Static task
static1
Behavioral task
behavioral1
Sample
b21b7785e235c2789c3f981779ceb729fd1d7da04ebcacb392b5ce29fd5e2f83.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
b21b7785e235c2789c3f981779ceb729fd1d7da04ebcacb392b5ce29fd5e2f83.exe
Resource
win10v2004-20231215-en
General
-
Target
b21b7785e235c2789c3f981779ceb729fd1d7da04ebcacb392b5ce29fd5e2f83
-
Size
4.9MB
-
MD5
e8c93c7cb316c50449684f03ab3910aa
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SHA1
a33e787cb7514c6759cadff8bc2765cad1322540
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SHA256
b21b7785e235c2789c3f981779ceb729fd1d7da04ebcacb392b5ce29fd5e2f83
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SHA512
286aaf3416eed0aa4238ff6e9c14660f7eb09caab6d0d6fc503ab022bd04e809e2d4da90313dee94e266f52f074218d8e2471e479d77dec071225904a9fe71a3
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SSDEEP
98304:ECLBYK9wxtF4VpoQJni63HQ1qwzaGeINc7:2K9qrYGB2J
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b21b7785e235c2789c3f981779ceb729fd1d7da04ebcacb392b5ce29fd5e2f83
Files
-
b21b7785e235c2789c3f981779ceb729fd1d7da04ebcacb392b5ce29fd5e2f83.exe windows:4 windows x86 arch:x86
cd62bdf37b233f8688c7bac28c4c13a2
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
msvfw32
DrawDibDraw
avifil32
AVIStreamInfoA
AVIStreamGetFrame
rasapi32
RasGetConnectStatusA
RasHangUpA
winmm
midiStreamClose
midiStreamRestart
midiOutReset
midiStreamStop
midiStreamOut
midiOutPrepareHeader
midiStreamProperty
midiStreamOpen
midiOutUnprepareHeader
waveOutOpen
waveOutGetNumDevs
waveOutClose
waveOutReset
waveOutPause
waveOutWrite
waveOutPrepareHeader
waveOutUnprepareHeader
PlaySoundA
waveOutRestart
ws2_32
bind
htonl
socket
setsockopt
recvfrom
ioctlsocket
connect
recv
htons
getpeername
accept
__WSAFDIsSet
shutdown
WSAGetLastError
WSASetLastError
ntohl
WSAAsyncSelect
gethostname
inet_addr
inet_ntoa
gethostbyname
WSAStartup
WSACleanup
select
send
listen
closesocket
kernel32
SetLastError
GetLocalTime
GetTimeZoneInformation
SetFilePointer
GetFileSize
TerminateProcess
CreateMutexA
ReleaseMutex
SuspendThread
InterlockedIncrement
FormatMessageA
FileTimeToLocalFileTime
lstrcpynA
DuplicateHandle
FlushFileBuffers
LockFile
UnlockFile
SetEndOfFile
GetThreadLocale
GlobalDeleteAtom
GlobalFindAtomA
GlobalAddAtomA
GlobalGetAtomNameA
lstrcmpA
LocalAlloc
TlsAlloc
GlobalHandle
TlsFree
TlsSetValue
LocalReAlloc
TlsGetValue
GetFileTime
GetCurrentThread
GlobalFlags
GetProfileIntA
SetErrorMode
GetProcessVersion
GetCPInfo
GetOEMCP
GetStartupInfoA
RtlUnwind
GetSystemTime
RaiseException
HeapSize
GetACP
SetStdHandle
GetFileType
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
GetEnvironmentStrings
GetEnvironmentStringsW
SetHandleCount
GetStdHandle
GetEnvironmentVariableA
HeapDestroy
HeapCreate
VirtualFree
SetEnvironmentVariableA
LCMapStringA
LCMapStringW
VirtualAlloc
IsBadWritePtr
GetStringTypeA
GetStringTypeW
SetUnhandledExceptionFilter
CompareStringA
CompareStringW
IsBadReadPtr
IsBadCodePtr
FileTimeToSystemTime
GetTempFileNameA
GetWindowsDirectoryA
GetSystemDirectoryA
lstrcmpiA
TerminateThread
InterlockedDecrement
LocalFree
GetCurrentProcess
FlushInstructionCache
GetVersion
CreateSemaphoreA
ResumeThread
ReleaseSemaphore
EnterCriticalSection
LeaveCriticalSection
GetProfileStringA
WriteFile
WaitForMultipleObjects
CreateFileA
SetEvent
FindResourceA
LoadResource
LockResource
ReadFile
lstrlenW
GetModuleFileNameA
WideCharToMultiByte
MultiByteToWideChar
GetCurrentThreadId
ExitProcess
GlobalSize
GlobalFree
DeleteCriticalSection
InitializeCriticalSection
lstrcatA
lstrlenA
WinExec
lstrcpyA
FindNextFileA
GetDriveTypeA
GlobalReAlloc
HeapFree
HeapReAlloc
GetProcessHeap
HeapAlloc
GetUserDefaultLCID
GetFullPathNameA
FreeLibrary
LoadLibraryA
GetLastError
GetVersionExA
WritePrivateProfileStringA
GetPrivateProfileStringA
GetComputerNameA
CreateThread
CreateEventA
Sleep
ExpandEnvironmentStringsA
GlobalAlloc
GlobalLock
GlobalUnlock
GetTempPathA
FindFirstFileA
FindClose
GetFileAttributesA
DeleteFileA
CopyFileA
GetCurrentDirectoryA
SetCurrentDirectoryA
GetVolumeInformationA
GetModuleHandleA
GetProcAddress
MulDiv
GetCommandLineA
GetTickCount
CreateProcessA
WaitForSingleObject
CloseHandle
InterlockedExchange
user32
AdjustWindowRectEx
ScrollWindow
GetScrollInfo
SetScrollInfo
ShowScrollBar
GetScrollPos
RegisterClassA
CreateWindowExA
GetClassLongA
GetMessageTime
GetLastActivePopup
RegisterWindowMessageA
GetWindowPlacement
EndDialog
CreateDialogIndirectParamA
DestroyWindow
EndPaint
BeginPaint
CharUpperA
GetDlgItem
GetForegroundWindow
GetDoubleClickTime
ClipCursor
GetClassNameA
GetWindowTextLengthA
EnumThreadWindows
GetNextDlgTabItem
GetWindowTextA
SetWindowTextA
GetTabbedTextExtentA
DrawStateA
EnumChildWindows
UnhookWindowsHookEx
CallNextHookEx
SetWindowsHookExA
FrameRect
MoveWindow
GetCursor
CheckMenuItem
GetMenuStringA
GetMenuState
GrayStringA
DrawTextA
TabbedTextOutA
WindowFromDC
GetDesktopWindow
MapWindowPoints
GetMenuItemID
GetMenuItemRect
DrawMenuBar
RemovePropA
CallWindowProcA
GetPropA
SetPropA
GetSysColorBrush
GetWindowDC
GetMenuItemInfoA
GetMenuItemCount
LoadIconA
TranslateMessage
DrawFrameControl
DrawEdge
DrawFocusRect
WindowFromPoint
GetMessageA
SetRectEmpty
RegisterClipboardFormatA
CreateIconFromResourceEx
CreateIconFromResource
DrawIconEx
CreatePopupMenu
AppendMenuA
ModifyMenuA
CreateMenu
CreateAcceleratorTableA
GetDlgCtrlID
GetSubMenu
EnableMenuItem
ClientToScreen
EnumDisplaySettingsA
LoadImageA
SystemParametersInfoA
ShowWindow
IsWindowEnabled
TranslateAcceleratorA
GetKeyState
CopyAcceleratorTableA
PostQuitMessage
IsZoomed
GetClassInfoA
DefWindowProcA
GetSystemMenu
DeleteMenu
GetMenu
SetMenu
PeekMessageA
IsIconic
SetFocus
GetActiveWindow
GetWindow
DestroyAcceleratorTable
SetWindowRgn
GetMessagePos
ScreenToClient
UnregisterClassA
ScrollWindowEx
IsDialogMessageA
SetMenuItemBitmaps
GetMenuCheckMarkDimensions
SendDlgItemMessageA
IsMenu
WaitForInputIdle
wsprintfA
CloseClipboard
GetClipboardData
OpenClipboard
SetClipboardData
EmptyClipboard
IsClipboardFormatAvailable
GetSystemMetrics
GetCursorPos
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
InvertRect
IsRectEmpty
ReleaseDC
MapDialogRect
wvsprintfA
LoadStringA
CharNextA
SetWindowContextHelpId
PostThreadMessageA
GetNextDlgGroupItem
DispatchMessageA
MessageBoxA
MessageBeep
SetWindowPos
SendMessageA
DestroyCursor
SetParent
IsWindow
PostMessageA
GetTopWindow
GetParent
GetFocus
GetClientRect
InvalidateRect
ValidateRect
UpdateWindow
EqualRect
GetWindowRect
SetForegroundWindow
DestroyMenu
TrackPopupMenu
IsChild
gdi32
CombineRgn
PatBlt
CreatePen
SelectObject
CreatePatternBrush
CreateBitmap
CreateBrushIndirect
CreateDCA
CreateCompatibleBitmap
GetPolyFillMode
GetStretchBltMode
GetROP2
GetBkColor
GetBkMode
GetTextColor
CreateRoundRectRgn
CreateEllipticRgn
PathToRegion
EndPath
DPtoLP
GetWindowOrgEx
GetViewportOrgEx
GetWindowExtEx
GetDIBits
RealizePalette
SelectPalette
StretchBlt
CreatePalette
GetSystemPaletteEntries
CreateDIBitmap
DeleteObject
SelectClipRgn
SetViewportOrgEx
OffsetViewportOrgEx
SetViewportExtEx
CreateRectRgn
OffsetWindowOrgEx
SetWindowExtEx
ScaleWindowExtEx
FillRgn
ExtSelectClipRgn
GetViewportExtEx
GetMapMode
CopyMetaFileA
SetBrushOrgEx
AbortDoc
GetCurrentObject
RoundRect
CreateSolidBrush
CreateFontIndirectA
GetStockObject
GetObjectA
EndPage
EndDoc
SetMapMode
SetROP2
SetPolyFillMode
DeleteDC
Arc
StartDocA
StartPage
BitBlt
GetPixel
CreateCompatibleDC
SetPixelV
ExcludeClipRect
Ellipse
Rectangle
GetTextExtentPoint32A
ScaleViewportExtEx
LPtoDP
BeginPath
GetDeviceCaps
GetTextMetricsA
CreateEllipticRgnIndirect
MoveToEx
LineTo
CreateFontA
SetDIBitsToDevice
CreatePenIndirect
RestoreDC
SaveDC
SetWindowOrgEx
SetBkMode
Escape
ExtTextOutA
TextOutA
RectVisible
PtVisible
SetTextColor
GetClipBox
SetBkColor
CreateRectRgnIndirect
CreateDIBSection
SetPixel
SetStretchBltMode
GetClipRgn
CreatePolygonRgn
msimg32
TransparentBlt
GradientFill
AlphaBlend
winspool.drv
ClosePrinter
OpenPrinterA
DocumentPropertiesA
comdlg32
ChooseFontA
ChooseColorA
GetOpenFileNameA
GetSaveFileNameA
PrintDlgA
GetFileTitleA
advapi32
RegCreateKeyExA
RegOpenKeyA
RegQueryValueA
RegDeleteKeyA
RegDeleteValueA
RegSetValueExA
RegOpenKeyExA
RegQueryValueExA
RegCloseKey
shell32
SHGetSpecialFolderPathA
Shell_NotifyIconA
SHChangeNotify
ShellExecuteA
ole32
ReleaseStgMedium
CoTaskMemFree
OleSetClipboard
OleFlushClipboard
OleIsCurrentClipboard
OleGetClipboard
DoDragDrop
CoLockObjectExternal
RevokeDragDrop
OleDuplicateData
CoTaskMemAlloc
CoRevokeClassObject
CoRegisterMessageFilter
CoFreeUnusedLibraries
CreateILockBytesOnHGlobal
StgCreateDocfileOnILockBytes
StgOpenStorageOnILockBytes
CoGetClassObject
CLSIDFromProgID
OleUninitialize
CLSIDFromString
CreateStreamOnHGlobal
CoCreateInstance
OleRun
OleInitialize
oleaut32
VariantCopyInd
SysStringLen
SysAllocStringLen
VariantInit
VarDateFromStr
VarBstrFromCy
SafeArrayGetElemsize
SysFreeString
SysAllocStringByteLen
UnRegisterTypeLi
OleCreateFontIndirect
LoadTypeLi
LHashValOfNameSys
RegisterTypeLi
SafeArrayPutElement
SafeArrayCreate
SafeArrayDestroy
SysAllocString
SafeArrayGetElement
SafeArrayAccessData
SafeArrayUnaccessData
SafeArrayGetDim
SafeArrayGetLBound
SafeArrayGetUBound
GetErrorInfo
VariantChangeType
VariantClear
VariantCopy
VariantTimeToSystemTime
odbc32
ord18
ord4
ord48
ord49
ord20
ord17
ord59
ord8
ord44
ord46
ord68
ord43
ord41
ord2
ord1
ord23
ord50
ord45
ord51
ord15
ord9
ord14
ord11
ord10
ord3
ord19
ord72
ord12
ord13
ord61
ord16
ord5
comctl32
ImageList_Draw
ImageList_SetBkColor
ImageList_GetImageCount
ImageList_GetImageInfo
ImageList_GetIcon
ImageList_Create
ImageList_Destroy
ord17
ImageList_AddMasked
ImageList_Duplicate
ImageList_DrawIndirect
ImageList_Read
_TrackMouseEvent
oledlg
ord8
wininet
InternetCloseHandle
Sections
.text Size: 1.7MB - Virtual size: 1.7MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 3.0MB - Virtual size: 2.9MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 160KB - Virtual size: 694KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 40KB - Virtual size: 39KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ