ffmpeg[.]dll | Triage

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General

Target

ffmpeg.dll
Size

361KB
MD5

b7bc67f2ef833212f25ef58887d5035a
SHA1

1b34656cdd2ffed970e265a92b704a6927b2e95e
SHA256

cfa7d79bdb21a3073c207ebe5ae0917f5d6e05a043b65ed368b84254dcf20fa2
SHA512

a2adee393b3cd273e695026694050dd457db26c183308783fa05f3c51eada92945cdca6dd1884ba1807ee169ed1fb5a5dcb31fa1ba7f021ba2f45c118b418064
SSDEEP

6144:pDQ0M49bfFTnhB5jhNFt+zoe0MGp7bU+4Dpoh6nS/N9HBQ:+wbfJh7hjt+AMGp3WoHl

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
ffmpeg.dll

Files

ffmpeg.dll
.dll windows x64

d56ad9e7805afc2442e3a288287c78b1

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

GetModuleFileNameW
CreateFileW
OpenProcess
CreateToolhelp32Snapshot
MultiByteToWideChar
GetLastError
Process32NextW
TerminateProcess
CloseHandle
WideCharToMultiByte
Sleep
LoadLibraryA
GetProcAddress
FreeLibrary
SetEndOfFile
lstrlenW
Process32FirstW
GetCurrentProcess
WriteConsoleW
HeapSize
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
EncodePointer
DecodePointer
LCMapStringEx
GetStringTypeW
GetCPInfo
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlUnwindEx
RtlPcToFileHeader
RaiseException
InterlockedFlushSList
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
RtlUnwind
ExitProcess
GetModuleHandleExW
HeapAlloc
HeapFree
GetStdHandle
GetFileType
GetFileSizeEx
SetFilePointerEx
FlushFileBuffers
WriteFile
GetConsoleOutputCP
GetConsoleMode
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
ReadFile
ReadConsoleW
HeapReAlloc
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
GetProcessHeap
SetStdHandle

advapi32

GetTokenInformation
OpenProcessToken

shlwapi

PathFindFileNameW

Exports

Exports

av_buffer_create
av_buffer_create2
av_buffer_get_opaque
av_dict_count
av_dict_free
av_dict_get
av_dict_set
av_force_cpu_flags
av_frame_alloc
av_frame_clone
av_frame_free
av_frame_unref
av_free
av_get_bytes_per_sample
av_get_cpu_flags
av_image_check_size
av_init_packet
av_log_set_level
av_malloc
av_max_alloc
av_new_packet
av_packet_copy_props
av_packet_get_side_data
av_packet_unref
av_rdft_calc
av_rdft_end
av_rdft_init
av_read_frame
av_rescale_q
av_samples_get_buffer_size
av_seek_frame
av_strerror
avcodec_align_dimensions
avcodec_alloc_context3
avcodec_decode_video2
avcodec_descriptor_get
avcodec_descriptor_next
avcodec_find_decoder
avcodec_flush_buffers
avcodec_free_context
avcodec_get_name
avcodec_open2
avcodec_parameters_to_context
avcodec_receive_frame
avcodec_send_packet
avformat_alloc_context
avformat_close_input
avformat_find_stream_info
avformat_free_context
avformat_open_input
avio_alloc_context
avio_close
krita_main

Sections

.text
Size: 250KB - Virtual size: 249KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 88KB - Virtual size: 88KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 12KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 248B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

d56ad9e7805afc2442e3a288287c78b1

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

shlwapi

Exports

Exports

Sections

.text Size: 250KB - Virtual size: 249KB

.rdata Size: 88KB - Virtual size: 88KB

.data Size: 5KB - Virtual size: 11KB

.pdata Size: 12KB - Virtual size: 11KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 512B - Virtual size: 248B

.reloc Size: 3KB - Virtual size: 2KB

.text
Size: 250KB - Virtual size: 249KB

.rdata
Size: 88KB - Virtual size: 88KB

.data
Size: 5KB - Virtual size: 11KB

.pdata
Size: 12KB - Virtual size: 11KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 512B - Virtual size: 248B

.reloc
Size: 3KB - Virtual size: 2KB