 44KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 40B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 92B

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.voltbl
Size: 512B - Virtual size: 68B

_RDATA
Size: 512B - Virtual size: 252B

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: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

dc9fbafd0b96c0a640df70f088bfd2b0

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

1d:2c:43:16:c9:ad:c4:3b:9f:d1:73:db:71:ab:e7:1e:d5:a2:2a:8b:87:e4:2c:38:cf:59:e8:97:10:3c:a8:b6Signer

Signature Validations

Verification

27/02/2023, 09:31 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Exports

Exports

Sections

.text Size: 80KB - Virtual size: 80KB

.rdata Size: 44KB - Virtual size: 44KB

.data Size: 3KB - Virtual size: 7KB

.pdata Size: 5KB - Virtual size: 5KB

.00cfg Size: 512B - Virtual size: 40B

.gxfg Size: 4KB - Virtual size: 4KB

.retplne Size: 512B - Virtual size: 92B

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

.voltbl Size: 512B - Virtual size: 68B

_RDATA Size: 512B - Virtual size: 252B

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

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

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

1d:2c:43:16:c9:ad:c4:3b:9f:d1:73:db:71:ab:e7:1e:d5:a2:2a:8b:87:e4:2c:38:cf:59:e8:97:10:3c:a8:b6
Signer

27/02/2023, 09:31
Valid: false

.text
Size: 80KB - Virtual size: 80KB

.rdata
Size: 44KB - Virtual size: 44KB

.data
Size: 3KB - Virtual size: 7KB

.pdata
Size: 5KB - Virtual size: 5KB

.00cfg
Size: 512B - Virtual size: 40B

.gxfg
Size: 4KB - Virtual size: 4KB

.retplne
Size: 512B - Virtual size: 92B

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

.voltbl
Size: 512B - Virtual size: 68B

_RDATA
Size: 512B - Virtual size: 252B

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

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