libaom[.]dll | Triage

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General

Target

libaom.dll
Size

9.5MB
MD5

ec1db6b0134f0f043e1f8e2d0b320bd1
SHA1

dd996bbd46afb8a907cbb0f29a16d3e2f775234c
SHA256

4a3b8367f8ee6352224e66a2e7c43bb42f60f9a2694000c81986ffbf30b4dfcf
SHA512

ebd54d85953cedd179a2c8a04194a9947ddbbe229c55eb2243277263460c06b0e9a8ef44e2276861ba946e62e91a64692b51696fad975a3412e344179a8b5987
SSDEEP

98304:BuR+SZ0M6wRVFZRDVop6Goro69MZb0rFgBa8njpI9HRXNPGqEpdOcgSPh5G:Bu+SZ0MBRVFZRDVowGoroYrQMN4DbO1

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
libaom.dll

Files

libaom.dll
.dll windows:4 windows x64 arch:x64

36900d8ccf28040c92c3440a4167ede5

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_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

kernel32

DeleteCriticalSection
EnterCriticalSection
GetLastError
InitOnceBeginInitialize
InitOnceComplete
InitializeCriticalSection
IsDBCSLeadByteEx
LeaveCriticalSection
MultiByteToWideChar
Sleep
TlsGetValue
VirtualProtect
VirtualQuery
WideCharToMultiByte

msvcrt

___lc_codepage_func
___mb_cur_max_func
__iob_func
__setusermatherr
_amsg_exit
_errno
_initterm
_lock
_setjmp
_unlock
abort
calloc
exit
fclose
feof
fopen
fputc
fread
free
fseek
fwrite
getc
getenv
islower
isspace
isupper
isxdigit
localeconv
log10
longjmp
malloc
memcmp
memcpy
memmove
memset
qsort
realloc
rand
strcmp
strerror
strlen
strncmp
strtol
strtoul
tanh
tolower
ungetc
vfprintf
wcslen

libwinpthread-1

pthread_cond_broadcast
pthread_cond_destroy
pthread_cond_init
pthread_cond_signal
pthread_cond_wait
pthread_create
pthread_join
pthread_mutex_destroy
pthread_mutex_init
pthread_mutex_lock
pthread_mutex_unlock

Exports

Exports

aom_codec_av1_cx
aom_codec_av1_cx_algo
aom_codec_build_config
aom_codec_control
aom_codec_destroy
aom_codec_enc_config_default
aom_codec_enc_config_set
aom_codec_enc_init_ver
aom_codec_encode
aom_codec_err_to_string
aom_codec_error
aom_codec_error_detail
aom_codec_get_caps
aom_codec_get_cx_data
aom_codec_get_global_headers
aom_codec_get_preview_frame
aom_codec_iface_name
aom_codec_set_cx_data_buf
aom_codec_set_option
aom_codec_version
aom_codec_version_extra_str
aom_codec_version_str
aom_film_grain_table_append
aom_film_grain_table_free
aom_film_grain_table_write
aom_flat_block_finder_init
aom_flat_block_finder_run
aom_free
aom_img_add_metadata
aom_img_alloc
aom_img_alloc_with_border
aom_img_flip
aom_img_free
aom_img_get_metadata
aom_img_metadata_alloc
aom_img_metadata_array_alloc
aom_img_metadata_array_free
aom_img_metadata_free
aom_img_num_metadata
aom_img_plane_height
aom_img_plane_width
aom_img_remove_metadata
aom_img_set_rect
aom_img_wrap
aom_malloc
aom_noise_model_get_grain_parameters
aom_noise_model_init
aom_noise_model_save_latest
aom_noise_model_update
aom_rb_bytes_read
aom_rb_read_bit
aom_rb_read_literal
aom_rb_read_uvlc
aom_read_obu_header_and_size
aom_uleb_decode
aom_uleb_encode
aom_uleb_encode_fixed_size
aom_uleb_size_in_bytes
aom_wb_bytes_written
aom_wb_write_bit
aom_wb_write_literal
aom_wb_write_unsigned_literal
av1_resize_frame420

Sections

.text
Size: 7.2MB - Virtual size: 7.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 24KB - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 728KB - Virtual size: 727KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 74KB - Virtual size: 73KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 135KB - Virtual size: 134KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 305KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

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

.reloc
Size: 13KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/4
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/19
Size: 108KB - Virtual size: 108KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/31
Size: 21KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/45
Size: 56KB - Virtual size: 56KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/57
Size: 13KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/70
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/81
Size: 16KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/97
Size: 73KB - Virtual size: 72KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/113
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

36900d8ccf28040c92c3440a4167ede5

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

libwinpthread-1

Exports

Exports

Sections

.text Size: 7.2MB - Virtual size: 7.2MB

.data Size: 24KB - Virtual size: 24KB

.rdata Size: 728KB - Virtual size: 727KB

.pdata Size: 74KB - Virtual size: 73KB

.xdata Size: 135KB - Virtual size: 134KB

.bss Size: - Virtual size: 305KB

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

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

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

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

.reloc Size: 13KB - Virtual size: 13KB

/4 Size: 3KB - Virtual size: 2KB

/19 Size: 108KB - Virtual size: 108KB

/31 Size: 21KB - Virtual size: 20KB

/45 Size: 56KB - Virtual size: 56KB

/57 Size: 13KB - Virtual size: 12KB

/70 Size: 1KB - Virtual size: 1KB

/81 Size: 16KB - Virtual size: 16KB

/97 Size: 73KB - Virtual size: 72KB

/113 Size: 3KB - Virtual size: 2KB

.text
Size: 7.2MB - Virtual size: 7.2MB

.data
Size: 24KB - Virtual size: 24KB

.rdata
Size: 728KB - Virtual size: 727KB

.pdata
Size: 74KB - Virtual size: 73KB

.xdata
Size: 135KB - Virtual size: 134KB

.bss
Size: - Virtual size: 305KB

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

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

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

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

.reloc
Size: 13KB - Virtual size: 13KB

/4
Size: 3KB - Virtual size: 2KB

/19
Size: 108KB - Virtual size: 108KB

/31
Size: 21KB - Virtual size: 20KB

/45
Size: 56KB - Virtual size: 56KB

/57
Size: 13KB - Virtual size: 12KB

/70
Size: 1KB - Virtual size: 1KB

/81
Size: 16KB - Virtual size: 16KB

/97
Size: 73KB - Virtual size: 72KB

/113
Size: 3KB - Virtual size: 2KB