Steamtools[.]exe

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General

Target

Steamtools.exe
Size

16.8MB
MD5

e2c710143b09e81678e745a6ab64ca53
SHA1

58ffdda0f0870d28b9d2d83bda9b4e42ec6bcab8
SHA256

b476f25e35d22c45729b6477d13a0e43eb9de5a54110ad74e2821404352cc40e
SHA512

9e5815ee5f2aff772690123cd07e0816b8ad5705d61c0a3dffced9d2262c20a6ec6385aeb9ad0022637bf82f747d39b0de446f5116c08f728c6bdd418f789881
SSDEEP

393216:fJ59A7zggzehzjJy520kFxtFl3FhJsv6tWKFdu9C:/tzF1F

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Steamtools.exe

Files

Steamtools.exe
.exe windows:6 windows x64 arch:x64

a30f23d780edb2ee5e16c0691e200f33

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

iphlpapi

ConvertInterfaceNameToLuidW
ConvertInterfaceLuidToIndex
GetAdaptersAddresses
ConvertInterfaceLuidToGuid
ConvertInterfaceIndexToLuid
ConvertInterfaceLuidToNameW

kernel32

TryEnterCriticalSection
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection
AreFileApisANSI
ReadFile
HeapCreate
HeapFree
GetFullPathNameW
WriteFile
GetDiskFreeSpaceW
OutputDebugStringA
LockFile
SetFilePointer
GetFullPathNameA
SetEndOfFile
UnlockFileEx
GetTempPathW
CreateMutexW
WaitForSingleObject
CreateFileW
GetFileAttributesW
HeapValidate
HeapSize
MultiByteToWideChar
GetTempPathA
GetDiskFreeSpaceA
GetFileAttributesA
GetFileAttributesExW
OutputDebugStringW
FlushViewOfFile
CreateFileA
LoadLibraryA
WaitForSingleObjectEx
DeleteFileA
DeleteFileW
HeapReAlloc
GetSystemInfo
HeapAlloc
HeapCompact
HeapDestroy
UnlockFile
LockFileEx
GetFileSize
GetCurrentProcessId
GetProcessHeap
SystemTimeToFileTime
FreeLibrary
WideCharToMultiByte
GetSystemTimeAsFileTime
GetSystemTime
FormatMessageA
QueryPerformanceCounter
GetTickCount
FlushFileBuffers
SetHandleInformation
GlobalFree
WaitForMultipleObjects
CreateEventW
GetLastError
GetProcAddress
FormatMessageW
LocalFree
LocalAlloc
K32GetModuleInformation
K32EnumProcesses
GetConsoleWindow
AllocConsole
GetUserDefaultUILanguage
OpenFileMappingW
VirtualQuery
GetTickCount64
OpenProcess
CreateProcessW
Sleep
OpenEventW
LoadLibraryW
UnmapViewOfFile
MapViewOfFile
CreateFileMappingW
TerminateProcess
GetCurrentProcess
CloseHandle
GetCurrentThreadId
DeleteCriticalSection
WriteConsoleW
SetEnvironmentVariableW
GetOEMCP
GetACP
IsValidCodePage
GetFileSizeEx
EnumSystemLocalesW
IsValidLocale
FlsFree
FlsSetValue
FlsGetValue
lstrcmpW
GetModuleHandleW
WTSGetActiveConsoleSessionId
ExpandEnvironmentStringsW
CheckRemoteDebuggerPresent
GlobalAlloc
GlobalUnlock
GlobalLock
GetLocaleInfoW
GlobalSize
GetUserDefaultLangID
GetVolumeInformationW
GetLongPathNameW
GetDriveTypeW
ExitProcess
IsProcessorFeaturePresent
CompareStringEx
GetCommandLineW
DuplicateHandle
SetEvent
SwitchToThread
CreateThread
GetCurrentThread
SetThreadPriority
GetThreadPriority
TerminateThread
ResumeThread
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetLocalTime
QueryPerformanceFrequency
GetSystemDirectoryW
ResetEvent
GetDateFormatW
GetTimeFormatW
GetCurrencyFormatW
GetUserDefaultLCID
GetUserPreferredUILanguages
GetStartupInfoW
GetModuleFileNameW
SetCurrentDirectoryW
GetCurrentDirectoryW
CreateDirectoryW
FindClose
FindFirstFileW
GetFileInformationByHandle
GetLogicalDrives
RemoveDirectoryW
SetFileTime
GetVolumePathNamesForVolumeNameW
SetErrorMode
DeviceIoControl
CopyFileW
MoveFileW
MoveFileExW
TzSpecificLocalTimeToSystemTime
FileTimeToSystemTime
GetFileInformationByHandleEx
GetStdHandle
GetEnvironmentStringsW
FreeEnvironmentStringsW
ConnectNamedPipe
CreateNamedPipeW
GetExitCodeProcess
GetProcessId
UnregisterWaitEx
RegisterWaitForSingleObject
GetFileType
SetFilePointerEx
CompareStringW
LCMapStringW
FindCloseChangeNotification
FindFirstChangeNotificationW
FindNextChangeNotification
FindFirstFileExW
FindNextFileW
GetModuleHandleExW
ReadFileEx
PeekNamedPipe
CancelIoEx
SleepEx
WriteFileEx
GetTimeZoneInformation
GetGeoInfoW
GetUserGeoID
ReleaseMutex
VirtualAlloc
VirtualFree
InitializeCriticalSectionEx
EncodePointer
DecodePointer
LCMapStringEx
RtlPcToFileHeader
RaiseException
GetStringTypeW
GetCPInfo
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
WakeAllConditionVariable
SleepConditionVariableSRW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
InitializeSListHead
RtlUnwindEx
SetLastError
RtlUnwind
InitializeCriticalSectionAndSpinCount
LoadLibraryExW
ExitThread
FreeLibraryAndExitThread
GetCommandLineA
GetConsoleMode
ReadConsoleW
GetConsoleOutputCP
SetFileAttributesW
SetStdHandle
FlsAlloc

user32

PostMessageW
AttachThreadInput
CreateWindowExW
IsChild
ShowWindow
UpdateLayeredWindow
SetLayeredWindowAttributes
FlashWindowEx
MoveWindow
GetWindowPlacement
SetWindowPlacement
IsWindowVisible
IsIconic
SetFocus
RegisterTouchWindow
UnregisterTouchWindow
IsTouchWindow
GetCapture
SetCapture
GetMenu
GetSystemMenu
EnableMenuItem
GetForegroundWindow
SetForegroundWindow
BeginPaint
EndPaint
GetUpdateRect
SetWindowRgn
InvalidateRect
SetWindowTextW
GetClientRect
GetWindowRect
AdjustWindowRectEx
SetCursor
ClientToScreen
ScreenToClient
SetWindowLongW
GetWindowLongPtrW
SetWindowLongPtrW
GetParent
SetParent
GetWindowThreadProcessId
GetWindow
DestroyCursor
DestroyIcon
MonitorFromPoint
GetAncestor
GetKeyboardLayoutList
RegisterPowerSettingNotification
UnregisterPowerSettingNotification
UnregisterClassW
GetClassInfoW
RegisterClassExW
GetFocus
GetCursorPos
WindowFromPoint
ChildWindowFromPointEx
GetSysColorBrush
LoadImageW
SetMenu
DrawMenuBar
UpdateLayeredWindowIndirect
CreatePopupMenu
DestroyMenu
InsertMenuW
GetCaretBlinkTime
ModifyMenuW
RemoveMenu
TrackPopupMenu
GetMenuItemInfoW
SetMenuItemInfoW
MonitorFromWindow
GetMonitorInfoW
EnumDisplayMonitors
LoadIconW
IsHungAppWindow
SetClipboardViewer
ChangeClipboardChain
RegisterClipboardFormatW
GetKeyboardLayout
RegisterWindowMessageW
IsWindowEnabled
CreateCaret
DestroyCaret
HideCaret
ShowCaret
SetCaretPos
FindWindowA
PeekMessageW
IsZoomed
GetKeyState
GetKeyboardState
ToAscii
ToUnicode
MapVirtualKeyW
TrackPopupMenuEx
SetCursorPos
GetCursor
LoadCursorW
CreateCursor
CreateIconIndirect
GetIconInfo
GetCursorInfo
RegisterClassW
EnumDisplayDevicesW
GetClipboardFormatNameW
TrackMouseEvent
GetMessageExtraInfo
GetAsyncKeyState
GetTouchInputInfo
CloseTouchInputHandle
GetWindowTextW
EnumWindows
RealGetWindowClassW
ChangeWindowMessageFilterEx
MessageBoxW
DrawIconEx
TranslateMessage
DispatchMessageW
GetQueueStatus
MsgWaitForMultipleObjectsEx
SetTimer
KillTimer
SetWindowsHookExW
UnhookWindowsHookEx
CallNextHookEx
PostThreadMessageW
CharNextExA
RegisterDeviceNotificationW
UnregisterDeviceNotification
MessageBeep
GetDoubleClickTime
GetDesktopWindow
GetSysColor
ReleaseDC
GetDC
DestroyWindow
DefWindowProcW
SystemParametersInfoW
SendMessageW
SetWindowPos
ReleaseCapture
GetWindowLongW
IsWindow
GetSystemMetrics
AppendMenuW
CreateMenu

advapi32

RegEnumValueW
RegFlushKey
RegQueryInfoKeyW
RegEnumKeyExW
RegDeleteKeyW
BuildTrusteeWithSidW
GetNamedSecurityInfoW
DuplicateToken
CopySid
AllocateAndInitializeSid
AccessCheck
OpenProcessToken
SystemFunction036
GetTokenInformation
GetSidSubAuthorityCount
GetSidSubAuthority
GetLengthSid
MapGenericMask
LookupAccountSidW
GetEffectiveRightsFromAclW
RegNotifyChangeKeyValue
RegSetValueExW
RegQueryValueExW
RegCreateKeyExW
RegOpenKeyExW
RegDeleteValueW
RegCloseKey
FreeSid

ole32

RevokeDragDrop
OleInitialize
OleUninitialize
RegisterDragDrop
CoLockObjectExternal
OleSetClipboard
OleGetClipboard
OleFlushClipboard
OleIsCurrentClipboard
DoDragDrop
CoTaskMemFree
ReleaseStgMedium
CoGetMalloc
CoCreateGuid
StringFromGUID2
CoInitialize
CoInitializeEx
CoCreateInstance
CoUninitialize

wtsapi32

WTSFreeMemory
WTSQuerySessionInformationW

uxtheme

GetThemeColor
GetThemeInt
GetThemeEnumValue
GetThemeMargins
OpenThemeData
GetThemeTransitionDuration
CloseThemeData
ord47
GetThemeBackgroundRegion
IsThemeBackgroundPartiallyTransparent
GetThemePartSize
GetThemePropertyOrigin
GetThemeBool
SetWindowTheme
IsThemeActive
IsAppThemed
GetCurrentThemeName

dwmapi

DwmIsCompositionEnabled
DwmSetWindowAttribute
DwmEnableBlurBehindWindow
DwmGetWindowAttribute

imm32

ImmGetDefaultIMEWnd
ImmReleaseContext
ImmAssociateContext
ImmAssociateContextEx
ImmGetCompositionStringW
ImmGetOpenStatus
ImmNotifyIME
ImmSetCompositionWindow
ImmSetCandidateWindow
ImmGetVirtualKey
ImmGetContext

userenv

GetUserProfileDirectoryW

version

GetFileVersionInfoW
GetFileVersionInfoSizeW
VerQueryValueW

netapi32

NetShareEnum
NetApiBufferFree

ws2_32

WSAAsyncSelect
listen
htons
getsockname
WSACleanup
getsockopt
__WSAFDIsSet
bind
closesocket
WSAStartup
gethostname
getnameinfo
freeaddrinfo
getaddrinfo
WSASocketW
getpeername
htonl
ntohl
select
setsockopt
WSAGetLastError
WSAAccept
WSAConnect
WSAHtonl
WSAIoctl
WSANtohl
WSANtohs
WSARecv
WSARecvFrom
WSASend
WSASendTo

winmm

timeKillEvent
timeSetEvent
PlaySoundW

gdi32

GetObjectW
CreateFontIndirectW
EnumFontFamiliesExW
GetFontData
GetStockObject
AddFontResourceExW
RemoveFontResourceExW
GetBitmapBits
RemoveFontMemResourceEx
SetPixelFormat
GetPixelFormat
DescribePixelFormat
ChoosePixelFormat
CreateBitmap
CreateDCW
CreateCompatibleBitmap
AddFontMemResourceEx
GetDeviceCaps
SetLayout
CombineRgn
OffsetRgn
GetTextMetricsW
GetTextFaceW
GetCharABCWidthsW
GetCharABCWidthsFloatW
GetGlyphOutlineW
GetOutlineTextMetricsW
GetTextExtentPoint32W
GetCharABCWidthsI
SetBkMode
SetGraphicsMode
SetTextColor
SetTextAlign
SetWorldTransform
ExtTextOutW
GetDIBits
BitBlt
GdiFlush
CreateDIBSection
SelectObject
SelectClipRgn
GetRegionData
DeleteObject
DeleteDC
CreateRectRgn
CreateCompatibleDC
SwapBuffers

shell32

Shell_NotifyIconGetRect
Shell_NotifyIconW
SHBrowseForFolderW
SHGetKnownFolderIDList
SHGetKnownFolderPath
SHGetFileInfoW
SHGetStockIconInfo
ord727
ShellExecuteW
SHCreateItemFromIDList
SHCreateItemFromParsingName
SHGetMalloc
SHGetPathFromIDListW
CommandLineToArgvW

oleaut32

SysFreeString
SafeArrayPutElement
SafeArrayCreateVector
SysAllocString

Sections

.text
Size: 11.0MB - Virtual size: 11.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 4.2MB - Virtual size: 4.2MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 112KB - Virtual size: 194KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 540KB - Virtual size: 539KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.zaz
Size: 543KB - Virtual size: 543KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 59KB - Virtual size: 58KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

a30f23d780edb2ee5e16c0691e200f33

Headers

DLL Characteristics

File Characteristics

Imports

iphlpapi

kernel32

user32

advapi32

ole32

wtsapi32

uxtheme

dwmapi

imm32

userenv

version

netapi32

ws2_32

winmm

gdi32

shell32

oleaut32

Sections

.text Size: 11.0MB - Virtual size: 11.0MB

.rdata Size: 4.2MB - Virtual size: 4.2MB

.data Size: 112KB - Virtual size: 194KB

.pdata Size: 540KB - Virtual size: 539KB

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

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

.zaz Size: 543KB - Virtual size: 543KB

.rsrc Size: 59KB - Virtual size: 58KB

.text
Size: 11.0MB - Virtual size: 11.0MB

.rdata
Size: 4.2MB - Virtual size: 4.2MB

.data
Size: 112KB - Virtual size: 194KB

.pdata
Size: 540KB - Virtual size: 539KB

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

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

.zaz
Size: 543KB - Virtual size: 543KB

.rsrc
Size: 59KB - Virtual size: 58KB