libcrypto[.]dll

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General

Target

libcrypto.dll
Size

1.5MB
MD5

53e46a93093f0b7cd1a3e6bdefdba6a6
SHA1

094395d11c7966944cc3e2d535bca75957a8eb72
SHA256

e0b24112a0530938528f596f7eca49c6fe1524ddc87e41673971c33eca4efa07
SHA512

70058c9c5a17776c1778e25e77c8c1b21e15c3475c43e22cc7840d5eece19f823afe62fe04570914ed87da464b64c044f4226742523ecb57ef66446b6233f355
SSDEEP

24576:+ZkvMrH9vEw9wcARvXO6U7UpqLQ6jS7nBcR+dYuvFPujJ7NrAQ1Z1CPwDv3uF8Xa:+ZhvocmO6g86jStTYu9PujJ7NrAy1CPd

Score

1^/10

Malware Config

Signatures

Files

libcrypto.dll
.dll windows:6 windows x86 arch:x86

3619c4d90c8ba7f6ff9902bcbae4ca2e

Code Sign

33:00:00:02:f3:09:6e:45:07:d7:c0:24:96:00:00:00:00:02:f3
Certificate

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

30/06/2022, 17:38

Not After

15/09/2023, 17:38

Subject

CN=Microsoft 3rd Party Application Component,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0e:90:d2:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08/07/2011, 20:59

Not After

08/07/2026, 21:09

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

30:21:b0:8b:dc:db:c8:18:3a:cd:3d:82:ca:f6:69:1d:9d:05:09:8f:99:90:15:84:c0:90:73:b2:e2:d1:7c:eb
Signer

Actual PE Digest

30:21:b0:8b:dc:db:c8:18:3a:cd:3d:82:ca:f6:69:1d:9d:05:09:8f:99:90:15:84:c0:90:73:b2:e2:d1:7c:eb

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

PDB Paths

D:\a\_work\1\s\Libressl\libressl\build_X86\crypto\Release\libcrypto.pdb

Imports

ws2_32

bind
ioctlsocket
listen
setsockopt
send
recv
getsockopt
connect
closesocket
WSAGetLastError
WSAStartup
inet_pton
sendto
recvfrom
getsockname
htons
htonl
shutdown
getnameinfo
freeaddrinfo
getaddrinfo
gethostbyname
socket
ntohs
accept

bcrypt

BCryptGenRandom

kernel32

GetLastError
WriteConsoleW
HeapSize
GetTimeZoneInformation
GetStringTypeW
SetEndOfFile
GetProcessHeap
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
WideCharToMultiByte
GetCommandLineW
GetCommandLineA
GetCPInfo
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
SetStdHandle
MultiByteToWideChar
GetFullPathNameW
GetCurrentDirectoryW
FlushFileBuffers
GetCurrentThreadId
InitOnceExecuteOnce
FormatMessageA
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
GetStdHandle
GetFileType
GetConsoleMode
SetConsoleMode
GetSystemTime
MoveFileExA
SystemTimeToFileTime
GetSystemInfo
GetModuleFileNameA
CloseHandle
ReleaseMutex
WaitForSingleObject
CreateMutexA
GetCurrentProcess
TerminateProcess
VirtualAlloc
VirtualFree
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
InterlockedFlushSList
RtlUnwind
DecodePointer
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
RaiseException
ExitProcess
GetModuleHandleExW
ReadFile
CreateFileW
GetDriveTypeW
GetFileInformationByHandle
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
SetConsoleCtrlHandler
GetModuleFileNameW
SetFilePointerEx
ReadConsoleW
WriteFile
GetConsoleCP
HeapFree
HeapAlloc
HeapReAlloc
GetFileSizeEx
CompareStringW
LCMapStringW

Exports

Exports

ACCESS_DESCRIPTION_free
ACCESS_DESCRIPTION_it
ACCESS_DESCRIPTION_new
AES_cbc_encrypt
AES_cfb128_encrypt
AES_cfb1_encrypt
AES_cfb8_encrypt
AES_ctr128_encrypt
AES_decrypt
AES_ecb_encrypt
AES_encrypt
AES_ige_encrypt
AES_ofb128_encrypt
AES_options
AES_set_decrypt_key
AES_set_encrypt_key
AES_unwrap_key
AES_wrap_key
ASIdOrRange_free
ASIdOrRange_it
ASIdOrRange_new
ASIdentifierChoice_free
ASIdentifierChoice_it
ASIdentifierChoice_new
ASIdentifiers_free
ASIdentifiers_it
ASIdentifiers_new
ASN1_ANY_it
ASN1_BIT_STRING_check
ASN1_BIT_STRING_free
ASN1_BIT_STRING_get_bit
ASN1_BIT_STRING_it
ASN1_BIT_STRING_name_print
ASN1_BIT_STRING_new
ASN1_BIT_STRING_num_asc
ASN1_BIT_STRING_set
ASN1_BIT_STRING_set_asc
ASN1_BIT_STRING_set_bit
ASN1_BMPSTRING_free
ASN1_BMPSTRING_it
ASN1_BMPSTRING_new
ASN1_ENUMERATED_free
ASN1_ENUMERATED_get
ASN1_ENUMERATED_get_int64
ASN1_ENUMERATED_it
ASN1_ENUMERATED_new
ASN1_ENUMERATED_set
ASN1_ENUMERATED_set_int64
ASN1_ENUMERATED_to_BN
ASN1_GENERALIZEDTIME_adj
ASN1_GENERALIZEDTIME_check
ASN1_GENERALIZEDTIME_free
ASN1_GENERALIZEDTIME_it
ASN1_GENERALIZEDTIME_new
ASN1_GENERALIZEDTIME_print
ASN1_GENERALIZEDTIME_set
ASN1_GENERALIZEDTIME_set_string
ASN1_GENERALSTRING_free
ASN1_GENERALSTRING_it
ASN1_GENERALSTRING_new
ASN1_IA5STRING_free
ASN1_IA5STRING_it
ASN1_IA5STRING_new
ASN1_INTEGER_cmp
ASN1_INTEGER_dup
ASN1_INTEGER_free
ASN1_INTEGER_get
ASN1_INTEGER_get_int64
ASN1_INTEGER_get_uint64
ASN1_INTEGER_it
ASN1_INTEGER_new
ASN1_INTEGER_set
ASN1_INTEGER_set_int64
ASN1_INTEGER_set_uint64
ASN1_INTEGER_to_BN
ASN1_NULL_free
ASN1_NULL_it
ASN1_NULL_new
ASN1_OBJECT_create
ASN1_OBJECT_free
ASN1_OBJECT_it
ASN1_OBJECT_new
ASN1_OCTET_STRING_NDEF_it
ASN1_OCTET_STRING_cmp
ASN1_OCTET_STRING_dup
ASN1_OCTET_STRING_free
ASN1_OCTET_STRING_it
ASN1_OCTET_STRING_new
ASN1_OCTET_STRING_set
ASN1_PCTX_free
ASN1_PCTX_get_cert_flags
ASN1_PCTX_get_flags
ASN1_PCTX_get_nm_flags
ASN1_PCTX_get_oid_flags
ASN1_PCTX_get_str_flags
ASN1_PCTX_new
ASN1_PCTX_set_cert_flags
ASN1_PCTX_set_flags
ASN1_PCTX_set_nm_flags
ASN1_PCTX_set_oid_flags
ASN1_PCTX_set_str_flags
ASN1_PRINTABLESTRING_free
ASN1_PRINTABLESTRING_it
ASN1_PRINTABLESTRING_new
ASN1_PRINTABLE_free
ASN1_PRINTABLE_it
ASN1_PRINTABLE_new
ASN1_PRINTABLE_type
ASN1_SEQUENCE_ANY_it
ASN1_SEQUENCE_it
ASN1_SET_ANY_it
ASN1_STRING_TABLE_add
ASN1_STRING_TABLE_cleanup
ASN1_STRING_TABLE_get
ASN1_STRING_cmp
ASN1_STRING_copy
ASN1_STRING_data
ASN1_STRING_dup
ASN1_STRING_free
ASN1_STRING_get0_data
ASN1_STRING_get_default_mask
ASN1_STRING_length
ASN1_STRING_length_set
ASN1_STRING_new
ASN1_STRING_print
ASN1_STRING_print_ex
ASN1_STRING_print_ex_fp
ASN1_STRING_set
ASN1_STRING_set0
ASN1_STRING_set_by_NID
ASN1_STRING_set_default_mask
ASN1_STRING_set_default_mask_asc
ASN1_STRING_to_UTF8
ASN1_STRING_type
ASN1_STRING_type_new
ASN1_T61STRING_free
ASN1_T61STRING_it
ASN1_T61STRING_new
ASN1_TIME_adj
ASN1_TIME_check
ASN1_TIME_cmp_time_t
ASN1_TIME_compare
ASN1_TIME_diff
ASN1_TIME_free
ASN1_TIME_it
ASN1_TIME_new
ASN1_TIME_normalize
ASN1_TIME_print
ASN1_TIME_set
ASN1_TIME_set_string
ASN1_TIME_set_string_X509
ASN1_TIME_set_tm
ASN1_TIME_to_generalizedtime
ASN1_TIME_to_tm
ASN1_TYPE_cmp
ASN1_TYPE_free
ASN1_TYPE_get
ASN1_TYPE_get_int_octetstring
ASN1_TYPE_get_octetstring
ASN1_TYPE_new
ASN1_TYPE_set
ASN1_TYPE_set1
ASN1_TYPE_set_int_octetstring
ASN1_TYPE_set_octetstring
ASN1_UNIVERSALSTRING_free
ASN1_UNIVERSALSTRING_it
ASN1_UNIVERSALSTRING_new
ASN1_UNIVERSALSTRING_to_string
ASN1_UTCTIME_adj
ASN1_UTCTIME_check
ASN1_UTCTIME_cmp_time_t
ASN1_UTCTIME_free
ASN1_UTCTIME_it
ASN1_UTCTIME_new
ASN1_UTCTIME_print
ASN1_UTCTIME_set
ASN1_UTCTIME_set_string
ASN1_UTF8STRING_free
ASN1_UTF8STRING_it
ASN1_UTF8STRING_new
ASN1_VISIBLESTRING_free
ASN1_VISIBLESTRING_it
ASN1_VISIBLESTRING_new
ASN1_add_oid_module
ASN1_bn_print
ASN1_d2i_bio
ASN1_d2i_fp
ASN1_dup
ASN1_generate_nconf
ASN1_generate_v3
ASN1_get_object
ASN1_i2d_bio
ASN1_i2d_fp
ASN1_item_d2i
ASN1_item_d2i_bio
ASN1_item_d2i_fp
ASN1_item_digest
ASN1_item_dup
ASN1_item_ex_d2i
ASN1_item_ex_free
ASN1_item_ex_i2d
ASN1_item_ex_new
ASN1_item_free
ASN1_item_i2d
ASN1_item_i2d_bio
ASN1_item_i2d_fp
ASN1_item_ndef_i2d
ASN1_item_new
ASN1_item_pack
ASN1_item_print
ASN1_item_sign
ASN1_item_sign_ctx
ASN1_item_unpack
ASN1_item_verify
ASN1_mbstring_copy
ASN1_mbstring_ncopy
ASN1_object_size
ASN1_parse
ASN1_parse_dump
ASN1_primitive_free
ASN1_primitive_new
ASN1_put_eoc
ASN1_put_object
ASN1_tag2bit
ASN1_tag2str
ASN1_template_d2i
ASN1_template_free
ASN1_template_i2d
ASN1_template_new
ASN1_time_parse
ASN1_time_tm_clamp_notafter
ASN1_time_tm_cmp
ASRange_free
ASRange_it
ASRange_new
AUTHORITY_INFO_ACCESS_free
AUTHORITY_INFO_ACCESS_it
AUTHORITY_INFO_ACCESS_new
AUTHORITY_KEYID_free
AUTHORITY_KEYID_it
AUTHORITY_KEYID_new
BASIC_CONSTRAINTS_free
BASIC_CONSTRAINTS_it
BASIC_CONSTRAINTS_new
BF_cbc_encrypt
BF_cfb64_encrypt
BF_decrypt
BF_ecb_encrypt
BF_encrypt
BF_ofb64_encrypt
BF_options
BF_set_key
BIGNUM_it
BIO_CONNECT_free
BIO_CONNECT_new
BIO_accept
BIO_asn1_get_prefix
BIO_asn1_get_suffix
BIO_asn1_set_prefix
BIO_asn1_set_suffix
BIO_callback_ctrl
BIO_clear_flags
BIO_copy_next_retry
BIO_ctrl
BIO_ctrl_get_read_request
BIO_ctrl_get_write_guarantee
BIO_ctrl_pending
BIO_ctrl_reset_read_request
BIO_ctrl_wpending
BIO_debug_callback
BIO_dgram_non_fatal_error
BIO_dump
BIO_dump_cb
BIO_dump_fp
BIO_dump_indent
BIO_dump_indent_cb
BIO_dump_indent_fp
BIO_dup_chain
BIO_f_asn1
BIO_f_base64
BIO_f_buffer
BIO_f_cipher
BIO_f_md
BIO_f_nbio_test
BIO_f_null
BIO_fd_non_fatal_error
BIO_fd_should_retry
BIO_find_type
BIO_free
BIO_free_all
BIO_get_accept_socket
BIO_get_callback
BIO_get_callback_arg
BIO_get_callback_ex
BIO_get_data
BIO_get_ex_data
BIO_get_ex_new_index
BIO_get_host_ip
BIO_get_init
BIO_get_new_index
BIO_get_port
BIO_get_retry_BIO
BIO_get_retry_reason
BIO_get_shutdown
BIO_gethostbyname
BIO_gets
BIO_indent
BIO_int_ctrl
BIO_meth_free
BIO_meth_get_callback_ctrl
BIO_meth_get_create
BIO_meth_get_ctrl
BIO_meth_get_destroy
BIO_meth_get_gets
BIO_meth_get_puts
BIO_meth_get_read
BIO_meth_get_write
BIO_meth_new
BIO_meth_set_callback_ctrl
BIO_meth_set_create
BIO_meth_set_ctrl
BIO_meth_set_destroy
BIO_meth_set_gets
BIO_meth_set_puts
BIO_meth_set_read
BIO_meth_set_write
BIO_method_name
BIO_method_type
BIO_new
BIO_new_CMS
BIO_new_NDEF
BIO_new_PKCS7
BIO_new_accept
BIO_new_bio_pair
BIO_new_connect
BIO_new_dgram
BIO_new_fd
BIO_new_file
BIO_new_fp
BIO_new_mem_buf
BIO_new_socket
BIO_next
BIO_nread
BIO_nread0
BIO_number_read
BIO_number_written
BIO_nwrite
BIO_nwrite0
BIO_pop
BIO_printf
BIO_ptr_ctrl
BIO_push
BIO_puts
BIO_read
BIO_s_accept
BIO_s_bio
BIO_s_connect
BIO_s_datagram
BIO_s_fd
BIO_s_file
BIO_s_mem
BIO_s_null
BIO_s_socket
BIO_set
BIO_set_callback
BIO_set_callback_arg
BIO_set_callback_ex
BIO_set_cipher
BIO_set_data
BIO_set_ex_data
BIO_set_flags
BIO_set_init
BIO_set_next
BIO_set_retry_reason
BIO_set_shutdown
BIO_set_tcp_ndelay
BIO_snprintf
BIO_sock_cleanup
BIO_sock_error
BIO_sock_init
BIO_sock_non_fatal_error
BIO_sock_should_retry
BIO_socket_ioctl
BIO_socket_nbio
BIO_test_flags
BIO_up_ref
BIO_vfree
BIO_vprintf
BIO_vsnprintf
BIO_write
BN_BLINDING_convert
BN_BLINDING_convert_ex
BN_BLINDING_create_param
BN_BLINDING_free
BN_BLINDING_get_flags
BN_BLINDING_get_thread_id
BN_BLINDING_invert
BN_BLINDING_invert_ex
BN_BLINDING_new
BN_BLINDING_set_flags
BN_BLINDING_set_thread_id
BN_BLINDING_thread_id
BN_BLINDING_update
BN_CTX_end
BN_CTX_free
BN_CTX_get
BN_CTX_init
BN_CTX_new
BN_CTX_start
BN_GENCB_call
BN_GENCB_free
BN_GENCB_get_arg
BN_GENCB_new
BN_GENCB_set
BN_GENCB_set_old
BN_GF2m_add
BN_GF2m_arr2poly
BN_GF2m_mod
BN_GF2m_mod_arr
BN_GF2m_mod_div
BN_GF2m_mod_div_arr
BN_GF2m_mod_exp
BN_GF2m_mod_exp_arr
BN_GF2m_mod_inv
BN_GF2m_mod_inv_arr
BN_GF2m_mod_mul
BN_GF2m_mod_mul_arr
BN_GF2m_mod_solve_quad
BN_GF2m_mod_solve_quad_arr
BN_GF2m_mod_sqr
BN_GF2m_mod_sqr_arr
BN_GF2m_mod_sqrt
BN_GF2m_mod_sqrt_arr
BN_GF2m_poly2arr
BN_MONT_CTX_copy
BN_MONT_CTX_free
BN_MONT_CTX_init
BN_MONT_CTX_new
BN_MONT_CTX_set
BN_MONT_CTX_set_locked
BN_RECP_CTX_free
BN_RECP_CTX_init
BN_RECP_CTX_new
BN_RECP_CTX_set
BN_X931_derive_prime_ex
BN_X931_generate_Xpq
BN_X931_generate_prime_ex
BN_abs_is_word
BN_add
BN_add_word
BN_asc2bn
BN_bin2bn
BN_bn2bin
BN_bn2binpad
BN_bn2dec
BN_bn2hex
BN_bn2lebinpad
BN_bn2mpi
BN_clear
BN_clear_bit
BN_clear_free
BN_cmp
BN_consttime_swap
BN_copy
BN_dec2bn
BN_div
BN_div_recp
BN_div_word
BN_dup
BN_exp
BN_free
BN_from_montgomery
BN_gcd
BN_generate_prime
BN_generate_prime_ex
BN_get0_nist_prime_192
BN_get0_nist_prime_224
BN_get0_nist_prime_256
BN_get0_nist_prime_384
BN_get0_nist_prime_521
BN_get_flags
BN_get_params
BN_get_rfc2409_prime_1024
BN_get_rfc2409_prime_768
BN_get_rfc3526_prime_1536
BN_get_rfc3526_prime_2048
BN_get_rfc3526_prime_3072
BN_get_rfc3526_prime_4096
BN_get_rfc3526_prime_6144
BN_get_rfc3526_prime_8192
BN_get_word
BN_hex2bn
BN_init
BN_is_bit_set
BN_is_negative
BN_is_odd
BN_is_one
BN_is_prime
BN_is_prime_ex
BN_is_prime_fasttest

Sections

.text
Size: 964KB - Virtual size: 964KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 457KB - Virtual size: 457KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 14KB - Virtual size: 25KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1024B - Virtual size: 920B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 42KB - Virtual size: 41KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3619c4d90c8ba7f6ff9902bcbae4ca2e

Code Sign

33:00:00:02:f3:09:6e:45:07:d7:c0:24:96:00:00:00:00:02:f3Certificate

Extended Key Usages

61:0e:90:d2:00:00:00:00:00:03Certificate

Key Usages

30:21:b0:8b:dc:db:c8:18:3a:cd:3d:82:ca:f6:69:1d:9d:05:09:8f:99:90:15:84:c0:90:73:b2:e2:d1:7c:ebSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

ws2_32

bcrypt

kernel32

Exports

Exports

Sections

.text Size: 964KB - Virtual size: 964KB

.rdata Size: 457KB - Virtual size: 457KB

.data Size: 14KB - Virtual size: 25KB

.rsrc Size: 1024B - Virtual size: 920B

.reloc Size: 42KB - Virtual size: 41KB

33:00:00:02:f3:09:6e:45:07:d7:c0:24:96:00:00:00:00:02:f3
Certificate

61:0e:90:d2:00:00:00:00:00:03
Certificate

30:21:b0:8b:dc:db:c8:18:3a:cd:3d:82:ca:f6:69:1d:9d:05:09:8f:99:90:15:84:c0:90:73:b2:e2:d1:7c:eb
Signer

.text
Size: 964KB - Virtual size: 964KB

.rdata
Size: 457KB - Virtual size: 457KB

.data
Size: 14KB - Virtual size: 25KB

.rsrc
Size: 1024B - Virtual size: 920B

.reloc
Size: 42KB - Virtual size: 41KB