SteamSetup[.]exe

Sharing

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General

Target

SteamSetup.exe
Size

454KB
MD5

7c6f02420478aa0c6305c5e59ae19ad4
SHA1

81bc3d867c8b37d9b90663738d497442f4bbe4cc
SHA256

484029159ee8509f2f98956d089229c18b9284386ff7d606d0eb16c3da9bede6
SHA512

29d6fb80eeda930cf38c35b5b0a64bff8b1597ae93b27fd4735f406fd75b5713ab67d7b579440c20a0317110a635eed895380f0780f12eb5363bcdfa97b4b2fd
SSDEEP

6144:OJAQfVR0kGIPBKeLQSnQV6lRElIwvrbmP1HvyXq5ozvs2n8A6VqSh/yAoRDMz:OKQfVR0hIEeK3ePZ2n6uRO

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
SteamSetup.exe

Files

SteamSetup.exe
.exe windows x64

217a38d2fb95ba9a55f4be83a4f660c7

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

opengl32

wglGetProcAddress

kernel32

Sleep
CloseHandle
CreateThread
GetConsoleWindow
GetModuleHandleW
WideCharToMultiByte
QueryPerformanceFrequency
QueryPerformanceCounter
TlsAlloc
TlsFree
TlsSetValue
TlsGetValue
MultiByteToWideChar
GetCurrentProcess
GetStdHandle
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
IsProcessorFeaturePresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
CreateEventW
WaitForSingleObjectEx
ResetEvent
SetEvent
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
LeaveCriticalSection
EnterCriticalSection
SetConsoleScreenBufferSize
SetConsoleTitleA
GetConsoleScreenBufferInfo
FreeLibrary
GetProcAddress
LoadLibraryA
GlobalUnlock
GlobalLock
GlobalFree
GlobalAlloc
TerminateProcess
InitializeSListHead

user32

GetRawInputDeviceInfoA
GetRawInputDeviceList
ChangeDisplaySettingsExW
EnumDisplayDevicesW
EnumDisplaySettingsExW
EnumDisplaySettingsW
RegisterDeviceNotificationW
SystemParametersInfoW
MoveWindow
TrackMouseEvent
PtInRect
CopyIcon
WindowFromPoint
SetCursor
LoadCursorW
ScreenToClient
IsZoomed
IsWindowVisible
TranslateMessage
DispatchMessageW
LoadImageW
RegisterClassExW
DefWindowProcW
ReleaseDC
CreateIconIndirect
IsIconic
GetWindowLongW
SetWindowLongW
BringWindowToTop
SetForegroundWindow
SetFocus
GetSystemMetrics
GetClassLongPtrW
SendMessageW
DestroyIcon
UnregisterClassW
RemovePropW
DestroyWindow
CreateWindowExW
SetPropW
SetWindowPos
GetMessageTime
PeekMessageW
GetClientRect
ClientToScreen
ClipCursor
AdjustWindowRectEx
GetDC
GetForegroundWindow
ReleaseCapture
GetAsyncKeyState
SetCursorPos
GetCursorPos
ShowWindow
OpenClipboard
CloseClipboard
EmptyClipboard
GetKeyState
GetWindowRect
PostMessageA
GetClipboardData
GetActiveWindow
SetClipboardData
GetPropW
SetCapture

gdi32

DeleteObject
CreateDIBSection
DescribePixelFormat
SetPixelFormat
SwapBuffers
SetDeviceGammaRamp
CreateDCW
GetDeviceCaps
DeleteDC
CreateBitmap

shell32

DragQueryPoint
DragFinish
DragAcceptFiles
DragQueryFileW

winmm

PlaySoundA

imm32

ImmGetContext
ImmReleaseContext
ImmSetCompositionWindow

msvcp140

?_Xlength_error@std@@YAXPEBD@Z
?_Random_device@std@@YAIXZ

vcruntime140

memmove
_CxxThrowException
__std_exception_destroy
__std_exception_copy
memcmp
memcpy
memset
strstr
__std_terminate
__CxxFrameHandler3
__C_specific_handler
memchr

api-ms-win-crt-stdio-l1-1-0

__acrt_iob_func
ftell
fflush
__p__commode
fclose
_set_fmode
__stdio_common_vsscanf
fread
__stdio_common_vsprintf
_wfopen
fseek
__stdio_common_vfprintf

api-ms-win-crt-string-l1-1-0

strcmp
_strdup
strncmp
strncpy
isprint

api-ms-win-crt-utility-l1-1-0

rand
qsort
srand

api-ms-win-crt-heap-l1-1-0

_callnewh
malloc
_set_new_mode
realloc
free
calloc

api-ms-win-crt-runtime-l1-1-0

_wassert
__p___argc
__p___argv
_c_exit
_register_thread_local_exe_atexit_callback
_initterm_e
_initterm
exit
_invalid_parameter_noinfo_noreturn
terminate
_configure_narrow_argv
_initialize_narrow_environment
_initialize_onexit_table
_register_onexit_function
_crt_atexit
_exit
_cexit
_seh_filter_exe
_set_app_type
_get_initial_narrow_environment

api-ms-win-crt-convert-l1-1-0

atof

api-ms-win-crt-math-l1-1-0

pow
sqrt
sqrtf
atan2f
cosf
sinf
powf
ceilf
floorf
__setusermatherr
fmodf
log2
ceil

api-ms-win-crt-time-l1-1-0

_time64

api-ms-win-crt-locale-l1-1-0

_configthreadlocale

Sections

.text
Size: 315KB - Virtual size: 315KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 107KB - Virtual size: 107KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 15KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 12KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 212B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

217a38d2fb95ba9a55f4be83a4f660c7

Headers

DLL Characteristics

File Characteristics

Imports

opengl32

kernel32

user32

gdi32

shell32

winmm

imm32

msvcp140

vcruntime140

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-utility-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-convert-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-time-l1-1-0

api-ms-win-crt-locale-l1-1-0

Sections

.text Size: 315KB - Virtual size: 315KB

.rdata Size: 107KB - Virtual size: 107KB

.data Size: 2KB - Virtual size: 8KB

.pdata Size: 15KB - Virtual size: 14KB

.rsrc Size: 12KB - Virtual size: 12KB

.reloc Size: 512B - Virtual size: 212B

.text
Size: 315KB - Virtual size: 315KB

.rdata
Size: 107KB - Virtual size: 107KB

.data
Size: 2KB - Virtual size: 8KB

.pdata
Size: 15KB - Virtual size: 14KB

.rsrc
Size: 12KB - Virtual size: 12KB

.reloc
Size: 512B - Virtual size: 212B