Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

c41db 2.44%
573e8 19.51%
5c361 14.63%
b905f 2.44%
f299a 29.27%
e1feb 9.76%
41223 2.44%
2d25d 4.88%
7396d 4.88%
9f37e 2.44%
486cc 2.44%
addf9 4.88%
(Note, OOO Yandex publishes each variation of this file with the same version, but the hashes are unique.)

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
DeregisterEventSource, RegisterEventSourceA, ReportEventA
avcodec-54.dll
av_codec_set_pkt_timebase, av_destruct_packet, av_dup_packet, av_fast_malloc, av_fast_realloc, av_free_packet, av_get_audio_frame_duration, av_get_bits_per_sample, av_get_codec_tag_string, av_grow_packet, av_init_packet, av_log_ask_for_sample, av_log_missing_feature, av_new_packet, av_packet_merge_side_data, av_packet_new_side_data, av_parser_close, av_parser_init, av_parser_parse2, av_shrink_packet, av_xiphlacing, avcodec_alloc_context3, avcodec_close, avcodec_decode_audio4, avcodec_decode_video2, avcodec_find_decoder, avcodec_get_frame_defaults, avcodec_get_name, avcodec_is_open, avcodec_open2, avcodec_pix_fmt_to_codec_tag, avcodec_register_all, avcodec_set_dimensions, avcodec_string, avpriv_ac3_channel_layout_tab, avpriv_dirac_parse_sequence_header, avpriv_flac_parse_streaminfo, avpriv_h264_has_num_reorder_frames, avpriv_mpa_decode_header, avpriv_mpa_freq_tab, avpriv_mpeg4audio_get_config, avpriv_mpeg4audio_sample_rates, avpriv_mpegaudio_decode_header, avpriv_toupper4, avpriv_vorbis_parse_extradata, avpriv_vorbis_parse_frame, avpriv_vorbis_parse_reset, ff_find_pix_fmt, ff_raw_pix_fmt_tags, av_bitstream_filter_close, av_bitstream_filter_filter, av_bitstream_filter_init, av_packet_get_side_data, avcodec_copy_context, avcodec_find_encoder, avcodec_get_chroma_sub_sample, avcodec_get_type, avpicture_get_size, avpriv_aac_parse_header, avpriv_ac3_parse_header, avpriv_adx_decode_header, avpriv_align_put_bits, avpriv_copy_bits, avpriv_copy_pce_data, avpriv_dv_codec_profile, avpriv_dv_frame_profile, avpriv_flac_is_extradata_valid, avpriv_flac_parse_block_header, avpriv_frame_rate_tab, avpriv_lock_avformat, avpriv_mpa_bitrate_tab, avpriv_mpv_find_start_code, avpriv_split_xiph_headers, avpriv_unlock_avformat, av_codec_get_codec_descriptor, av_codec_set_codec_descriptor, av_copy_packet, av_fast_padded_malloc, av_packet_split_side_data, avcodec_alloc_frame, avcodec_decode_subtitle2, avcodec_descriptor_get, avcodec_free_frame, avpriv_bprint_to_extradata, avpriv_dca_sample_rates, avpriv_dnxhd_get_frame_size, avpriv_find_pix_fmt, avpriv_mjpeg_bits_ac_chrominance, avpriv_mjpeg_bits_ac_luminance, avpriv_mjpeg_bits_dc_chrominance, avpriv_mjpeg_bits_dc_luminance, avpriv_mjpeg_val_ac_chrominance, avpriv_mjpeg_val_ac_luminance, avpriv_mjpeg_val_dc, avpriv_tak_parse_streaminfo
avifil32.dll
AVIFileExit, AVIFileGetStream, AVIFileInfoA, AVIFileInit, AVIFileOpenA, AVIFileRelease, AVIStreamInfoA, AVIStreamRead, AVIStreamReadFormat, AVIStreamRelease
avutil-51.dll
av_bprint_chars, av_compare_mod, av_compare_ts, av_crc, av_crc_get_table, av_d2q, av_default_item_name, av_dict_copy, av_dict_free, av_dict_get, av_dict_set, av_dynarray_add, av_free, av_freep, av_gcd, av_get_channel_layout_nb_channels, av_gettime, av_log, av_malloc, av_mallocz, av_opt_free, av_opt_set, av_opt_set_defaults, av_opt_set_dict, av_realloc, av_realloc_f, av_reduce, av_rescale, av_rescale_q, av_rescale_q_rnd, av_rescale_rnd, av_strcasecmp, av_strdup, av_strlcat, av_strlcatf, av_strlcpy, av_strncasecmp, av_strstart, av_timecode_init, av_timecode_make_string, av_usleep, ff_log2_tab
avutil-52.dll
av_adler32_update, av_aes_alloc, av_aes_crypt, av_aes_init, av_base64_decode, av_base64_encode, av_basename, av_bprint_chars, av_bprint_clear, av_bprint_finalize, av_bprint_init, av_bprintf, av_calloc, av_compare_mod, av_compare_ts, av_crc, av_crc_get_table, av_d2q, av_default_item_name, av_des_crypt, av_des_init, av_des_mac, av_dict_copy, av_dict_count, av_dict_free, av_dict_get, av_dict_set, av_div_q, av_dynarray_add, av_escape, av_fifo_alloc, av_fifo_drain, av_fifo_free, av_fifo_generic_read, av_fifo_generic_write, av_fifo_realloc2, av_fifo_size, av_find_info_tag, av_free, av_freep, av_gcd, av_get_bytes_per_sample, av_get_channel_layout_nb_channels, av_get_media_type_string, av_get_pix_fmt, av_get_pix_fmt_name, av_get_random_seed, av_get_token, av_gettime, av_hmac_alloc, av_hmac_final, av_hmac_free, av_hmac_init, av_hmac_update, av_image_check_size, av_lfg_init, av_log, av_log_get_level, av_lzo1x_decode, av_malloc, av_mallocz, av_md5_alloc, av_md5_final, av_md5_init, av_md5_sum, av_md5_update, av_mul_q, av_opt_flag_is_set, av_opt_free, av_opt_get, av_opt_get_int, av_opt_get_key_value, av_opt_set, av_opt_set_defaults, av_opt_set_dict, av_parse_ratio, av_parse_time, av_parse_video_rate, av_parse_video_size, av_pix_fmt_desc_get, av_pix_fmt_get_chroma_sub_sample, av_rc4_crypt, av_rc4_init, av_realloc, av_realloc_f, av_reduce, av_rescale, av_rescale_q, av_rescale_q_rnd, av_rescale_rnd, av_sha_alloc, av_sha_final, av_sha_init, av_sha_update, av_small_strptime, av_strcasecmp, av_strdup, av_strerror, av_stristart, av_stristr, av_strlcat, av_strlcatf, av_strlcpy, av_strncasecmp, av_strstart, av_strtod, av_strtok, av_tempfile, av_timecode_check_frame_rate, av_timecode_get_smpte_from_framenum, av_timecode_init, av_timecode_init_from_string, av_timecode_make_smpte_tc_string, av_timecode_make_string, av_timegm, av_tree_destroy, av_tree_enumerate, av_tree_find, av_tree_insert, av_tree_node_alloc, av_usleep, av_vlog
gdi32.dll
BitBlt, CreateCompatibleBitmap, CreateCompatibleDC, CreateDCA, DeleteDC, DeleteObject, GetBitmapBits, GetDeviceCaps, GetObjectA, SelectObject
kernel32.dll
DeleteCriticalSection, EnterCriticalSection, GetLastError, GetModuleHandleA, GetProcAddress, InitializeCriticalSection, InterlockedExchange, IsDBCSLeadByteEx, LeaveCriticalSection, MultiByteToWideChar, Sleep, TlsGetValue, VirtualProtect, VirtualQuery, WideCharToMultiByte, GetSystemTimeAsFileTime, FreeLibrary, LoadLibraryA, CloseHandle, FindClose, FindFirstFileA, FindNextFileA, GetCurrentProcessId, GetCurrentThreadId, GetFileType, GetStdHandle, GetTickCount, GetVersion, GetVersionExA, GlobalMemoryStatus, QueryPerformanceCounter, SetLastError
keutil-51.dll
av_adler32_update, av_aes_crypt, av_aes_init, av_aes_size, av_base64_decode, av_base64_encode, av_bprint_finalize, av_bprint_init, av_bprintf, av_calloc, av_compare_mod, av_compare_ts, av_crc, av_crc_get_table, av_d2q, av_default_item_name, av_des_crypt, av_des_init, av_des_mac, av_dict_copy, av_dict_free, av_dict_get, av_dict_set, av_div_q, av_dynarray_add, av_fifo_alloc, av_fifo_drain, av_fifo_free, av_fifo_generic_read, av_fifo_generic_write, av_fifo_realloc2, av_fifo_size, av_find_info_tag, av_free, av_freep, av_gcd, av_get_bytes_per_sample, av_get_channel_layout_nb_channels, av_get_pix_fmt, av_get_pix_fmt_name, av_get_random_seed, av_lfg_init, av_log, av_log_get_level, av_lzo1x_decode, av_malloc, av_mallocz, av_md5_final, av_md5_init, av_md5_size, av_md5_sum, av_md5_update, av_mul_q, av_opt_flag_is_set, av_opt_free, av_opt_get, av_opt_get_int, av_opt_set, av_opt_set_defaults, av_opt_set_dict, av_parse_time, av_parse_video_rate, av_parse_video_size, av_rc4_crypt, av_rc4_init, av_realloc, av_realloc_f, av_reduce, av_rescale, av_rescale_q, av_rescale_q_rnd, av_rescale_rnd, av_sha_final, av_sha_init, av_sha_size, av_sha_update, av_strcasecmp, av_strdup, av_stristart, av_stristr, av_strlcat, av_strlcatf, av_strlcpy, av_strncasecmp, av_strstart, av_tempfile, av_timecode_get_smpte_from_framenum, av_timecode_init, av_timecode_init_from_string, av_timecode_make_smpte_tc_string, av_timecode_make_string, av_tree_destroy, av_tree_enumerate, av_tree_find, av_tree_insert, av_tree_node_size, ff_log2_tab
msvcrt.dll
DllMain
user32.dll
GetDesktopWindow, GetProcessWindowStation, GetUserObjectInformationW, MessageBoxA
winmm.dll
timeGetTime
ws2_32.dll
WSACleanup, WSAGetLastError, WSAStartup, __WSAFDIsSet, accept, bind, closesocket, connect, gethostbyaddr, gethostbyname, gethostname, getpeername, getservbyport, getsockname, getsockopt, htonl, htons, ioctlsocket, listen, ntohl, ntohs, recv, recvfrom, select, send, sendto, setsockopt, socket, WSASetLastError, inet_addr, shutdown
Export table
av_add_index_entry
av_append_packet
av_close_input_file
av_codec_get_id
av_codec_get_tag
av_codec_get_tag2
av_convert_lang_to
av_demuxer_open
av_dump_format
av_filename_number_test
av_find_best_stream
av_find_default_stream_index
av_find_input_format
av_find_program_from_stream
av_find_stream_info
av_fmt_ctx_get_duration_estimation_method
av_get_frame_filename
av_get_output_timestamp
av_get_packet
av_gettime
av_gettime@LIBAVFORMAT_54
av_guess_codec
av_guess_format
av_guess_sample_aspect_ratio
av_hex_dump
av_hex_dump_log
av_iformat_next
av_index_search_timestamp
av_interleave_packet_per_dts
av_interleaved_write_frame
av_match_ext
av_new_program
av_new_stream
av_oformat_next
av_pkt_dump_log2
av_pkt_dump2
av_probe_input_buffer
av_probe_input_format
av_probe_input_format2
av_probe_input_format3
av_read_frame
av_read_packet
av_read_pause
av_read_play
av_register_all
av_register_input_format
av_register_output_format
av_register_protocol2
av_register_rdt_dynamic_payload_handlers
av_register_rtp_dynamic_payload_handlers
av_sdp_create
av_seek_frame
av_set_pts_info
av_url_split
av_write_frame
av_write_trailer
avformat_alloc_context
avformat_alloc_output_context
avformat_alloc_output_context2
avformat_close_input
avformat_configuration
avformat_find_stream_info
avformat_free_context
avformat_get_class
avformat_get_riff_audio_tags
avformat_get_riff_video_tags
avformat_license
avformat_match_stream_specifier
avformat_network_deinit
avformat_network_init
avformat_new_stream
avformat_open_input
avformat_query_codec
avformat_queue_attached_pictures
avformat_seek_file
avformat_version
avformat_write_header
avio_alloc_context
avio_check
avio_close
avio_close_dyn_buf
avio_closep
avio_enum_protocols
avio_flush
avio_get_str
avio_get_str16be
avio_get_str16le
avio_open
avio_open_dyn_buf
avio_open2
avio_pause
avio_printf
avio_put_str
avio_put_str16le
avio_r8
avio_rb16
avio_rb24
avio_rb32
avio_rb64
avio_read
avio_rl16
avio_rl24
avio_rl32
avio_rl64
avio_seek
avio_seek_time
avio_size
avio_skip
avio_w8
avio_wb16
avio_wb24
avio_wb32
avio_wb64
avio_wl16
avio_wl24
avio_wl32
avio_wl64
avio_write
avpriv_dv_get_packet
avpriv_dv_init_demux
avpriv_dv_produce_packet
avpriv_new_chapter
avpriv_set_pts_info
ff_codec_get_id
ff_http_auth_create_response
ff_http_auth_handle_header
ff_inet_aton
ff_mpegts_parse_close
ff_mpegts_parse_open
ff_mpegts_parse_packet
ff_rtp_get_local_rtcp_port
ff_rtp_get_local_rtp_port
ff_rtsp_parse_line
ff_socket_nonblock
ff_url_join
ffio_open_dyn_packet_buf
ffio_set_buf_size
ffurl_close
ffurl_get_file_handle
ffurl_open
ffurl_protocol_next
ffurl_read
ffurl_read_complete
ffurl_register_protocol
ffurl_seek
ffurl_size
ffurl_write
get_crc_table
url_feof

avformat-54.dll

By OOO Yandex (Signed)

Remove avformat-54.dll
MD5:   2d25d0ba93d0c56811e997209e1a08cf
SHA1:   c7aa96a70b9b3bfe00a310375243c682f178832f
SHA256:   557bb6dd9a252a01ac822abd1ac5988426096f4015322d233bc48cd087cb4363

Overview

avformat-54.dll is loaded as dynamic link library that runs in the context of a process. It is installed with a couple of know programs including Chromium published by The Chromium Project, Orbitum from Orbitum and Orbitum by Orbitum. The file is digitally signed by OOO Yandex which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:avformat-54.dll
Typical file path:C:\Documents and Settings\user\Application data\yandex\yandexbrowser\application\22.0.1105.412\avformat-54.dll
Size:212.51 KB (217,614 bytes)
Build date:6/4/2012 4:01 PM
Certificate
Issued to:OOO Yandex
Authority (CA):VeriSign
Effective date:Sunday, May 2, 2010
Expiration date:Thursday, May 2, 2013
Digital DNA
PE subsystem:Windows Console
File packed:No
Code language:Microsoft Visual C++
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
Orbitum
29% remove
Orbitum Browser is sometime bundled with third party co-bundled installers such as Open Candy. The browser itself is simply a custom build of the Google Chromium web browser (the same engine that Chrome os built on), but customized for search. It bills itself as a "A free, fast, safe, and easy browser that lets you chat on popular social networks including Vkontakte, Facebook and Odnoklassniki."
The Chromium Project
3% remove
Chromium is the open source web browser project from which Google Chrome draws its source code. The browsers share the majority of code and features, though there are some minor differences. The Chromium Project takes its name from the element chromium, the metal from which Chrome plating is made. Google's intention, as expressed in the developer documentation, was that Chromium would be the name of the open source project and that the ...

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 47.50%
Windows 8 Pro 12.50%
Windows 7 Professional 7.50%
Windows Vista Home Premium 7.50%
Windows 8.1 5.00%
Windows 8 Pro with Media Center 5.00%
Microsoft Windows XP 5.00%
Windows 7 Ultimate 5.00%
Windows 8.1 Single Language 2.50%
Windows 8 2.50%

Distribution by countryDistribution by country

United States installs about 50.00% of avformat-54.dll.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 22.95%
Toshiba 19.67%
ASUS 13.11%
Hewlett-Packard 11.48%
Intel 9.84%
Acer 9.84%
Lenovo 3.28%
Sony 3.28%
GIGABYTE 3.28%
American Megatrends 1.64%
Alienware 1.64%
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