2024-08-13_cf8cde6314daeee5b1ea6e03c2d8d074_bkransomware

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General

Target

2024-08-13_cf8cde6314daeee5b1ea6e03c2d8d074_bkransomware
Size

7.6MB
MD5

cf8cde6314daeee5b1ea6e03c2d8d074
SHA1

34ff54140e3361ee4790e09d5f0514b24a7ff98a
SHA256

365241965b8c904dbf29039f9c6a7977fdd7d9cc7b55246eae2cd434f59562f1
SHA512

ba3f3141ade93224091b07ce4549015f1878590c88d5844dd77926a6169c2efb2bb394dcff758a8fa2d7f85e7bce7e3165fef1d518a97ed4d9c79c3a5aa8ed93
SSDEEP

196608:tWE+fd2SdGb9n8yD1N7tTJq3ufi3ES6NS+E:tW/dk8yDNdiQ

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-08-13_cf8cde6314daeee5b1ea6e03c2d8d074_bkransomware

Files

2024-08-13_cf8cde6314daeee5b1ea6e03c2d8d074_bkransomware
.exe windows:5 windows x86 arch:x86

1c36f0211a5119db3f62c89186178049

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

D:\NetAccerAWS21\Release\NetAccerAWS.pdb

Imports

kernel32

GetStdHandle
GetStartupInfoW
QueryPerformanceCounter
GetEnvironmentStringsW
FreeEnvironmentStringsW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
CreateSemaphoreW
IsValidCodePage
GetOEMCP
GetCPInfo
CreateDirectoryW
GetConsoleCP
GetConsoleMode
SetFilePointerEx
ReadConsoleW
GetStringTypeW
GetTimeZoneInformation
OutputDebugStringW
IsValidLocale
EnumSystemLocalesW
WriteConsoleW
GetFileType
UnregisterWaitEx
QueryDepthSList
InterlockedFlushSList
InterlockedPushEntrySList
InterlockedPopEntrySList
InitializeSListHead
ReleaseSemaphore
VirtualFree
FreeLibraryAndExitThread
GetThreadTimes
UnregisterWait
RegisterWaitForSingleObject
SetThreadAffinityMask
GetProcessAffinityMask
GetNumaHighestNodeNumber
DeleteTimerQueueTimer
ChangeTimerQueueTimer
CreateTimerQueueTimer
GetLogicalProcessorInformation
GetThreadPriority
SwitchToThread
SignalObjectAndWait
WaitForSingleObjectEx
CreateTimerQueue
SetStdHandle
GetSystemTimeAsFileTime
VirtualAlloc
VirtualQuery
HeapQueryInformation
ExitThread
CreateThread
RtlUnwind
IsProcessorFeaturePresent
IsDebuggerPresent
AreFileApisANSI
GetModuleHandleExW
ExitProcess
FindResourceExW
GetUserDefaultLCID
VirtualProtect
SearchPathW
GetProfileIntW
GetTempPathW
GetTempFileNameW
VerifyVersionInfoW
VerSetConditionMask
lstrcpyW
GetWindowsDirectoryW
GetFileTime
GetFileSizeEx
GetFileAttributesExW
GetFileAttributesW
FileTimeToLocalFileTime
SetErrorMode
FileTimeToSystemTime
lstrcmpiW
GetCurrentProcess
DuplicateHandle
WriteFile
UnlockFile
SetFilePointer
SetEndOfFile
LockFile
GetVolumeInformationW
GetFullPathNameW
GetFileSize
FlushFileBuffers
FindFirstFileW
FindClose
CreateFileW
GlobalGetAtomNameW
GetThreadLocale
DeleteFileW
GlobalFlags
GetUserDefaultUILanguage
GetSystemDefaultUILanguage
GetLocaleInfoW
CompareStringW
GetCurrentDirectoryW
LocalReAlloc
LocalAlloc
GlobalHandle
GlobalReAlloc
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
CopyFileW
FormatMessageW
MulDiv
LocalFree
GlobalSize
GlobalUnlock
ResumeThread
SetThreadPriority
CreateEventW
SetEvent
GlobalFindAtomW
GlobalAddAtomW
LoadLibraryW
LoadLibraryA
GetModuleHandleA
GetSystemDirectoryW
SetLastError
EncodePointer
OutputDebugStringA
WritePrivateProfileStringW
GetPrivateProfileStringW
GetPrivateProfileIntW
GlobalFree
FreeResource
lstrcmpW
lstrcmpA
GlobalDeleteAtom
GlobalLock
GlobalAlloc
GetCurrentThreadId
GetCurrentThread
ReadFile
CreateProcessW
CreatePipe
DecodePointer
HeapSize
RaiseException
InitializeCriticalSectionAndSpinCount
GetProcessHeap
HeapFree
HeapAlloc
HeapReAlloc
GetDriveTypeW
GetDiskFreeSpaceA
WaitForSingleObject
TerminateProcess
Process32NextW
Process32FirstW
CreateToolhelp32Snapshot
CloseHandle
OpenProcess
QueryDosDeviceW
GetLogicalDriveStringsW
GetCurrentProcessId
GetEnvironmentVariableW
FreeLibrary
GetProcAddress
LoadLibraryExW
GetModuleFileNameW
GetFileAttributesA
WideCharToMultiByte
LCMapStringW
MultiByteToWideChar
GetACP
GetVersionExW
GetSystemInfo
DeleteCriticalSection
GetCommandLineW
LockResource
LoadResource
SizeofResource
GetLastError
FindResourceW
GetModuleHandleW
GetTickCount
Sleep
LeaveCriticalSection
EnterCriticalSection
SetEnvironmentVariableA
InitializeCriticalSection

user32

IsRectEmpty
IntersectRect
SetRect
InvalidateRgn
CopyAcceleratorTableW
OffsetRect
CharNextW
KillTimer
SetTimer
RealChildWindowFromPoint
DeleteMenu
CopyImage
WindowFromPoint
ReleaseCapture
SetCapture
WaitMessage
FillRect
ClientToScreen
EndPaint
BeginPaint
ReleaseDC
GetWindowDC
TabbedTextOutW
GrayStringW
DrawTextExW
DrawTextW
SystemParametersInfoW
InflateRect
GetMenuItemInfoW
DestroyMenu
RemoveMenu
InsertMenuW
GetMenuState
GetMenuStringW
SendDlgItemMessageA
IsDialogMessageW
SetWindowTextW
CheckDlgButton
MoveWindow
ShowWindow
LoadMenuW
GetDesktopWindow
GetNextDlgTabItem
EndDialog
CreateDialogIndirectParamW
SetCursor
ShowOwnedPopups
GetActiveWindow
SetMenuItemInfoW
GetMenuCheckMarkDimensions
SetMenuItemBitmaps
EnableMenuItem
CheckMenuItem
GetMonitorInfoW
MonitorFromWindow
WinHelpW
GetScrollInfo
SetScrollInfo
CallNextHookEx
SetWindowsHookExW
GetTopWindow
GetClassNameW
GetClassLongW
SetWindowLongW
EqualRect
CopyRect
GetSysColor
MapWindowPoints
ScreenToClient
AdjustWindowRectEx
GetWindowTextLengthW
GetWindowTextW
RemovePropW
GetPropW
GetNextDlgGroupItem
ShowScrollBar
GetScrollRange
SetScrollRange
GetScrollPos
SetScrollPos
ScrollWindow
RedrawWindow
ValidateRect
SetForegroundWindow
GetForegroundWindow
SetActiveWindow
TrackPopupMenu
GetMenuItemCount
GetMenuItemID
GetSubMenu
SetMenu
GetMenu
GetCapture
GetKeyState
GetFocus
SetFocus
GetDlgCtrlID
GetDlgItem
IsWindowVisible
EndDeferWindowPos
DeferWindowPos
BeginDeferWindowPos
SetWindowPlacement
GetWindowPlacement
IsChild
IsWindow
GetClassInfoExW
MessageBeep
GetSysColorBrush
DestroyIcon
SendMessageW
GetCursorPos
LoadIconW
FindWindowW
FindWindowExW
GetClassInfoW
RegisterClassW
CallWindowProcW
GetMessageTime
GetMessagePos
PeekMessageW
RegisterWindowMessageW
MapDialogRect
GetWindow
SetWindowContextHelpId
SetWindowPos
PostQuitMessage
UnhookWindowsHookEx
GetLastActivePopup
GetWindowThreadProcessId
CharUpperW
BringWindowToTop
LoadAcceleratorsW
TranslateAcceleratorW
InsertMenuItemW
SetRectEmpty
LoadImageW
UnpackDDElParam
ReuseDDElParam
RegisterClipboardFormatW
GetMenuDefaultItem
DrawFocusRect
DrawIconEx
GetIconInfo
GetParent
GetWindowLongW
GetAsyncKeyState
GetKeyNameTextW
EnableScrollBar
HideCaret
InvertRect
NotifyWinEvent
PostMessageW
GetSystemMetrics
DefWindowProcW
LoadCursorW
RegisterClassExW
GetMessageW
TranslateMessage
DispatchMessageW
DestroyWindow
CreateWindowExW
EnableWindow
InvalidateRect
UpdateWindow
MessageBoxW
CreatePopupMenu
AppendMenuW
GetDC
GetSystemMenu
IsIconic
GetClientRect
DrawIcon
GetWindowRect
LoadBitmapW
SetWindowRgn
PtInRect
UnregisterClassW
IsWindowEnabled
GetWindowRgn
DestroyCursor
CreateMenu
MapVirtualKeyW
SubtractRect
GetUpdateRect
IsClipboardFormatAvailable
TranslateMDISysAccel
DefMDIChildProcW
DefFrameProcW
DrawMenuBar
FrameRect
CharUpperBuffW
ModifyMenuW
SetMenuDefaultItem
CopyIcon
GetDoubleClickTime
SetClassLongW
SetCursorPos
DestroyAcceleratorTable
CreateAcceleratorTableW
GetKeyboardState
ToUnicodeEx
LockWindowUpdate
MapVirtualKeyExW
IsCharLowerW
GetKeyboardLayout
IsZoomed
GetComboBoxInfo
TrackMouseEvent
MonitorFromPoint
UpdateLayeredWindow
IsMenu
DrawFrameControl
DrawEdge
DrawStateW
EmptyClipboard
SetClipboardData
CloseClipboard
OpenClipboard
EnumDisplayMonitors
SetLayeredWindowAttributes
PostThreadMessageW
SetParent
UnionRect
SetPropW

gdi32

ExtTextOutW
CreateHatchBrush
CreatePen
CreatePatternBrush
CreateSolidBrush
DeleteObject
Escape
ExcludeClipRect
GetClipBox
GetObjectType
GetViewportExtEx
GetWindowExtEx
IntersectClipRect
LineTo
PtVisible
RectVisible
RestoreDC
SaveDC
SelectClipRgn
ExtSelectClipRgn
SelectObject
SelectPalette
SetBkMode
SetMapMode
SetLayout
GetLayout
SetPolyFillMode
SetROP2
SetTextAlign
MoveToEx
TextOutW
SetViewportExtEx
SetViewportOrgEx
SetWindowExtEx
SetWindowOrgEx
OffsetViewportOrgEx
OffsetWindowOrgEx
ScaleViewportExtEx
GetTextExtentPoint32W
GetBkColor
GetTextColor
CreateRectRgnIndirect
GetRgnBox
GetTextMetricsW
GetMapMode
PatBlt
SetRectRgn
DPtoLP
CreateCompatibleBitmap
CreatePalette
GetNearestPaletteIndex
GetPaletteEntries
GetSystemPaletteEntries
RealizePalette
CreateDIBitmap
EnumFontFamiliesW
GetTextCharsetInfo
SetPixel
CreateDIBSection
SetDIBColorTable
CreateEllipticRgn
Ellipse
CreatePolygonRgn
Polygon
Polyline
Rectangle
EnumFontFamiliesExW
OffsetRgn
CreateRoundRectRgn
RoundRect
FrameRgn
PtInRegion
SetPixelV
ExtFloodFill
SetPaletteEntries
FillRgn
GetBoundsRect
GetWindowOrgEx
LPtoDP
GetViewportOrgEx
GetTextFaceW
CreateFontIndirectW
BitBlt
GetDeviceCaps
CreateDCW
CopyMetaFileW
CreateBitmap
SetTextColor
SetBkColor
DeleteDC
GetStockObject
CreateFontW
CombineRgn
GetPixel
CreateRectRgn
StretchBlt
ScaleWindowExtEx
CreateCompatibleDC
GetObjectW

msimg32

TransparentBlt
AlphaBlend

winspool.drv

DocumentPropertiesW
OpenPrinterW
ClosePrinter

advapi32

RegEnumKeyW
RegEnumKeyExW
RegEnumValueW
RegQueryValueW
RegCloseKey
RegSetValueExW
RegDeleteValueW
RegDeleteKeyW
RegCreateKeyExW
RegQueryValueExW
RegOpenKeyExW

shell32

Shell_NotifyIconW
SHChangeNotify
ShellExecuteExW
ShellExecuteW
SHGetSpecialFolderLocation
SHAppBarMessage
SHBrowseForFolderW
SHGetDesktopFolder
DragFinish
DragQueryFileW
SHGetFileInfoW
SHGetPathFromIDListW

comctl32

InitCommonControlsEx

shlwapi

PathFindExtensionW
PathFindFileNameW
PathIsUNCW
PathStripToRootW
StrFormatKBSizeW
PathRemoveFileSpecW

uxtheme

GetWindowTheme
GetThemeSysColor
IsAppThemed
GetThemePartSize
DrawThemeText
DrawThemeBackground
IsThemeBackgroundPartiallyTransparent
DrawThemeParentBackground
OpenThemeData
CloseThemeData
GetThemeColor
GetCurrentThemeName

ole32

ReleaseStgMedium
CoGetClassObject
StgCreateDocfileOnILockBytes
StgOpenStorageOnILockBytes
CreateILockBytesOnHGlobal
CoDisconnectObject
CoFreeUnusedLibraries
CoRevokeClassObject
OleFlushClipboard
OleIsCurrentClipboard
CoRegisterMessageFilter
CreateStreamOnHGlobal
DoDragDrop
OleLockRunning
OleCreateMenuDescriptor
OleDestroyMenuDescriptor
OleTranslateAccelerator
IsAccelerator
OleGetClipboard
CoLockObjectExternal
RegisterDragDrop
RevokeDragDrop
OleDuplicateData
CoTaskMemAlloc
CLSIDFromProgID
CLSIDFromString
CoTaskMemFree
CoCreateInstance
CoUninitialize
OleUninitialize
OleInitialize
CoInitializeEx
CoCreateGuid
CoInitialize

oleaut32

OleCreateFontIndirect
SysStringLen
SystemTimeToVariantTime
VariantTimeToSystemTime
SafeArrayDestroy
LoadTypeLi
VariantCopy
VarBstrFromDate
VariantChangeType
VariantClear
VariantInit
SysAllocStringLen
SysFreeString
SysAllocString

oledlg

OleUIBusyW

gdiplus

GdipDrawImageRectI
GdipSetInterpolationMode
GdipCreateFromHDC
GdipCreateBitmapFromHBITMAP
GdipDrawImageI
GdipDeleteGraphics
GdipBitmapUnlockBits
GdipBitmapLockBits
GdipCreateBitmapFromScan0
GdipCreateBitmapFromStream
GdipGetImagePaletteSize
GdipGetImagePalette
GdipGetImagePixelFormat
GdipGetImageHeight
GdipGetImageWidth
GdipGetImageGraphicsContext
GdiplusShutdown
GdipAlloc
GdipFree
GdiplusStartup
GdipCloneImage
GdipDisposeImage

ws2_32

sendto
htonl
ntohl
recvfrom
WSAAsyncSelect
WSAIoctl
inet_ntoa
gethostbyname
send
inet_addr
WSAStartup
connect
recv
accept
closesocket
listen
bind
htons
setsockopt
WSAGetLastError
socket

psapi

GetProcessImageFileNameW

oleacc

LresultFromObject
AccessibleObjectFromWindow
CreateStdAccessibleObject

imm32

ImmGetContext
ImmGetOpenStatus
ImmReleaseContext

winmm

PlaySoundW

Sections

.text
Size: 1.7MB - Virtual size: 1.7MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 393KB - Virtual size: 392KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 33KB - Virtual size: 73KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 5.3MB - Virtual size: 5.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 140KB - Virtual size: 139KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

1c36f0211a5119db3f62c89186178049

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

msimg32

winspool.drv

advapi32

shell32

comctl32

shlwapi

uxtheme

ole32

oleaut32

oledlg

gdiplus

ws2_32

psapi

oleacc

imm32

winmm

Sections

.text Size: 1.7MB - Virtual size: 1.7MB

.rdata Size: 393KB - Virtual size: 392KB

.data Size: 33KB - Virtual size: 73KB

.rsrc Size: 5.3MB - Virtual size: 5.3MB

.reloc Size: 140KB - Virtual size: 139KB

.text
Size: 1.7MB - Virtual size: 1.7MB

.rdata
Size: 393KB - Virtual size: 392KB

.data
Size: 33KB - Virtual size: 73KB

.rsrc
Size: 5.3MB - Virtual size: 5.3MB

.reloc
Size: 140KB - Virtual size: 139KB