SourcePreviewHandler[.]dll

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General

Target

SourcePreviewHandler.dll
Size

1.1MB
MD5

50312e62b27a36126461720fcad66e07
SHA1

1fde52398e5584da24a054d2602d40bb40fe121a
SHA256

1c4dee72c230998e06792b923b1cf7357bc3f5d7b3fecc845c507d8d0babb1d3
SHA512

5e5d66093c74c426168d742d5b43bbeb17518a53b03b2207f922ba643ea338c2701678c481340f79f93c11bb0367ed8f800f39aae93e49f96df3fe379449171c
SSDEEP

24576:GbsjGOb3h0lhSMXleWVVmdi6K10ZNAOl/FimDDpA:njGObWuWXmfK10PAORFimZA

Score

1^/10

Malware Config

Signatures

Files

SourcePreviewHandler.dll
.dll windows:10 windows x64 arch:x64

937589cb1e631ec57c210b7702d536f8

Code Sign

49:db:0d:41:dc:06:9f:6f:1a:a7:bb:48:8e:ae:ef:2a
Certificate

Issuer

CN=SSL.com Code Signing Intermediate CA ECC R2,O=SSL Corp,L=Houston,ST=Texas,C=US

Not Before

08/04/2024, 19:57

Not After

08/04/2027, 19:57

Subject

CN=SmartSoft Ltd,O=SmartSoft Ltd,L=Victoria,ST=Mahe,C=SC

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

bd:86:f5:3e:5c:b7:2c:b9:c7:c7:7f:4a:84:47:12:03:d9:a4:42:fe:4c:79:c2:c1:28:72:ff:5a:5f:8d:48:99
Signer

Actual PE Digest

bd:86:f5:3e:5c:b7:2c:b9:c7:c7:7f:4a:84:47:12:03:d9:a4:42:fe:4c:79:c2:c1:28:72:ff:5a:5f:8d:48:99

Digest Algorithm

sha256

PE Digest Matches

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
IMAGE_FILE_DLL

PDB Paths

C:\Projects\SmartFTP\x64\Release\SourcePreviewHandler.pdb

Imports

libcrypto-3

EVP_DigestVerifyInit
EVP_MD_CTX_new
EVP_PKEY_fromdata
EVP_PKEY_fromdata_init
EVP_PKEY_CTX_new_from_name
EVP_MD_CTX_free
EVP_PKEY_CTX_free
EVP_DigestVerify
EVP_PKEY_free

atlthunk

AtlThunk_DataToCode
AtlThunk_FreeData
AtlThunk_AllocateData
AtlThunk_InitData

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

EncodePointer
DecodePointer

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

UnhandledExceptionFilter
SetLastError
SetUnhandledExceptionFilter
RaiseException
GetLastError

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

EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionEx
AcquireSRWLockExclusive
ReleaseSRWLockExclusive

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

CoTaskMemRealloc
CoTaskMemAlloc
CoTaskMemFree
CoCreateInstance

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

IsDebuggerPresent
OutputDebugStringW

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

GetCurrentThreadId
GetCurrentProcessId
TerminateProcess
GetCurrentThread
GetCurrentProcess

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

FormatMessageW
GetACP
LCMapStringEx
FormatMessageA
GetLocaleInfoEx

api-ms-win-core-heap-l2-1-0

LocalAlloc
LocalFree

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

EqualSid
IsValidSid
GetTokenInformation

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

CloseHandle

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

MulDiv

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

PathCchRemoveFileSpec
PathCchStripToRoot

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

MultiByteToWideChar
WideCharToMultiByte

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

SizeofResource
LoadResource
GetProcAddress
LockResource
FreeLibrary
GetModuleFileNameW
LoadLibraryExW

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

K32GetModuleFileNameExW

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

HeapFree
GetProcessHeap
HeapAlloc

api-ms-win-core-libraryloader-l1-2-1

FindResourceW

api-ms-win-core-memory-l1-1-1

PrefetchVirtualMemory

api-ms-win-shcore-stream-l1-1-0

SHCreateStreamOnFileEx

msvcp140

?_Syserror_map@std@@YAPEBDH@Z
?_Winerror_map@std@@YAHH@Z
?_Xlength_error@std@@YAXPEBD@Z
?_Xout_of_range@std@@YAXPEBD@Z

user32

CharLowerBuffW
CallWindowProcW
DestroyWindow
SetWindowPos
GetDC
SendMessageW
CreateWindowExW
SetWindowTextA
GetFocus
SetFocus
GetSysColor
GetDlgItem
GetWindowLongPtrW
SetWindowLongPtrW
DefWindowProcW
LoadCursorW
GetClassInfoExW
RegisterClassExW
UnregisterClassW
SetParent
CopyRect
GetSysColorBrush
FillRect
GetClientRect
GetWindow

advapi32

GetUserNameW
RegOpenKeyExW
IsTextUnicode
OpenThreadToken
RegCloseKey
RegGetValueW
OpenProcessToken

ole32

IIDFromString
CLSIDFromString
StringFromGUID2

shell32

SHGetKnownFolderPath

shlwapi

PathIsUNCW
PathFindExtensionW
PathIsRelativeW
PathFileExistsW

gdi32

DeleteObject
GetDeviceCaps
CreateFontIndirectW

vcruntime140_1

__CxxFrameHandler4

vcruntime140

memset
_CxxThrowException
_purecall
__current_exception_context
__current_exception
memcpy
__C_specific_handler
__std_terminate
__std_exception_destroy
__std_exception_copy
__std_type_info_destroy_list
memmove

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

_errno
_invalid_parameter_noinfo
_invalid_parameter_noinfo_noreturn
_seh_filter_dll
_initterm_e
_initterm
terminate
_cexit
_crt_atexit
_execute_onexit_table
_register_onexit_function
_initialize_onexit_table
_initialize_narrow_environment
_configure_narrow_argv

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

__stdio_common_vswprintf_s
__stdio_common_vswprintf

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

_wcsicmp
wcscpy_s

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

malloc
_recalloc
free
_callnewh

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

_time64

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

ceilf
sqrt

ntdll

RtlLookupFunctionEntry
RtlCaptureContext
RtlVirtualUnwind

xmllite

CreateXmlReader

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

GetSystemTimeAsFileTime

api-ms-win-core-kernel32-legacy-l1-1-0

GetComputerNameW

bcrypt

BCryptDestroyHash
BCryptCreateHash
BCryptFinishHash
BCryptHashData
BCryptCloseAlgorithmProvider
BCryptOpenAlgorithmProvider

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

SleepConditionVariableSRW
WakeAllConditionVariable

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

IsProcessorFeaturePresent

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

QueryPerformanceCounter

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

InitializeSListHead

Exports

Exports

DllCanUnloadNow
DllGetClassObject

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 148KB - Virtual size: 147KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 841KB - Virtual size: 844KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 528B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

937589cb1e631ec57c210b7702d536f8

Code Sign

49:db:0d:41:dc:06:9f:6f:1a:a7:bb:48:8e:ae:ef:2aCertificate

Extended Key Usages

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

bd:86:f5:3e:5c:b7:2c:b9:c7:c7:7f:4a:84:47:12:03:d9:a4:42:fe:4c:79:c2:c1:28:72:ff:5a:5f:8d:48:99Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

libcrypto-3

atlthunk

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

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

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

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

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

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

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

api-ms-win-core-heap-l2-1-0

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

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

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

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

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

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

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

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

api-ms-win-core-libraryloader-l1-2-1

api-ms-win-core-memory-l1-1-1

api-ms-win-shcore-stream-l1-1-0

msvcp140

user32

advapi32

ole32

shell32

shlwapi

gdi32

vcruntime140_1

vcruntime140

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

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

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

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

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

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

ntdll

xmllite

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

api-ms-win-core-kernel32-legacy-l1-1-0

bcrypt

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

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

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

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

Exports

Exports

Sections

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

.rdata Size: 148KB - Virtual size: 147KB

.data Size: 1KB - Virtual size: 3KB

.pdata Size: 6KB - Virtual size: 5KB

.rsrc Size: 841KB - Virtual size: 844KB

.reloc Size: 1024B - Virtual size: 528B

49:db:0d:41:dc:06:9f:6f:1a:a7:bb:48:8e:ae:ef:2a
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

bd:86:f5:3e:5c:b7:2c:b9:c7:c7:7f:4a:84:47:12:03:d9:a4:42:fe:4c:79:c2:c1:28:72:ff:5a:5f:8d:48:99
Signer

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

.rdata
Size: 148KB - Virtual size: 147KB

.data
Size: 1KB - Virtual size: 3KB

.pdata
Size: 6KB - Virtual size: 5KB

.rsrc
Size: 841KB - Virtual size: 844KB

.reloc
Size: 1024B - Virtual size: 528B