WannaCry[.]EXE

Target

WannaCry.EXE
Size

3.4MB
MD5

84c82835a5d21bbcf75a61706d8ab549
SHA1

5ff465afaabcbf0150d1a3ab2c2e74f3a4426467
SHA256

ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa
SHA512

90723a50c20ba3643d625595fd6be8dcf88d70ff7f4b4719a88f055d5b3149a4231018ea30d375171507a147e59f73478c0c27948590794554d031e7d54b7244
SSDEEP

98304:QqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2g3x:QqPe1Cxcxk3ZAEUadzR8yc4gB

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

68f013d7437aa653a8a98a05807afeb1

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

GetFileAttributesW
GetFileSizeEx
CreateFileA
InitializeCriticalSection
DeleteCriticalSection
ReadFile
GetFileSize
WriteFile
LeaveCriticalSection
EnterCriticalSection
SetFileAttributesW
SetCurrentDirectoryW
CreateDirectoryW
GetTempPathW
GetWindowsDirectoryW
GetFileAttributesA
SizeofResource
LockResource
LoadResource
MultiByteToWideChar
Sleep
OpenMutexA
GetFullPathNameA
CopyFileA
GetModuleFileNameA
VirtualAlloc
VirtualFree
FreeLibrary
HeapAlloc
GetProcessHeap
GetModuleHandleA
SetLastError
VirtualProtect
IsBadReadPtr
HeapFree
SystemTimeToFileTime
LocalFileTimeToFileTime
CreateDirectoryA
GetStartupInfoA
SetFilePointer
SetFileTime
GetComputerNameW
GetCurrentDirectoryA
SetCurrentDirectoryA
GlobalAlloc
LoadLibraryA
GetProcAddress
GlobalFree
CreateProcessA
CloseHandle
WaitForSingleObject
TerminateProcess
GetExitCodeProcess
FindResourceA

user32

wsprintfA

advapi32

CreateServiceA
OpenServiceA
StartServiceA
CloseServiceHandle
CryptReleaseContext
RegCreateKeyW
RegSetValueExA
RegQueryValueExA
RegCloseKey
OpenSCManagerA

msvcrt

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

Sections

.text
Size: 28KB - Virtual size: 26KB

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: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 3.3MB - Virtual size: 3.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

68f013d7437aa653a8a98a05807afeb1

Headers

File Characteristics

Imports

kernel32

user32

advapi32

msvcrt

Sections

.text Size: 28KB - Virtual size: 26KB

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

.data Size: 8KB - Virtual size: 6KB

.rsrc Size: 3.3MB - Virtual size: 3.3MB

.text
Size: 28KB - Virtual size: 26KB

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

.data
Size: 8KB - Virtual size: 6KB

.rsrc
Size: 3.3MB - Virtual size: 3.3MB