WannaCry[.]exe

General

Target

WannaCry.exe
Size

224KB
MD5

5c7fb0927db37372da25f270708103a2
SHA1

120ed9279d85cbfa56e5b7779ffa7162074f7a29
SHA256

be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844
SHA512

a15f97fad744ccf5f620e5aabb81f48507327b898a9aa4287051464019e0f89224c484e9691812e166471af9beaddcfc3deb2ba878658761f4800663beef7206
SSDEEP

3072:Y059femWRwTs/dbelj0X8/j84pcRXPlU3Upt3or4H84lK8PtpLzLsR/EfcZ:+5RwTs/dSXj84mRXPemxdBlPvLzLeZ

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
WannaCry.exe

Files

WannaCry.exe
.exe windows:4 windows x86 arch:x86

e858a14f217810d78466806d95d7fceb

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

GetFileSizeEx
CreateFileA
InitializeCriticalSection
DeleteCriticalSection
GetFileSize
LeaveCriticalSection
EnterCriticalSection
SizeofResource
LockResource
LoadResource
FindResourceA
SetErrorMode
VirtualAlloc
VirtualFree
FreeLibrary
HeapAlloc
GetProcessHeap
GetModuleHandleA
SetLastError
VirtualProtect
IsBadReadPtr
HeapFree
SystemTimeToFileTime
LocalFileTimeToFileTime
CreateDirectoryA
GetStartupInfoA
ReadFile
SetFilePointer
WriteFile
SetFileTime
GetFileAttributesA
GetCurrentDirectoryA
SetCurrentDirectoryA
GlobalAlloc
LoadLibraryA
GetProcAddress
GlobalFree
GetModuleFileNameA
CloseHandle

user32

wsprintfA

advapi32

CryptDecrypt
CryptDestroyKey
CryptReleaseContext
CryptImportKey
CryptAcquireContextA

ws2_32

WSAStartup
inet_addr
WSACleanup

msvcrt

_controlfp
__set_app_type
__p__fmode
_adjust_fdiv
__setusermatherr
_initterm
__getmainargs
_acmdln
exit
_XcptFilter
_exit
??1type_info@@UAE@XZ
__p__commode
strcpy
memset
strlen
memcpy
__CxxFrameHandler
??3@YAXPAX@Z
memcmp
_except_handler3
_local_unwind2
??2@YAPAXI@Z
sscanf
strcmp
__p___argv
__p___argc
strrchr
realloc
_stricmp
free
malloc
??0exception@@QAE@ABV0@@Z
??1exception@@UAE@XZ
??0exception@@QAE@ABQBD@Z
_CxxThrowException
calloc
strcat
_mbsstr

Sections

.text
Size: 28KB - Virtual size: 24KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 24KB - Virtual size: 23KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 160KB - Virtual size: 158KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e858a14f217810d78466806d95d7fceb

Headers

File Characteristics

Imports

kernel32

user32

advapi32

ws2_32

msvcrt

Sections

.text Size: 28KB - Virtual size: 24KB

.rdata Size: 24KB - Virtual size: 23KB

.data Size: 8KB - Virtual size: 5KB

.rsrc Size: 160KB - Virtual size: 158KB

.text
Size: 28KB - Virtual size: 24KB

.rdata
Size: 24KB - Virtual size: 23KB

.data
Size: 8KB - Virtual size: 5KB

.rsrc
Size: 160KB - Virtual size: 158KB