avformat-60[.]dll

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General

Target

avformat-60.dll
Size

495KB
MD5

16b04703e965f7ef0619929f335f5346
SHA1

b905f8ff2a3d1f0e6a6c76831e124b70f3b6ca8f
SHA256

873072d1e592421784058486b6568cfc64e9a7d7354703d825c5c63c22051178
SHA512

02d78adbce07f8db7a0db20a677112526ac50157b464ae6b0b1869f6ce8622f9ad11c42f814d843e6ac1b808fdfd930e8e6fce6fcc38b447a27ae5367d895fec
SSDEEP

12288:F5R4sVoZX6Zz3Il0W+Q4ePKIo/SdEyiFxLGEiT:rRIZwuPKSdYjQ

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
avformat-60.dll

Files

avformat-60.dll
.dll windows x64

52c5233329cfc58c4ddc0fc95577a74c

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED

Imports

kernel32

AcquireSRWLockExclusive
DeleteCriticalSection
EnterCriticalSection
GetFullPathNameW
GetLastError
InitializeCriticalSection
IsDBCSLeadByteEx
LeaveCriticalSection
MoveFileExA
MoveFileExW
MultiByteToWideChar
ReleaseSRWLockExclusive
Sleep
TlsGetValue
VirtualProtect
VirtualQuery
WideCharToMultiByte

msvcrt

___lc_codepage_func
___mb_cur_max_func
__iob_func
_access
_amsg_exit
_errno
_fstat64
_initterm
_lock
_lseeki64
_mkdir
_rmdir
_stat64
_unlink
_unlock
_waccess
_wmkdir
_wrmdir
_wstat64
_wunlink
abort
atoi
bsearch
calloc
fputc
free
fwrite
getc
islower
isspace
isupper
isxdigit
localeconv
malloc
memcmp
memcpy
memmove
memset
qsort
realloc
strchr
strcmp
strcpy
strcspn
strerror
strlen
strncmp
strrchr
strspn
strtol
strtoul
tolower
ungetc
vfprintf
wcscat
wcscpy
wcslen
_write
_read
_close

zlib1

uncompress

avcodec-60

av_bsf_alloc
av_bsf_free
av_bsf_get_by_name
av_bsf_init
av_bsf_receive_packet
av_bsf_send_packet
av_codec_is_decoder
av_codec_iterate
av_get_audio_frame_duration
av_get_audio_frame_duration2
av_get_bits_per_sample
av_grow_packet
av_init_packet
av_new_packet
av_packet_add_side_data
av_packet_alloc
av_packet_copy_props
av_packet_free
av_packet_from_data
av_packet_get_side_data
av_packet_make_refcounted
av_packet_make_writable
av_packet_move_ref
av_packet_new_side_data
av_packet_pack_dictionary
av_packet_ref
av_packet_rescale_ts
av_packet_unref
av_parser_close
av_parser_init
av_parser_parse2
av_shrink_packet
avcodec_alloc_context3
avcodec_close
avcodec_decode_subtitle2
avcodec_descriptor_get
avcodec_find_decoder
avcodec_find_decoder_by_name
avcodec_free_context
avcodec_get_name
avcodec_get_type
avcodec_is_open
avcodec_open2
avcodec_parameters_alloc
avcodec_parameters_copy
avcodec_parameters_free
avcodec_parameters_from_context
avcodec_parameters_to_context
avcodec_pix_fmt_to_codec_tag
avcodec_receive_frame
avcodec_send_packet
avcodec_string
avpriv_ac3_parse_header
avpriv_codec_get_cap_skip_frame_fill_param
avpriv_find_start_code
avpriv_h264_has_num_reorder_frames
avpriv_mpeg4audio_get_config2
avpriv_packet_list_free
avpriv_packet_list_get
avpriv_packet_list_put
avpriv_pix_fmt_find
avpriv_split_xiph_headers
avsubtitle_free

avutil-58

av_add_stable
av_aes_ctr_alloc
av_aes_ctr_crypt
av_aes_ctr_free
av_aes_ctr_get_iv
av_aes_ctr_increment_iv
av_aes_ctr_init
av_aes_ctr_set_random_iv
av_asprintf
av_basename
av_bprint_append_data
av_bprint_chars
av_bprint_clear
av_bprint_finalize
av_bprint_init
av_bprintf
av_buffer_alloc
av_buffer_create
av_buffer_ref
av_buffer_unref
av_calloc
av_channel_layout_channel_from_index
av_channel_layout_compare
av_channel_layout_copy
av_channel_layout_from_mask
av_channel_layout_uninit
av_chroma_location_enum_to_pos
av_compare_mod
av_compare_ts
av_crc
av_crc_get_table
av_csp_approximate_trc_gamma
av_default_item_name
av_dict_copy
av_dict_count
av_dict_free
av_dict_get
av_dict_iterate
av_dict_set
av_dict_set_int
av_display_rotation_get
av_div_q
av_dovi_alloc
av_dynarray_add_nofree
av_fast_malloc
av_fast_realloc
av_fourcc_make_string
av_frame_alloc
av_frame_free
av_free
av_freep
av_gcd
av_get_bytes_per_sample
av_get_channel_name
av_get_picture_type_char
av_get_pix_fmt
av_get_pix_fmt_name
av_get_random_seed
av_gettime
av_gettime_relative
av_lfg_init
av_log
av_malloc
av_malloc_array
av_mallocz
av_match_list
av_match_name
av_memdup
av_mul_q
av_opt_copy
av_opt_flag_is_set
av_opt_free
av_opt_get
av_opt_get_dict_val
av_opt_get_int
av_opt_ptr
av_opt_set
av_opt_set_defaults
av_opt_set_dict
av_opt_set_dict2
av_opt_set_dict_val
av_opt_set_int
av_parse_time
av_pix_fmt_desc_get
av_pix_fmt_get_chroma_sub_sample
av_realloc
av_realloc_array
av_realloc_f
av_reallocp
av_reallocp_array
av_reduce
av_rescale
av_rescale_q
av_rescale_q_rnd
av_rescale_rnd
av_set_options_string
av_spherical_projection_name
av_spherical_tile_bounds
av_stereo3d_alloc
av_stereo3d_type_name
av_strcasecmp
av_strdup
av_strerror
av_strlcat
av_strlcatf
av_strlcpy
av_strncasecmp
av_strndup
av_strstart
av_timecode_init_from_string
av_timecode_make_smpte_tc_string2
av_usleep
av_vbprintf
avpriv_dict_set_timestamp
avpriv_open
avpriv_request_sample

Exports

Exports

av_add_index_entry
av_append_packet
av_codec_get_id
av_codec_get_tag
av_codec_get_tag2
av_demuxer_iterate
av_disposition_from_string
av_disposition_to_string
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_fmt_ctx_get_duration_estimation_method
av_format_ffversion
av_format_inject_global_side_data
av_get_frame_filename
av_get_frame_filename2
av_get_output_timestamp
av_get_packet
av_guess_codec
av_guess_format
av_guess_frame_rate
av_guess_sample_aspect_ratio
av_hex_dump
av_hex_dump_log
av_index_search_timestamp
av_interleaved_write_frame
av_interleaved_write_uncoded_frame
av_match_ext
av_muxer_iterate
av_new_program
av_pkt_dump2
av_pkt_dump_log2
av_probe_input_buffer
av_probe_input_buffer2
av_probe_input_format
av_probe_input_format2
av_probe_input_format3
av_program_add_stream_index
av_read_frame
av_read_pause
av_read_play
av_sdp_create
av_seek_frame
av_stream_add_side_data
av_stream_get_class
av_stream_get_codec_timebase
av_stream_get_end_pts
av_stream_get_parser
av_stream_get_side_data
av_stream_new_side_data
av_url_split
av_write_frame
av_write_trailer
av_write_uncoded_frame
av_write_uncoded_frame_query
avformat_alloc_context
avformat_alloc_output_context2
avformat_close_input
avformat_configuration
avformat_find_stream_info
avformat_flush
avformat_free_context
avformat_get_class
avformat_get_mov_audio_tags
avformat_get_mov_video_tags
avformat_get_riff_audio_tags
avformat_get_riff_video_tags
avformat_index_get_entries_count
avformat_index_get_entry
avformat_index_get_entry_from_timestamp
avformat_init_output
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_transfer_internal_stream_timing_info
avformat_version
avformat_write_header
avio_accept
avio_alloc_context
avio_check
avio_close
avio_close_dir
avio_close_dyn_buf
avio_closep
avio_context_free
avio_enum_protocols
avio_feof
avio_find_protocol_name
avio_flush
avio_free_directory_entry
avio_get_dyn_buf
avio_get_str
avio_get_str16be
avio_get_str16le
avio_handshake
avio_open
avio_open2
avio_open_dir
avio_open_dyn_buf
avio_pause
avio_print_string_array
avio_printf
avio_protocol_get_class
avio_put_str
avio_put_str16be
avio_put_str16le
avio_r8
avio_rb16
avio_rb24
avio_rb32
avio_rb64
avio_read
avio_read_dir
avio_read_partial
avio_read_to_bprint
avio_rl16
avio_rl24
avio_rl32
avio_rl64
avio_seek
avio_seek_time
avio_size
avio_skip
avio_vprintf
avio_w8
avio_wb16
avio_wb24
avio_wb32
avio_wb64
avio_wl16
avio_wl24
avio_wl32
avio_wl64
avio_write
avio_write_marker
avpriv_dv_get_packet
avpriv_dv_init_demux
avpriv_dv_produce_packet
avpriv_new_chapter
avpriv_register_devices
avpriv_set_pts_info
avpriv_stream_set_need_parsing
avpriv_update_cur_dts

Sections

.text
Size: 374KB - Virtual size: 373KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 272B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 84KB - Virtual size: 83KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 3KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 10KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 88B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1024B - Virtual size: 872B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

52c5233329cfc58c4ddc0fc95577a74c

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

zlib1

avcodec-60

avutil-58

Exports

Exports

Sections

.text Size: 374KB - Virtual size: 373KB

.data Size: 512B - Virtual size: 272B

.rdata Size: 84KB - Virtual size: 83KB

.pdata Size: 7KB - Virtual size: 7KB

.xdata Size: 9KB - Virtual size: 8KB

.bss Size: - Virtual size: 3KB

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

.idata Size: 10KB - Virtual size: 10KB

.CRT Size: 512B - Virtual size: 88B

.tls Size: 512B - Virtual size: 16B

.rsrc Size: 1024B - Virtual size: 872B

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

.text
Size: 374KB - Virtual size: 373KB

.data
Size: 512B - Virtual size: 272B

.rdata
Size: 84KB - Virtual size: 83KB

.pdata
Size: 7KB - Virtual size: 7KB

.xdata
Size: 9KB - Virtual size: 8KB

.bss
Size: - Virtual size: 3KB

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

.idata
Size: 10KB - Virtual size: 10KB

.CRT
Size: 512B - Virtual size: 88B

.tls
Size: 512B - Virtual size: 16B

.rsrc
Size: 1024B - Virtual size: 872B

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