avifil32[.]dll

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General

Target

avifil32.dll
Size

89KB
MD5

dceabba22e12cc44c2e7785c0eb9c6e3
SHA1

86cb15b4721f2943f671f5ab4111055a782efc70
SHA256

53426c4912d6f4a31f21bd438eb7421890228969a6328dea8191004ee5a07c38
SHA512

1f0ec9109bccf1dbeb33abf724f672901d58947747f0885441a37501f9215b52b221b31ba59e3593fb5cc967660d168063b7d6000b8fe20c56bc7c4f36da7dd4
SSDEEP

1536:T1pvuG7BsnpZWP+XrZMF1p7sBF37aVr+v72qe2/Sd6:T1pvjd+XryF1aB0VK2qe2M

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
avifil32.dll

Files

avifil32.dll
.dll windows:6 windows x86 arch:x86

723222780f8391503117ad7914747342

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

avifil32.pdb

Imports

msvcrt

memset
memmove
_ftol2_sse
_vsnwprintf
??2@YAPAXI@Z
memcpy
??3@YAXPAX@Z
_purecall
_XcptFilter
malloc
mbstowcs
atoi
_except_handler4_common
_amsg_exit
_initterm
free

user32

SetRect
SetRectEmpty
IsRectEmpty
CharPrevW
DestroyWindow
GetDC
ReleaseDC
PeekMessageW
TranslateMessage
DispatchMessageW
DialogBoxParamW
IsDlgButtonChecked
GetDlgItemInt
EndDialog
MessageBoxW
LoadStringW
EnableWindow
GetDlgItem
SetDlgItemTextW
SendDlgItemMessageW
SendMessageW
CheckDlgButton
SetDlgItemInt
MessageBeep

kernel32

GetCurrentThreadId
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection
lstrcmpW
GlobalSize
WideCharToMultiByte
DisableThreadLibraryCalls
SetErrorMode
InterlockedDecrement
InterlockedIncrement
lstrlenW
GetLastError
WriteFile
ResetEvent
ReadFile
CloseHandle
CreateEventW
GetFileSize
GetDiskFreeSpaceW
GetFullPathNameW
MultiByteToWideChar
GetOverlappedResult
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
GetSystemTimeAsFileTime
GetCurrentProcessId
GetTickCount
QueryPerformanceCounter
InterlockedCompareExchange
Sleep
InterlockedExchange
GlobalFree
GlobalReAlloc
GlobalUnlock
GlobalHandle
MulDiv
GlobalLock
GlobalAlloc
LocalFree
LocalAlloc
lstrlenA
CreateFileW

gdi32

CreateHalftonePalette
CreatePalette

winmm

mmioSeek
mmioWrite
mmioOpenW
mmioRead
mmioClose

advapi32

RegQueryValueExA
RegOpenKeyW
RegOpenKeyA
RegCloseKey
RegQueryValueW
RegEnumKeyW

ole32

CoGetMarshalSizeMax
CoMarshalInterface
CreateStreamOnHGlobal
CoUnmarshalInterface
CoCreateInstance
OleFlushClipboard
OleGetClipboard
OleSetClipboard
OleUninitialize
OleInitialize
CoGetMalloc
ReleaseStgMedium

msacm32

acmMetrics
acmGetVersion
acmFormatDetailsW
acmFormatTagDetailsW
acmStreamPrepareHeader
acmStreamSize
acmStreamOpen
acmFormatSuggest
acmStreamClose
acmStreamUnprepareHeader
acmStreamConvert
acmFormatChooseW

msvfw32

ICCompressorChoose
ICClose
ICGetInfo
ICLocate
ICSendMessage
ICOpen
ICDecompress
ICCompress
ICGetDisplayFormat
ICCompressorFree

Exports

Exports

AVIBuildFilter
AVIBuildFilterA
AVIBuildFilterW
AVIClearClipboard
AVIFileAddRef
AVIFileCreateStream
AVIFileCreateStreamA
AVIFileCreateStreamW
AVIFileEndRecord
AVIFileExit
AVIFileGetStream
AVIFileInfo
AVIFileInfoA
AVIFileInfoW
AVIFileInit
AVIFileOpen
AVIFileOpenA
AVIFileOpenW
AVIFileReadData
AVIFileRelease
AVIFileWriteData
AVIGetFromClipboard
AVIMakeCompressedStream
AVIMakeFileFromStreams
AVIMakeStreamFromClipboard
AVIPutFileOnClipboard
AVISave
AVISaveA
AVISaveOptions
AVISaveOptionsFree
AVISaveV
AVISaveVA
AVISaveVW
AVISaveW
AVIStreamAddRef
AVIStreamBeginStreaming
AVIStreamCreate
AVIStreamEndStreaming
AVIStreamFindSample
AVIStreamGetFrame
AVIStreamGetFrameClose
AVIStreamGetFrameOpen
AVIStreamInfo
AVIStreamInfoA
AVIStreamInfoW
AVIStreamLength
AVIStreamOpenFromFile
AVIStreamOpenFromFileA
AVIStreamOpenFromFileW
AVIStreamRead
AVIStreamReadData
AVIStreamReadFormat
AVIStreamRelease
AVIStreamSampleToTime
AVIStreamSetFormat
AVIStreamStart
AVIStreamTimeToSample
AVIStreamWrite
AVIStreamWriteData
CreateEditableStream
DllCanUnloadNow
DllGetClassObject
EditStreamClone
EditStreamCopy
EditStreamCut
EditStreamPaste
EditStreamSetInfo
EditStreamSetInfoA
EditStreamSetInfoW
EditStreamSetName
EditStreamSetNameA
EditStreamSetNameW
IID_IAVIEditStream
IID_IAVIFile
IID_IAVIStream
IID_IGetFrame

Sections

.text
Size: 83KB - Virtual size: 82KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

723222780f8391503117ad7914747342

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

user32

kernel32

gdi32

winmm

advapi32

ole32

msacm32

msvfw32

Exports

Exports

Sections

.text Size: 83KB - Virtual size: 82KB

.data Size: 512B - Virtual size: 2KB

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

.reloc Size: 3KB - Virtual size: 3KB

.text
Size: 83KB - Virtual size: 82KB

.data
Size: 512B - Virtual size: 2KB

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

.reloc
Size: 3KB - Virtual size: 3KB