Decr_dsfr
Static task
static1
Behavioral task
behavioral1
Sample
318d3dd1f88f4ddc6b4ecaab5ea8eefa9959c4f27927b3f00ee014c8a4b3d514.dll
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
318d3dd1f88f4ddc6b4ecaab5ea8eefa9959c4f27927b3f00ee014c8a4b3d514.dll
Resource
win10v2004-20240802-en
General
-
Target
318d3dd1f88f4ddc6b4ecaab5ea8eefa9959c4f27927b3f00ee014c8a4b3d514
-
Size
956KB
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MD5
d32ccb613f81a139c05de7fad7a76598
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SHA1
713cb4f51f86cd78fd2aa14696cf272777ee06b8
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SHA256
318d3dd1f88f4ddc6b4ecaab5ea8eefa9959c4f27927b3f00ee014c8a4b3d514
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SHA512
60dc859ca497a72bf8cbcc96b57773adb17ddfea4823ede17df2716cee776ffe3cec6ad50cc6b3c95e7540906e700dee930360d8af604f531d4a038f8dd2ddce
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SSDEEP
24576:YegGLV3oBLAlQ3H18OoyLaH8xHYu6zvUc:YlGLMqQAyLacSdzcc
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 318d3dd1f88f4ddc6b4ecaab5ea8eefa9959c4f27927b3f00ee014c8a4b3d514
Files
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318d3dd1f88f4ddc6b4ecaab5ea8eefa9959c4f27927b3f00ee014c8a4b3d514.dll windows:4 windows x86 arch:x86
59905b16e52a9b1b5d03381d1dc5ed29
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
winmm
midiStreamRestart
midiStreamClose
midiOutReset
midiStreamStop
waveOutOpen
midiStreamOut
midiOutPrepareHeader
midiStreamProperty
midiStreamOpen
midiOutUnprepareHeader
waveOutUnprepareHeader
waveOutPrepareHeader
waveOutWrite
waveOutPause
waveOutReset
waveOutClose
waveOutGetNumDevs
ws2_32
socket
WSAAsyncSelect
recv
ioctlsocket
closesocket
send
select
WSACleanup
WSAStartup
gethostbyname
inet_ntoa
inet_addr
connect
accept
recvfrom
getpeername
htons
kernel32
TerminateProcess
SetLastError
GetTimeZoneInformation
GetVersion
GetStringTypeW
GetCurrentProcess
SetUnhandledExceptionFilter
IsBadWritePtr
VirtualAlloc
LCMapStringW
LCMapStringA
SetEnvironmentVariableA
VirtualFree
HeapCreate
HeapDestroy
GetEnvironmentVariableA
GetEnvironmentStringsW
GetEnvironmentStrings
FreeEnvironmentStringsW
FreeEnvironmentStringsA
GetStartupInfoA
GetFileType
GetStdHandle
SetHandleCount
GetACP
HeapSize
RaiseException
GetLocalTime
GetSystemTime
RtlUnwind
GetOEMCP
GetCPInfo
GetProcessVersion
SetErrorMode
GlobalFlags
GetCurrentThread
GetFileTime
TlsGetValue
LocalReAlloc
TlsSetValue
TlsFree
GlobalHandle
TlsAlloc
LocalAlloc
lstrcmpA
GlobalGetAtomNameA
GlobalAddAtomA
GlobalFindAtomA
GlobalDeleteAtom
lstrcmpiA
SetEndOfFile
UnlockFile
LockFile
FlushFileBuffers
DuplicateHandle
lstrcpynA
FileTimeToLocalFileTime
FileTimeToSystemTime
LocalFree
InterlockedDecrement
InterlockedIncrement
GetFileSize
SetFilePointer
TerminateThread
CreateSemaphoreA
ResumeThread
ReleaseSemaphore
EnterCriticalSection
LeaveCriticalSection
GetProfileStringA
WriteFile
WaitForMultipleObjects
CreateFileA
SetEvent
FindResourceA
LoadResource
LockResource
ReadFile
GetModuleFileNameA
WideCharToMultiByte
MultiByteToWideChar
GetCurrentThreadId
ExitProcess
GlobalSize
GlobalFree
DeleteCriticalSection
InitializeCriticalSection
lstrcatA
lstrlenA
WinExec
lstrcpyA
FindNextFileA
GlobalReAlloc
HeapFree
HeapReAlloc
GetProcessHeap
HeapAlloc
GetFullPathNameA
FreeLibrary
LoadLibraryA
GetLastError
GetVersionExA
WritePrivateProfileStringA
GetPrivateProfileStringA
CreateThread
CreateEventA
Sleep
GlobalAlloc
GlobalLock
GlobalUnlock
FindFirstFileA
FindClose
GetFileAttributesA
SetCurrentDirectoryA
GetVolumeInformationA
GetModuleHandleA
GetProcAddress
MulDiv
GetCommandLineA
GetTickCount
WaitForSingleObject
CloseHandle
CompareStringA
CompareStringW
IsBadReadPtr
IsBadCodePtr
SetStdHandle
InterlockedExchange
GetStringTypeA
user32
IsWindowEnabled
ShowWindow
SystemParametersInfoA
LoadImageA
EnumDisplaySettingsA
ClientToScreen
EnableMenuItem
GetSubMenu
GetDlgCtrlID
CreateAcceleratorTableA
CreateMenu
ModifyMenuA
AppendMenuA
CreatePopupMenu
DrawIconEx
CreateIconFromResource
CreateIconFromResourceEx
RegisterClipboardFormatA
SetRectEmpty
DispatchMessageA
GetMessageA
WindowFromPoint
DrawFocusRect
DrawEdge
DrawFrameControl
TranslateMessage
LoadIconA
GetDesktopWindow
TranslateAcceleratorA
GetKeyState
GetDlgItem
PostQuitMessage
IsZoomed
GetClassInfoA
DefWindowProcA
GetSystemMenu
DeleteMenu
GetMenu
SetMenu
PeekMessageA
GetClassNameA
IsIconic
SetFocus
GetActiveWindow
GetWindow
DestroyAcceleratorTable
SetWindowRgn
GetMessagePos
ScreenToClient
ChildWindowFromPointEx
CopyRect
LoadBitmapA
WinHelpA
KillTimer
SetTimer
ReleaseCapture
GetCapture
SetCapture
GetScrollRange
SetScrollRange
SetScrollPos
SetRect
InflateRect
IntersectRect
DestroyIcon
PtInRect
OffsetRect
IsWindowVisible
EnableWindow
RedrawWindow
GetWindowLongA
SetWindowLongA
GetSysColor
SetActiveWindow
SetCursorPos
LoadCursorA
SetCursor
GetDC
FillRect
IsRectEmpty
ReleaseDC
IsChild
DestroyMenu
SetForegroundWindow
GetWindowRect
EqualRect
UpdateWindow
ValidateRect
InvalidateRect
GetClientRect
GetFocus
GetParent
GetTopWindow
PostMessageA
IsWindow
SetParent
DestroyCursor
SendMessageA
SetWindowPos
MessageBoxA
GetCursorPos
GetSystemMetrics
EmptyClipboard
SetClipboardData
OpenClipboard
GetClipboardData
CloseClipboard
wsprintfA
GetWindowTextA
CopyAcceleratorTableA
GetSysColorBrush
GetWindowTextLengthA
CharUpperA
GetWindowDC
BeginPaint
EndPaint
TabbedTextOutA
DrawTextA
GrayStringA
DestroyWindow
CreateDialogIndirectParamA
EndDialog
GetNextDlgTabItem
GetWindowPlacement
RegisterWindowMessageA
GetForegroundWindow
GetLastActivePopup
GetMessageTime
RemovePropA
CallWindowProcA
GetPropA
UnhookWindowsHookEx
SetPropA
GetClassLongA
CallNextHookEx
SetWindowsHookExA
CreateWindowExA
GetMenuItemID
GetMenuItemCount
RegisterClassA
GetScrollPos
AdjustWindowRectEx
MapWindowPoints
SendDlgItemMessageA
ScrollWindowEx
IsDialogMessageA
SetWindowTextA
MoveWindow
CheckMenuItem
SetMenuItemBitmaps
GetMenuState
GetMenuCheckMarkDimensions
UnregisterClassA
LoadStringA
gdi32
GetClipBox
ScaleWindowExtEx
SetWindowExtEx
SetWindowOrgEx
ScaleViewportExtEx
SetViewportExtEx
OffsetViewportOrgEx
SetViewportOrgEx
SetMapMode
SetTextColor
SetROP2
SetPolyFillMode
SetBkMode
RestoreDC
SaveDC
SelectPalette
RealizePalette
GetDIBits
GetWindowExtEx
GetViewportOrgEx
GetWindowOrgEx
BeginPath
EndPath
PathToRegion
CreateEllipticRgn
CreateRoundRectRgn
GetTextColor
GetBkMode
GetBkColor
GetROP2
GetStretchBltMode
GetPolyFillMode
CreateCompatibleBitmap
CreateDCA
CreateBitmap
SelectObject
GetObjectA
ExcludeClipRect
PatBlt
CombineRgn
CreateRectRgn
FillRgn
CreateSolidBrush
GetStockObject
CreateFontIndirectA
EndPage
EndDoc
DeleteDC
StartDocA
StartPage
BitBlt
CreateCompatibleDC
Ellipse
Rectangle
LPtoDP
DPtoLP
GetCurrentObject
RoundRect
GetTextExtentPoint32A
GetDeviceCaps
GetClipRgn
SetStretchBltMode
CreateRectRgnIndirect
SetBkColor
MoveToEx
LineTo
ExtSelectClipRgn
GetViewportExtEx
PtVisible
RectVisible
TextOutA
ExtTextOutA
Escape
GetTextMetricsA
StretchBlt
CreatePalette
GetSystemPaletteEntries
DeleteObject
SelectClipRgn
CreatePen
CreateDIBitmap
CreatePolygonRgn
winspool.drv
OpenPrinterA
DocumentPropertiesA
ClosePrinter
advapi32
RegOpenKeyExA
RegSetValueExA
RegQueryValueA
RegCreateKeyExA
RegCloseKey
shell32
Shell_NotifyIconA
ShellExecuteA
ole32
OleInitialize
OleUninitialize
CLSIDFromString
oleaut32
LoadTypeLi
RegisterTypeLi
UnRegisterTypeLi
comctl32
ord17
ImageList_Destroy
comdlg32
GetSaveFileNameA
ChooseColorA
GetFileTitleA
GetOpenFileNameA
Exports
Exports
Sections
.text Size: 688KB - Virtual size: 686KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 96KB - Virtual size: 94KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 72KB - Virtual size: 196KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 88KB - Virtual size: 85KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ