windowkill[.]exe

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General

Target

windowkill.exe
Size

53.5MB
MD5

d27129d82f9962c7b0d1316122e3256d
SHA1

abf5d173d041a5d3404d5229c4c36bd8f95d10ae
SHA256

6670aa7b50caf97cf07205907bc19a7fd233e17b6b55a2177b98941cb8101ab0
SHA512

75d77bb7d0c8e6f3441496ce8a4d4162e7433e1fb207fe3c60e5b536d5ead9f412eb91b51232abb3935ba9f6d281de99e119d743155c8364503b68375868776e
SSDEEP

393216:3nHqBtN5ZOBqCgwlYl7RoanFC5u3t2xpP3Kd4u9KuGl1f:XHqsBqQYl7F2/P1lR

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
windowkill.exe

Files

windowkill.exe
.exe windows:6 windows x64

ccce95150c589eb6828d996acefe533e

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

winmm

midiInGetNumDevs
midiInGetDevCapsA
midiInGetErrorTextA
midiInOpen
midiInClose
midiInStart
timeEndPeriod
midiInStop
midiInGetID
timeBeginPeriod

kernel32

PowerCreateRequest
PowerSetRequest
PowerClearRequest
CompareStringOrdinal
LCIDToLocaleName
GetLocaleInfoEx
LoadLibraryA
GetLocaleInfoW
GetConsoleScreenBufferInfo
SetConsoleTextAttribute
GlobalUnlock
GlobalLock
GetCommandLineW
GlobalAlloc
LocalFree
WideCharToMultiByte
WriteConsoleW
SetEndOfFile
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetOEMCP
IsValidCodePage
HeapSize
SetFilePointerEx
GetFileSizeEx
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
HeapReAlloc
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
LCMapStringW
CompareStringW
GetCommandLineA
WriteFile
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
PeekNamedPipe
GetFileInformationByHandle
MoveFileExW
RemoveDirectoryW
GetDriveTypeW
FreeLibraryAndExitThread
ExitThread
GetModuleHandleExW
ExitProcess
GetFileType
SetStdHandle
RtlUnwind
InterlockedPushEntrySList
RtlUnwindEx
GetStartupInfoW
IsDebuggerPresent
InitializeSListHead
IsProcessorFeaturePresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
GlobalSize
InitializeCriticalSectionAndSpinCount
GetCPInfo
GetStringTypeW
LCMapStringEx
DecodePointer
EncodePointer
GetModuleHandleW
InitOnceComplete
InitOnceBeginInitialize
AcquireSRWLockShared
ReleaseSRWLockShared
GetNativeSystemInfo
GetExitCodeThread
LoadLibraryW
SetPriorityClass
SetThreadPriority
GetCurrentThreadId
GetCurrentThread
SetLastError
OutputDebugStringA
K32GetPerformanceInfo
SetConsoleCtrlHandler
ReadConsoleW
SetConsoleMode
AttachConsole
GetUserDefaultUILanguage
MultiByteToWideChar
GetTimeZoneInformation
SystemTimeToFileTime
FormatMessageW
LoadLibraryExW
WaitForSingleObjectEx
RaiseException
RtlPcToFileHeader
SleepConditionVariableSRW
WakeConditionVariable
InitializeCriticalSectionEx
AcquireSRWLockExclusive
CreateProcessW
GetExitCodeProcess
TerminateProcess
GetCurrentProcessId
GetCurrentProcess
Sleep
WaitForSingleObject
GetProcAddress
GetModuleHandleA
GetModuleFileNameW
FreeLibrary
GetLocalTime
GetSystemTimeAsFileTime
GetSystemTime
GetStdHandle
GetEnvironmentVariableW
QueryPerformanceFrequency
QueryPerformanceCounter
CreatePipe
GetLastError
SetHandleInformation
CloseHandle
ReadFile
FindFirstFileW
FindClose
SetEnvironmentVariableW
ReleaseSRWLockExclusive
InitializeSRWLock
CompareFileTime
CreateEventW
GetACP
CreateFileW
SetFileAttributesW
ReplaceFileW
GetVolumeInformationW
ReleaseMutex
CreateMutexA
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FindNextFileW
GetFileAttributesW
GetFullPathNameW
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
TryEnterCriticalSection
DeleteCriticalSection
VirtualAlloc
VirtualFree
GetLargePageMinimum
GetSystemInfo
SwitchToThread
CreateThread
SetThreadIdealProcessor
SetThreadAffinityMask
InitializeConditionVariable
WakeAllConditionVariable
SleepConditionVariableCS
SetEvent
ResetEvent
CreateEventA
HeapAlloc
HeapFree
GetProcessHeap
GetTickCount64
SetCurrentDirectoryW
GetCurrentDirectoryW
CreateDirectoryW
DeleteFileW
FindFirstFileExW
GetDiskFreeSpaceExA
GetLogicalDrives
GetTempFileNameW
OpenProcess

ole32

CoCreateInstance
CoInitializeEx
CoUninitialize
CoTaskMemFree
PropVariantClear

oleaut32

SysFreeString
VariantInit
SysAllocString

user32

ActivateKeyboardLayout
MessageBoxW
ToUnicodeEx
GetRawInputDeviceList
GetRawInputDeviceInfoA
RegisterRawInputDevices
GetRawInputData
EnumDisplayMonitors
GetMonitorInfoW
GetMonitorInfoA
MonitorFromWindow
SystemParametersInfoA
EnumDisplaySettingsW
CreateIconIndirect
CreateIconFromResource
DestroyIcon
LoadIconA
LoadCursorA
CallNextHookEx
UnhookWindowsHookEx
SetWindowsHookExA
SetWindowLongPtrA
GetWindowLongPtrA
FillRect
ClipCursor
WindowFromPoint
ScreenToClient
ClientToScreen
SetCaretPos
DestroyCaret
CreateCaret
GetCursorPos
SetCursor
SetCursorPos
AdjustWindowRectEx
GetWindowRect
GetClientRect
SetWindowTextW
SetWindowRgn
GetUpdateRect
ReleaseDC
GetDC
AllowSetForegroundWindow
SetForegroundWindow
GetForegroundWindow
GetSystemMetrics
KillTimer
SetTimer
ReleaseCapture
SetCapture
MapVirtualKeyExA
MapVirtualKeyA
RegisterTouchWindow
CloseTouchInputHandle
GetTouchInputInfo
GetAsyncKeyState
GetKeyState
SetFocus
IsClipboardFormatAvailable
EmptyClipboard
RegisterClipboardFormatA
GetClipboardData
SetClipboardData
CloseClipboard
OpenClipboard
IsZoomed
IsIconic
IsWindowVisible
SetWindowPos
MoveWindow
FlashWindowEx
ShowWindow
DestroyWindow
IsWindow
CreateWindowExW
RegisterClassExW
CallWindowProcW
DefWindowProcW
SendMessageA
GetMessageExtraInfo
PeekMessageW
DispatchMessageW
TranslateMessage
TrackMouseEvent
GetKeyboardLayout
GetKeyboardLayoutList

gdi32

CreateBitmap
CreateCompatibleBitmap
CreateCompatibleDC
CreateRectRgn
CreateSolidBrush
DeleteDC
DeleteObject
GetDeviceCaps
SwapBuffers
SetPixelFormat
ChoosePixelFormat
CreatePolygonRgn
CreateDIBSection
SelectObject
GetPixel
GetDIBits
BitBlt

shell32

ShellExecuteW
SHFileOperationW
SHGetKnownFolderPath
DragQueryFileW
DragAcceptFiles
SHCreateItemFromParsingName
CommandLineToArgvW

advapi32

LookupPrivilegeValueW
AdjustTokenPrivileges
RegGetValueW
RegEnumValueW
GetTokenInformation
GetSidSubAuthorityCount
GetSidSubAuthority
OpenProcessToken
RegCloseKey
RegOpenKeyExW
RegQueryValueExW
GetCurrentHwProfileA

dinput8

DirectInput8Create

imm32

ImmAssociateContext
ImmGetContext
ImmSetCompositionWindow
ImmSetCandidateWindow
ImmGetCompositionStringW
ImmReleaseContext

bcrypt

BCryptGenRandom

crypt32

CertOpenSystemStoreA
CertCloseStore
CertEnumCertificatesInStore
CryptBinaryToStringA
CertGetCertificateContextProperty

avrt

AvSetMmThreadCharacteristicsW
AvSetMmThreadPriority

dwmapi

DwmEnableBlurBehindWindow
DwmSetWindowAttribute

dwrite

DWriteCreateFactory

opengl32

wglCreateContext
wglDeleteContext
wglGetProcAddress
wglMakeCurrent

iphlpapi

GetAdaptersAddresses
GetBestInterfaceEx

shlwapi

PathFileExistsW

wsock32

getsockname
send
bind
ioctlsocket
sendto
setsockopt
socket
ntohs
connect
recv
select
__WSAFDIsSet
accept
inet_ntoa
listen
recvfrom
WSAStartup
WSACleanup
ntohl
htons
htonl
closesocket
WSAGetLastError

ws2_32

freeaddrinfo
getaddrinfo
getnameinfo
WSAConnect
inet_pton

Exports

Exports

?add@ThreadPool@TaskScheduler@embree@@QEAAXAEBV?$Ref@UTaskScheduler@embree@@@3@@Z
?addScheduler@TaskScheduler@embree@@CAXAEBV?$Ref@UTaskScheduler@embree@@@2@@Z
?allocThreadIndex@TaskScheduler@embree@@QEAA_JXZ
?execute_local@TaskQueue@TaskScheduler@embree@@QEAA_NAEAUThread@23@PEAUTask@23@@Z
?instance@TaskScheduler@embree@@CAPEAU12@XZ
?remove@ThreadPool@TaskScheduler@embree@@QEAAXAEBV?$Ref@UTaskScheduler@embree@@@3@@Z
?removeScheduler@TaskScheduler@embree@@CAXAEBV?$Ref@UTaskScheduler@embree@@@2@@Z
?run@Task@TaskScheduler@embree@@QEAAXAEAUThread@23@@Z
?startThreads@TaskScheduler@embree@@CAXXZ
?startThreads@ThreadPool@TaskScheduler@embree@@QEAAXXZ
?swapThread@TaskScheduler@embree@@CAPEAUThread@12@PEAU312@@Z
?thread@TaskScheduler@embree@@CAPEAUThread@12@XZ
?threadCount@TaskScheduler@embree@@SA_KXZ
?threadID@TaskScheduler@embree@@SA_KXZ
?threadIndex@TaskScheduler@embree@@SA_KXZ
?wait@TaskScheduler@embree@@SA_NXZ
AmdPowerXpressRequestHighPerformance
NvOptimusEnablement

Sections

.text
Size: 39.5MB - Virtual size: 39.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 11.9MB - Virtual size: 11.9MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 849KB - Virtual size: 2.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 1.0MB - Virtual size: 1.0MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

pck
Size: 512B - Virtual size: 8B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 1024B - Virtual size: 548B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 28KB - Virtual size: 27KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 284KB - Virtual size: 284KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

ccce95150c589eb6828d996acefe533e

Headers

DLL Characteristics

File Characteristics

Imports

winmm

kernel32

ole32

oleaut32

user32

gdi32

shell32

advapi32

dinput8

imm32

bcrypt

crypt32

avrt

dwmapi

dwrite

opengl32

iphlpapi

shlwapi

wsock32

ws2_32

Exports

Exports

Sections

.text Size: 39.5MB - Virtual size: 39.5MB

.rdata Size: 11.9MB - Virtual size: 11.9MB

.data Size: 849KB - Virtual size: 2.5MB

.pdata Size: 1.0MB - Virtual size: 1.0MB

pck Size: 512B - Virtual size: 8B

_RDATA Size: 1024B - Virtual size: 548B

.rsrc Size: 28KB - Virtual size: 27KB

.reloc Size: 284KB - Virtual size: 284KB

.text
Size: 39.5MB - Virtual size: 39.5MB

.rdata
Size: 11.9MB - Virtual size: 11.9MB

.data
Size: 849KB - Virtual size: 2.5MB

.pdata
Size: 1.0MB - Virtual size: 1.0MB

pck
Size: 512B - Virtual size: 8B

_RDATA
Size: 1024B - Virtual size: 548B

.rsrc
Size: 28KB - Virtual size: 27KB

.reloc
Size: 284KB - Virtual size: 284KB