libzip[.]dll | Triage

Sharing

Copy URL Twitter E-mail

General

Target

libzip.dll
Size

90KB
MD5

73985b555a5e0eb478a2bbb3b4af5996
SHA1

253377620a164487678ee268419d167c5491fc4a
SHA256

1f7ecb085126e816be5ca48551bfc77085a264b7d9865f97ac3fa249898f55fe
SHA512

7c1982a4b27c1af8a6d33571960e1decb342d1d021c1c06463341234ef459e51d11263f3e487cc3726b03de3af2f2b2977f81e64be0f3a7c42872968af435c65
SSDEEP

1536:yNRxwtnRMjg6EerbR6iCw/CHtizG0XYDcEQ717wKmGy:JRiae5stiz1XnEQaGy

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
libzip.dll

Files

libzip.dll
.dll windows:4 windows x86 arch:x86

eb10a22289032f5d016f23482d74c5d9

Headers

DLL Characteristics

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_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

zlib1

crc32
deflate
deflateEnd
deflateInit2_
inflate
inflateEnd
inflateInit2_
zError

kernel32

CloseHandle
CreateFileA
CreateFileW
DeleteCriticalSection
DeleteFileA
DeleteFileW
EnterCriticalSection
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetFileSizeEx
GetFileTime
GetFileType
GetLastError
GetModuleHandleA
GetProcAddress
GetSystemTimeAsFileTime
GetTickCount
InitializeCriticalSection
LeaveCriticalSection
MoveFileExA
MoveFileExW
MultiByteToWideChar
QueryPerformanceCounter
ReadFile
SetFilePointerEx
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TlsGetValue
UnhandledExceptionFilter
VirtualProtect
VirtualQuery
WriteFile

msvcrt

__dllonexit
__doserrno
__pioinfo
_amsg_exit
_close
_dup
_errno
_fdopen
_filelengthi64
_fileno
_fstat
_initterm
_iob
_lock
_lseeki64
_onexit
_setmode
_snprintf
_snwprintf
_sopen
_stat
_strdup
time
mktime
localtime
calloc
clearerr
fclose
ferror
fflush
fgetpos
fopen
fread
free
fsetpos
fwrite
malloc
memchr
memcmp
memcpy
rand
realloc
remove
rename
sprintf
strcmp
strerror
strlen
strncmp
strrchr
_unlock
_wcsdup
_write
abort
vfprintf
wcslen
_umask
_fileno
_chmod
_stricmp

user32

GetUserObjectSecurity

Exports

Exports

zip_add
zip_add_dir
zip_archive_set_tempdir
zip_close
zip_delete
zip_dir_add
zip_discard
zip_error_clear
zip_error_code_system
zip_error_code_zip
zip_error_fini
zip_error_get
zip_error_get_sys_type
zip_error_init
zip_error_init_with_code
zip_error_set
zip_error_strerror
zip_error_system_type
zip_error_to_data
zip_error_to_str
zip_fclose
zip_fdopen
zip_file_add
zip_file_error_clear
zip_file_error_get
zip_file_extra_field_delete
zip_file_extra_field_delete_by_id
zip_file_extra_field_get
zip_file_extra_field_get_by_id
zip_file_extra_field_set
zip_file_extra_fields_count
zip_file_extra_fields_count_by_id
zip_file_get_comment
zip_file_get_error
zip_file_get_external_attributes
zip_file_rename
zip_file_replace
zip_file_set_comment
zip_file_set_external_attributes
zip_file_set_mtime
zip_file_strerror
zip_fopen
zip_fopen_encrypted
zip_fopen_index
zip_fopen_index_encrypted
zip_fread
zip_get_archive_comment
zip_get_archive_flag
zip_get_error
zip_get_file_comment
zip_get_name
zip_get_num_entries
zip_get_num_files
zip_name_locate
zip_open
zip_open_from_source
zip_rename
zip_replace
zip_set_archive_comment
zip_set_archive_flag
zip_set_default_password
zip_set_file_comment
zip_set_file_compression
zip_source_begin_write
zip_source_buffer
zip_source_buffer_create
zip_source_close
zip_source_commit_write
zip_source_error
zip_source_file
zip_source_file_create
zip_source_filep
zip_source_filep_create
zip_source_free
zip_source_function
zip_source_function_create
zip_source_is_deleted
zip_source_keep
zip_source_make_command_bitmap
zip_source_open
zip_source_read
zip_source_rollback_write
zip_source_seek
zip_source_seek_compute_offset
zip_source_seek_write
zip_source_stat
zip_source_tell
zip_source_tell_write
zip_source_win32a
zip_source_win32a_create
zip_source_win32handle
zip_source_win32handle_create
zip_source_win32w
zip_source_win32w_create
zip_source_write
zip_source_zip
zip_stat
zip_stat_index
zip_stat_init
zip_strerror
zip_unchange
zip_unchange_all
zip_unchange_archive

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 964B

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 3KB - Virtual size: 3KB

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: 44B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 32B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/4
Size: 512B - Virtual size: 24B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

eb10a22289032f5d016f23482d74c5d9

Headers

DLL Characteristics

File Characteristics

Imports

zlib1

kernel32

msvcrt

user32

Exports

Exports

Sections

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

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

.rdata Size: 5KB - Virtual size: 5KB

.bss Size: - Virtual size: 964B

.edata Size: 3KB - Virtual size: 3KB

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

.CRT Size: 512B - Virtual size: 44B

.tls Size: 512B - Virtual size: 32B

.reloc Size: 1KB - Virtual size: 1KB

/4 Size: 512B - Virtual size: 24B

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

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

.rdata
Size: 5KB - Virtual size: 5KB

.bss
Size: - Virtual size: 964B

.edata
Size: 3KB - Virtual size: 3KB

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

.CRT
Size: 512B - Virtual size: 44B

.tls
Size: 512B - Virtual size: 32B

.reloc
Size: 1KB - Virtual size: 1KB

/4
Size: 512B - Virtual size: 24B