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Behavioral task
behavioral1
Sample
fbc4586fd3fc1599fb40946fb7aaee07af01ec6a511ca37c6e9aa010961d3972.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
fbc4586fd3fc1599fb40946fb7aaee07af01ec6a511ca37c6e9aa010961d3972.exe
Resource
win10v2004-20240419-en
General
-
Target
fbc4586fd3fc1599fb40946fb7aaee07af01ec6a511ca37c6e9aa010961d3972
-
Size
4.2MB
-
MD5
f045b5aa075a13916b679ea62ef605e1
-
SHA1
752512fc0afa4cb33a5b814950ad88dc94fefae0
-
SHA256
fbc4586fd3fc1599fb40946fb7aaee07af01ec6a511ca37c6e9aa010961d3972
-
SHA512
7db9213702ac338f95c4f4ab5ad87e976e09722e1e1819870f0e3721555051da3f223593388430a4738639840f3a55fa458643cc970ba2fa88410ead5fcce2cd
-
SSDEEP
49152:V2lhK2DXc4pw4wacLkNu/Fnu4LYVq2704WvRTLB7TotooEm/3OQRYjbeJDyCU/q2:8lh5IufmMVq/4WpTlcoC/+9eJX4phMa
Malware Config
Signatures
-
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource fbc4586fd3fc1599fb40946fb7aaee07af01ec6a511ca37c6e9aa010961d3972
Files
-
fbc4586fd3fc1599fb40946fb7aaee07af01ec6a511ca37c6e9aa010961d3972.exe windows:4 windows x86 arch:x86
150174d79000a157991748d066baeb25
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
winmm
midiStreamOpen
waveOutRestart
midiOutReset
PlaySoundA
waveOutUnprepareHeader
waveOutPrepareHeader
waveOutWrite
midiStreamStop
midiStreamRestart
midiStreamClose
midiStreamOut
midiOutPrepareHeader
midiStreamProperty
midiOutUnprepareHeader
waveOutOpen
waveOutGetNumDevs
waveOutClose
waveOutReset
waveOutPause
ws2_32
gethostname
inet_ntoa
WSAStartup
WSACleanup
send
closesocket
WSAAsyncSelect
htons
bind
htonl
socket
recvfrom
ioctlsocket
recv
listen
getpeername
accept
ntohl
select
msvfw32
DrawDibDraw
avifil32
AVIStreamInfoA
AVIStreamGetFrame
rasapi32
RasGetConnectStatusA
RasHangUpA
kernel32
GetTimeZoneInformation
GetVersion
lstrcmpiA
FileTimeToSystemTime
CreateMutexA
ReleaseMutex
SuspendThread
InterlockedIncrement
InterlockedDecrement
LocalFree
FormatMessageA
FileTimeToLocalFileTime
lstrcpynA
DuplicateHandle
FlushFileBuffers
LockFile
UnlockFile
SetEndOfFile
GetThreadLocale
GlobalDeleteAtom
GlobalFindAtomA
GlobalAddAtomA
GlobalGetAtomNameA
lstrcmpA
LocalAlloc
TlsAlloc
GlobalHandle
TlsFree
TlsSetValue
LocalReAlloc
TlsGetValue
GetFileTime
GetCurrentThread
GlobalFlags
SetErrorMode
GetProcessVersion
GetCPInfo
GetOEMCP
GetStartupInfoA
RtlUnwind
GetSystemTime
GetLocalTime
RaiseException
HeapSize
GetACP
SetStdHandle
GetFileType
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
GetEnvironmentStrings
GetEnvironmentStringsW
SetHandleCount
GetStdHandle
GetEnvironmentVariableA
HeapDestroy
HeapCreate
VirtualFree
SetEnvironmentVariableA
LCMapStringA
LCMapStringW
VirtualAlloc
IsBadWritePtr
SetUnhandledExceptionFilter
GetStringTypeA
GetStringTypeW
CompareStringA
CompareStringW
IsBadReadPtr
IsBadCodePtr
SetLastError
LoadLibraryExA
GetWindowsDirectoryA
TerminateProcess
GetCurrentProcess
GetFileSize
SetFilePointer
TerminateThread
CreateSemaphoreA
ResumeThread
ReleaseSemaphore
EnterCriticalSection
LeaveCriticalSection
GetProfileStringA
WriteFile
WaitForMultipleObjects
CreateFileA
DeviceIoControl
SetEvent
FindResourceA
LoadResource
LockResource
ReadFile
lstrlenW
GetModuleFileNameA
WideCharToMultiByte
MultiByteToWideChar
GetCurrentThreadId
ExitProcess
GlobalSize
GlobalFree
DeleteCriticalSection
InitializeCriticalSection
lstrcatA
lstrlenA
WinExec
lstrcpyA
FindNextFileA
GlobalReAlloc
HeapFree
HeapReAlloc
GetProcessHeap
HeapAlloc
GetUserDefaultLCID
GetFullPathNameA
FreeLibrary
LoadLibraryA
GetLastError
GetVersionExA
WritePrivateProfileStringA
GetPrivateProfileStringA
CreateThread
CreateEventA
Sleep
ExpandEnvironmentStringsA
GlobalAlloc
GlobalLock
GlobalUnlock
FindFirstFileA
FindClose
SetFileAttributesA
GetFileAttributesA
DeleteFileA
GetCurrentDirectoryA
SetCurrentDirectoryA
GetVolumeInformationA
GetModuleHandleA
GetProcAddress
MulDiv
GetCommandLineA
GetTickCount
CreateProcessA
WaitForSingleObject
CloseHandle
InterlockedExchange
Beep
GetModuleFileNameW
GetModuleHandleA
LoadLibraryA
LocalAlloc
LocalFree
GetModuleFileNameA
ExitProcess
user32
GetNextDlgGroupItem
PostThreadMessageA
GetMenuCheckMarkDimensions
SetMenuItemBitmaps
CheckMenuItem
MoveWindow
IsDialogMessageA
ScrollWindowEx
SendDlgItemMessageA
MapWindowPoints
AdjustWindowRectEx
GetScrollPos
RegisterClassA
CreateWindowExA
GetClassLongA
SetPropA
GetPropA
RemovePropA
GetMessageTime
GetLastActivePopup
RegisterWindowMessageA
GetWindowPlacement
EndDialog
CreateDialogIndirectParamA
DestroyWindow
GrayStringA
TabbedTextOutA
EndPaint
BeginPaint
CharUpperA
GetForegroundWindow
GetNextDlgTabItem
CreateIconIndirect
GetIconInfo
CopyIcon
LoadStringA
UnregisterClassA
GetMenuItemCount
GetMenuItemID
GetMenuState
FrameRect
GetSysColorBrush
GetWindowDC
CallWindowProcA
CallNextHookEx
EnumChildWindows
GetWindowTextLengthA
EnumThreadWindows
UnhookWindowsHookEx
SetWindowsHookExA
DrawTextA
GetWindowTextA
FindWindowExA
GetDlgItem
GetClassNameA
GetDesktopWindow
LoadIconA
TranslateMessage
DrawFrameControl
DrawEdge
DrawFocusRect
GetMessageA
DispatchMessageA
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
ChildWindowFromPointEx
CopyRect
LoadBitmapA
WinHelpA
KillTimer
SetTimer
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
MessageBeep
MessageBoxA
GetCursorPos
GetSystemMetrics
EmptyClipboard
SetClipboardData
OpenClipboard
GetClipboardData
CloseClipboard
wsprintfA
WaitForInputIdle
MapDialogRect
SetWindowContextHelpId
CharNextA
WindowFromPoint
ReleaseCapture
SetWindowTextA
gdi32
GetStretchBltMode
GetROP2
GetBkColor
GetBkMode
GetTextColor
CreateRoundRectRgn
GetPolyFillMode
CreateCompatibleBitmap
CreateEllipticRgn
CreateDCA
CreateBitmap
CreatePatternBrush
SelectObject
PathToRegion
CreatePen
PatBlt
CombineRgn
EndPath
CreateRectRgn
BeginPath
GetWindowOrgEx
GetViewportOrgEx
GetWindowExtEx
GetDIBits
RealizePalette
SelectPalette
SaveDC
RestoreDC
SetPolyFillMode
FillRgn
SetMapMode
SetViewportOrgEx
OffsetViewportOrgEx
SetViewportExtEx
ScaleViewportExtEx
SetWindowOrgEx
CreateSolidBrush
ScaleWindowExtEx
GetClipBox
ExcludeClipRect
ExtSelectClipRgn
GetViewportExtEx
PtVisible
RectVisible
ExtTextOutA
Escape
GetMapMode
CreateEllipticRgnIndirect
SetTextColor
MoveToEx
LineTo
SetBkMode
SetBkColor
CreateRectRgnIndirect
CreateDIBSection
SetPixel
SetStretchBltMode
GetClipRgn
CreatePolygonRgn
SelectClipRgn
DeleteObject
CreateDIBitmap
GetSystemPaletteEntries
CreatePalette
StretchBlt
CreateFontIndirectA
GetStockObject
GetObjectA
EndPage
EndDoc
DeleteDC
StartDocA
StartPage
BitBlt
GetPixel
CreateCompatibleDC
Ellipse
SetWindowExtEx
SetDIBitsToDevice
TextOutA
Rectangle
LPtoDP
DPtoLP
GetCurrentObject
RoundRect
Arc
GetTextExtentPoint32A
OffsetRgn
FrameRgn
SetROP2
GetDeviceCaps
GetTextMetricsA
msimg32
GradientFill
winspool.drv
DocumentPropertiesA
OpenPrinterA
ClosePrinter
comdlg32
GetFileTitleA
GetOpenFileNameA
ChooseColorA
GetSaveFileNameA
advapi32
RegCreateKeyExA
RegQueryValueA
RegCreateKeyA
RegSetValueExA
RegOpenKeyExA
RegQueryValueExA
RegCloseKey
shell32
ShellExecuteA
Shell_NotifyIconA
ole32
OleIsCurrentClipboard
OleFlushClipboard
CoRevokeClassObject
CoRegisterMessageFilter
CoFreeUnusedLibraries
CreateILockBytesOnHGlobal
StgCreateDocfileOnILockBytes
StgOpenStorageOnILockBytes
CoGetClassObject
CoTaskMemFree
CoTaskMemAlloc
CLSIDFromProgID
OleInitialize
OleUninitialize
CLSIDFromString
CoCreateInstance
OleRun
oleaut32
VariantChangeType
VariantClear
VariantCopy
VariantCopyInd
VariantInit
SysAllocString
SafeArrayGetUBound
SafeArrayGetLBound
SafeArrayGetDim
SysStringLen
SysAllocStringLen
SafeArrayUnaccessData
SafeArrayAccessData
VariantTimeToSystemTime
SafeArrayGetElement
SafeArrayDestroy
SafeArrayCreate
SafeArrayPutElement
LHashValOfNameSys
LoadTypeLi
OleCreateFontIndirect
UnRegisterTypeLi
SysFreeString
SafeArrayGetElemsize
SysAllocStringByteLen
RegisterTypeLi
comctl32
ImageList_Destroy
ImageList_Read
ImageList_Duplicate
ImageList_GetIcon
ImageList_GetImageInfo
ImageList_GetImageCount
ord17
_TrackMouseEvent
oledlg
ord8
wininet
InternetSetOptionA
InternetOpenA
InternetCloseHandle
InternetConnectA
InternetCanonicalizeUrlA
InternetCrackUrlA
HttpOpenRequestA
HttpSendRequestA
HttpQueryInfoA
InternetReadFile
Exports
Exports
Sections
.text Size: - Virtual size: 1.2MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: - Virtual size: 1.8MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 610KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.UPX0 Size: - Virtual size: 1.8MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.tls Size: 4KB - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.UPX1 Size: 4.1MB - Virtual size: 4.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 96KB - Virtual size: 116KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ