unpacked_smss[.]exe

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26-04-2024 17:33

240426-v4xynagf23 7

26-04-2024 17:22

26-04-2024 16:35

26-04-2024 16:29

26-04-2024 13:50

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General

Target

unpacked_smss.exe
Size

15.6MB
MD5

63c588af7b58842b98a0107678d248bc
SHA1

4732b3883c4e89c89f36d3cde4ed8dfd806e954e
SHA256

30ee94e7f5e95351cb3e55e2cdcb99a6e33811629a1b83afec6588f8f6475c28
SHA512

e291d2735570fc8614ca56e1a1efa2374df0fa6ea4b5b869bf89c1cb0bec6df7e6bf5908c727887fbe299a675e1d9451a22fa7f0de5802ef4a19b0611e6f12c8
SSDEEP

393216:ctgYxBYXY+sJokFZWdUy5h9htyr36E2SMfeaq6:yB/+sJokFZWdn92rKVr

Score

7^/10

themida

Malware Config

Signatures

Themida packer 1 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
sample	themida

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
sample	autoit_exe

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpacked_smss.exe

Files

unpacked_smss.exe
.exe windows:5 windows x64 arch:x64

4217cd9de25072295a9277b556e47a6a

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

advapi32

GetAce
RegEnumValueW
RegDeleteValueW
RegDeleteKeyW
RegEnumKeyExW
RegOpenKeyExW
RegCloseKey
RegQueryValueExW
RegConnectRegistryW
InitializeSecurityDescriptor
InitializeAcl
AdjustTokenPrivileges
OpenThreadToken
OpenProcessToken
LookupPrivilegeValueW
DuplicateTokenEx
CreateProcessAsUserW
CreateProcessWithLogonW
GetLengthSid
CopySid
LogonUserW
AllocateAndInitializeSid
CheckTokenMembership
FreeSid
GetTokenInformation
RegSetValueExW
GetSecurityDescriptorDacl
GetAclInformation
RegCreateKeyExW
AddAce
SetSecurityDescriptorDacl
InitiateSystemShutdownExW
GetUserNameW

comctl32

ImageList_ReplaceIcon
ImageList_Destroy
ImageList_Remove
ImageList_SetDragCursorImage
ImageList_BeginDrag
ImageList_DragEnter
ImageList_DragLeave
ImageList_EndDrag
ImageList_DragMove
InitCommonControlsEx
ImageList_Create

comdlg32

GetSaveFileNameW
GetOpenFileNameW

gdi32

EndPath
DeleteObject
GetDeviceCaps
ExtCreatePen
StrokePath
SetPixel
CloseFigure
LineTo
AngleArc
MoveToEx
Ellipse
PolyDraw
GetTextExtentPoint32W
CreateCompatibleBitmap
BeginPath
Rectangle
SetViewportOrgEx
GetObjectW
SetBkMode
RoundRect
SetBkColor
CreatePen
CreateSolidBrush
SetTextColor
CreateFontW
GetTextFaceW
GetStockObject
CreateDCW
GetPixel
DeleteDC
GetDIBits
StretchBlt
SelectObject
CreateCompatibleDC
StrokeAndFillPath

iphlpapi

IcmpSendEcho
IcmpCloseHandle
IcmpCreateFile

kernel32

WaitForSingleObject
HeapAlloc
GetProcessHeap
HeapFree
Sleep
GetCurrentThreadId
MultiByteToWideChar
MulDiv
GetVersionExW
IsWow64Process
GetSystemInfo
FreeLibrary
LoadLibraryA
GetProcAddress
SetErrorMode
GetModuleFileNameW
WideCharToMultiByte
lstrcpyW
lstrlenW
GetModuleHandleW
QueryPerformanceCounter
VirtualFreeEx
OpenProcess
VirtualAllocEx
WriteProcessMemory
ReadProcessMemory
CreateFileW
SetFilePointerEx
SetEndOfFile
ReadFile
WriteFile
FlushFileBuffers
TerminateProcess
CreateToolhelp32Snapshot
Process32FirstW
Process32NextW
SetFileTime
GetFileAttributesW
FindFirstFileW
FindClose
GetLongPathNameW
GetShortPathNameW
DeleteFileW
FindNextFileW
CopyFileExW
GetFullPathNameW
CreateDirectoryW
RemoveDirectoryW
SetSystemPowerState
QueryPerformanceFrequency
LoadResource
LockResource
SizeofResource
OutputDebugStringW
GetTempPathW
GetTempFileNameW
DeviceIoControl
LoadLibraryW
GetLocalTime
CompareStringW
EnterCriticalSection
DuplicateHandle
GetStdHandle
CreatePipe
TerminateThread
LoadLibraryExW
FindResourceExW
CopyFileW
VirtualFree
FormatMessageW
GetExitCodeProcess
GetPrivateProfileStringW
WritePrivateProfileStringW
GetPrivateProfileSectionW
WritePrivateProfileSectionW
GetPrivateProfileSectionNamesW
FileTimeToLocalFileTime
FileTimeToSystemTime
SystemTimeToFileTime
LocalFileTimeToFileTime
GetDriveTypeW
GetDiskFreeSpaceExW
GetDiskFreeSpaceW
GetVolumeInformationW
SetVolumeLabelW
CreateHardLinkW
SetFileAttributesW
CreateEventW
SetEvent
GetEnvironmentVariableW
SetEnvironmentVariableW
GlobalLock
GlobalUnlock
GlobalAlloc
GetFileSize
GlobalFree
GlobalMemoryStatusEx
Beep
GetSystemDirectoryW
HeapReAlloc
HeapSize
GetComputerNameW
GetWindowsDirectoryW
GetCurrentProcessId
GetProcessIoCounters
CreateProcessW
GetProcessId
SetPriorityClass
VirtualAlloc
SetCurrentDirectoryW
IsDebuggerPresent
GetCurrentDirectoryW
lstrcmpiW
GetLastError
RaiseException
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetSystemTimeAsFileTime
CreateThread
GetCurrentProcess
GetCurrentThread
LeaveCriticalSection
InitializeSListHead
RtlUnwindEx
RtlPcToFileHeader
SetLastError
TlsAlloc
ResetEvent
WaitForSingleObjectEx
TlsGetValue
TlsSetValue
TlsFree
EncodePointer
ExitProcess
GetModuleHandleExW
ExitThread
ResumeThread
FreeLibraryAndExitThread
GetACP
GetDateFormatW
GetTimeFormatW
LCMapStringW
GetStringTypeW
GetFileType
SetStdHandle
GetConsoleCP
GetConsoleMode
ReadConsoleW
GetTimeZoneInformation
FindFirstFileExW
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
CloseHandle
WriteConsoleW
MoveFileW
RtlCaptureContext

mpr

WNetGetConnectionW
WNetCancelConnection2W
WNetUseConnectionW
WNetAddConnection2W

oleaut32

VariantChangeType
DispCallFunc
CreateStdDispatch
CreateDispTypeInfo
UnRegisterTypeLib
UnRegisterTypeLibForUser
RegisterTypeLibForUser
RegisterTypeLib
LoadTypeLibEx
VariantCopyInd
VariantTimeToSystemTime
SysFreeString
SafeArrayDestroyDescriptor
SafeArrayDestroyData
SafeArrayUnaccessData
VariantInit
VariantClear
VariantCopy
SysAllocString
SafeArrayCreateVector
VarR8FromDec
SafeArrayAllocDescriptorEx
SafeArrayAllocData
SysStringLen
SafeArrayGetVartype
OleLoadPicture
QueryPathOfRegTypeLib
SysReAllocString
SafeArrayAccessData

psapi

GetProcessMemoryInfo

shell32

DragFinish
DragQueryPoint
ShellExecuteExW
DragQueryFileW
SHEmptyRecycleBinW
SHGetPathFromIDListW
SHBrowseForFolderW
SHCreateShellItem
SHGetDesktopFolder
SHGetSpecialFolderLocation
SHGetFolderPathW
SHFileOperationW
ExtractIconExW
Shell_NotifyIconW
ShellExecuteW

user32

GetMenuStringW
GetSubMenu
GetCaretPos
IsZoomed
GetWindowLongW
GetMonitorInfoW
SetWindowLongW
SetLayeredWindowAttributes
FlashWindow
GetClassLongPtrW
TranslateAcceleratorW
IsDialogMessageW
GetSysColor
InflateRect
DrawFocusRect
DrawTextW
FrameRect
DrawFrameControl
FillRect
PtInRect
DestroyAcceleratorTable
CreateAcceleratorTableW
SetCursor
GetWindowDC
GetSystemMetrics
SetWindowLongPtrW
GetActiveWindow
CharNextW
wsprintfW
RedrawWindow
DrawMenuBar
DestroyMenu
SetMenu
GetWindowTextLengthW
CreateMenu
IsDlgButtonChecked
DefDlgProcW
CallWindowProcW
ReleaseCapture
SetCapture
BlockInput
GetMessageW
LockWindowUpdate
DispatchMessageW
TranslateMessage
PeekMessageW
GetInputState
UnregisterHotKey
CharLowerBuffW
MonitorFromPoint
MonitorFromRect
LoadImageW
mouse_event
ExitWindowsEx
SetActiveWindow
FindWindowExW
EnumThreadWindows
IsCharUpperW
InsertMenuItemW
IsMenu
TrackPopupMenuEx
GetCursorPos
DeleteMenu
CheckMenuRadioItem
GetMenuItemID
GetMenuItemCount
SetMenuItemInfoW
GetMenuItemInfoW
SetForegroundWindow
IsIconic
FindWindowW
GetClipboardData
keybd_event
SendInput
GetAsyncKeyState
SetKeyboardState
GetKeyboardState
GetKeyState
VkKeyScanW
LoadStringW
DialogBoxParamW
MessageBeep
EndDialog
SendDlgItemMessageW
GetDlgItem
SetWindowTextW
CopyRect
ReleaseDC
GetDC
EndPaint
BeginPaint
GetClientRect
GetMenu
DestroyWindow
EnumWindows
GetDesktopWindow
IsWindow
IsWindowEnabled
IsWindowVisible
EnableWindow
InvalidateRect
GetWindowThreadProcessId
AttachThreadInput
GetFocus
GetWindowTextW
ScreenToClient
SendMessageTimeoutW
EnumChildWindows
CharUpperBuffW
GetClassNameW
GetParent
GetDlgCtrlID
SendMessageW
MapVirtualKeyW
PostMessageW
IsCharLowerW
IsCharAlphaNumericW
IsCharAlphaW
GetKeyboardLayoutNameW
ClientToScreen
RegisterHotKey
GetCursorInfo
SetWindowPos
CopyImage
AdjustWindowRectEx
SetRect
SetClipboardData
EmptyClipboard
CountClipboardFormats
SetMenuDefaultItem
CloseClipboard
GetWindowRect
SetUserObjectSecurity
IsClipboardFormatAvailable
CloseDesktop
CloseWindowStation
OpenDesktopW
SetProcessWindowStation
GetProcessWindowStation
OpenWindowStationW
GetUserObjectSecurity
MessageBoxW
DefWindowProcW
MoveWindow
SetFocus
PostQuitMessage
KillTimer
CreatePopupMenu
RegisterClipboardFormatW
SetTimer
ShowWindow
CreateWindowExW
RegisterClassExW
LoadIconW
LoadCursorW
GetSysColorBrush
GetForegroundWindow
MessageBoxA
DestroyCursor
SystemParametersInfoW
OpenClipboard
GetWindowLongPtrW

userenv

DestroyEnvironmentBlock
LoadUserProfileW
CreateEnvironmentBlock
UnloadUserProfile

uxtheme

IsThemeActive

version

GetFileVersionInfoW
VerQueryValueW
GetFileVersionInfoSizeW

wininet

HttpOpenRequestW
InternetCloseHandle
InternetOpenW
InternetSetOptionW
InternetCrackUrlW
HttpQueryInfoW
InternetQueryOptionW
InternetConnectW
HttpSendRequestW
FtpOpenFileW
FtpGetFileSize
InternetOpenUrlW
InternetReadFile
InternetQueryDataAvailable

winmm

timeGetTime
waveOutSetVolume
mciSendStringW

wsock32

gethostbyname
recv
send
socket
ioctlsocket
setsockopt
htons
WSACleanup
WSAStartup
sendto
htons
__WSAFDIsSet
select
accept
listen
bind
inet_ntoa
inet_addr
recvfrom
WSAGetLastError
closesocket
gethostname
connect

combase

CoTaskMemAlloc
CoTaskMemFree
CLSIDFromString
ProgIDFromCLSID
CLSIDFromProgID
CoCreateInstance
IIDFromString
StringFromGUID2
CreateStreamOnHGlobal
CoUninitialize
CoGetInstanceFromFile
CoInitializeSecurity
CoCreateInstanceEx
CoSetProxyBlanket

ole32

OleSetMenuDescriptor
MkParseDisplayName
OleSetContainedObject
OleInitialize
OleUninitialize
CoInitialize
GetRunningObjectTable
CoGetObject

Sections

.text
Size: 717KB - Virtual size: 720KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

Size: 200KB - Virtual size: 212KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Size: 20KB - Virtual size: 40KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Size: 28KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Size: 5.2MB - Virtual size: 5.2MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Size: 3KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.imports
Size: 1KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 4KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 48KB - Virtual size: 48KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.themida
Size: 5.9MB - Virtual size: 5.9MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.boot
Size: 3.5MB - Virtual size: 3.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 4KB

IMAGE_SCN_MEM_READ

.SCY
Size: 14KB - Virtual size: 16KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Resubmissions

Sharing

General

Malware Config

Signatures

Files

4217cd9de25072295a9277b556e47a6a

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

comctl32

comdlg32

gdi32

iphlpapi

kernel32

mpr

oleaut32

psapi

shell32

user32

userenv

uxtheme

version

wininet

winmm

wsock32

combase

ole32

Sections

.text Size: 717KB - Virtual size: 720KB

Size: 200KB - Virtual size: 212KB

Size: 20KB - Virtual size: 40KB

Size: 28KB - Virtual size: 28KB

Size: 5.2MB - Virtual size: 5.2MB

Size: 3KB - Virtual size: 4KB

.imports Size: 1KB - Virtual size: 4KB

.tls Size: 512B - Virtual size: 4KB

.rsrc Size: 48KB - Virtual size: 48KB

.themida Size: 5.9MB - Virtual size: 5.9MB

.boot Size: 3.5MB - Virtual size: 3.5MB

.reloc Size: 512B - Virtual size: 4KB

.SCY Size: 14KB - Virtual size: 16KB

.text
Size: 717KB - Virtual size: 720KB

.imports
Size: 1KB - Virtual size: 4KB

.tls
Size: 512B - Virtual size: 4KB

.rsrc
Size: 48KB - Virtual size: 48KB

.themida
Size: 5.9MB - Virtual size: 5.9MB

.boot
Size: 3.5MB - Virtual size: 3.5MB

.reloc
Size: 512B - Virtual size: 4KB

.SCY
Size: 14KB - Virtual size: 16KB