2024-07-01_a47b9448b2004f9adb332dccdda9d12a_bkransomware

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General

Target

2024-07-01_a47b9448b2004f9adb332dccdda9d12a_bkransomware
Size

3.2MB
MD5

a47b9448b2004f9adb332dccdda9d12a
SHA1

b0b28506dd66bb99a2d14e503c447ef30d7c57bc
SHA256

1c6f8d2410c8df1fa05454d30168943acfb9dbd701d406866cb21510ea0f6291
SHA512

5cbdba389ab0983088fc1dacb7957f24df3c48640e2297aad82869f8a1fcf2de7dc300574b4d2605c5afb297dcc569f442027b8f2bb0bd3ea5404ce5aafe9f5f
SSDEEP

98304:HN+beai6r6/RD3KwyPjXW16PR55eJFLOAkGkzdnEVomFHKnPX:HqivT6bPR55sFLOyomFHKnP

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-07-01_a47b9448b2004f9adb332dccdda9d12a_bkransomware

Files

2024-07-01_a47b9448b2004f9adb332dccdda9d12a_bkransomware
.exe windows:5 windows x86 arch:x86

de99750284d64c9c1ca353bb5176356d

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

E:\NETSDK_WIN_20220505\Bin\AjNetSdkDemo.pdb

Imports

remoteconfig

CFG_UC_UnInit
CFG_UC_ShowModelessDlg
CFG_UC_Init

kernel32

EnterCriticalSection
LeaveCriticalSection
MultiByteToWideChar
WideCharToMultiByte
SizeofResource
LockResource
LoadResource
FindResourceW
GetTickCount
GetTimeZoneInformation
HeapReAlloc
HeapAlloc
HeapFree
GetProcessHeap
InitializeCriticalSectionAndSpinCount
RaiseException
GetLastError
HeapSize
DecodePointer
GetCurrentThread
GetCurrentThreadId
GetVersionExW
FreeLibrary
LoadLibraryExW
GlobalAlloc
GlobalLock
GlobalDeleteAtom
lstrcmpA
lstrcmpW
GlobalSize
GlobalUnlock
GlobalFree
LocalFree
MulDiv
FormatMessageW
SetEnvironmentVariableA
WriteConsoleW
CreateDirectoryW
OutputDebugStringW
SetFilePointerEx
ReadConsoleW
GetConsoleMode
GetConsoleCP
GetStringTypeW
LCMapStringW
GetTimeFormatW
GetDateFormatW
GetCPInfo
GetOEMCP
GetACP
IsValidCodePage
CopyFileW
SetLastError
FreeResource
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
FreeEnvironmentStringsW
GetEnvironmentStringsW
QueryPerformanceCounter
GetStartupInfoW
GetStdHandle
GetFileType
SetStdHandle
VirtualQuery
VirtualAlloc
GetSystemInfo
HeapQueryInformation
ExitThread
CreateThread
GetModuleHandleExW
lstrcpyW
GetModuleFileNameW
DeleteCriticalSection
OutputDebugStringA
GetModuleHandleA
GetModuleHandleW
ExitProcess
RtlUnwind
IsProcessorFeaturePresent
IsDebuggerPresent
GetSystemTimeAsFileTime
GetCommandLineW
FindResourceExW
GetWindowsDirectoryW
SearchPathW
GetProfileIntW
Sleep
VirtualProtect
GetTempPathW
GetTempFileNameW
InitializeCriticalSection
GetFileTime
GetFileSizeEx
GetFileAttributesExW
SetErrorMode
lstrcmpiW
GetCurrentProcess
DuplicateHandle
WriteFile
UnlockFile
SetFilePointer
SetEndOfFile
ReadFile
LockFile
GetVolumeInformationW
GetFullPathNameW
FlushFileBuffers
GetFileSize
GetFileAttributesW
CreateFileW
VerifyVersionInfoW
VerSetConditionMask
GetThreadLocale
GlobalGetAtomNameW
DeleteFileW
GlobalFlags
GetUserDefaultUILanguage
GetSystemDefaultUILanguage
GetLocaleInfoW
CompareStringW
GetCurrentDirectoryW
LocalReAlloc
LocalAlloc
GlobalHandle
GlobalReAlloc
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
GlobalFindAtomW
GetSystemDirectoryW
EncodePointer
GlobalAddAtomW
ResumeThread
SetThreadPriority
WaitForSingleObject
CloseHandle
FileTimeToSystemTime
FindFirstFileW
FindClose
FileTimeToLocalFileTime
GetCurrentProcessId
WritePrivateProfileStringW
GetPrivateProfileStringW
GetPrivateProfileIntW
LoadLibraryW
LoadLibraryA
GetProcAddress

user32

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

gdi32

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

msimg32

TransparentBlt
AlphaBlend

winspool.drv

DocumentPropertiesW
ClosePrinter
OpenPrinterW

advapi32

RegCloseKey
RegQueryValueExW
RegCreateKeyExW
RegDeleteKeyW
RegDeleteValueW
RegSetValueExW
RegEnumKeyW
RegQueryValueW
RegEnumValueW
RegEnumKeyExW
RegOpenKeyExW

shell32

DragFinish
SHGetPathFromIDListW
SHGetSpecialFolderLocation
SHBrowseForFolderW
SHGetDesktopFolder
SHAppBarMessage
ShellExecuteW
SHGetMalloc
DragQueryFileW
SHGetFileInfoW

comctl32

InitCommonControlsEx
ImageList_AddMasked

shlwapi

PathFindExtensionW
PathFindFileNameW
PathRemoveFileSpecW
PathIsUNCW
PathStripToRootW
PathFileExistsW
StrFormatKBSizeW

uxtheme

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

ole32

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

oleaut32

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

oledlg

OleUIBusyW

gdiplus

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

ajnetsdkdll

AJ_NETSDK_IPC_InputAudioData
AJ_NETSDK_IPC_Login
AJ_NETSDK_IPC_Logout
AJ_NETSDK_IPC_RebootDVR
AJ_NETSDK_IPC_StartTalk
AJ_NETSDK_IPC_StartAudioCapture
AJ_NETSDK_IPC_GetUpgradeProgress
AJ_NETSDK_IPC_AddTalk
AJ_NETSDK_IPC_StopVoiceCom
AJ_NETSDK_IPC_StopTalk
AJ_NETSDK_IPC_RemoveTalk
AJ_NETSDK_IPC_SetDVRConfig
AJ_NETSDK_IPC_Upgrade
AJ_NETSDK_IPC_PTZControl
AJ_NETSDK_IPC_SystemControl
AJ_NETSDK_IPC_SendSearchMsg
AJ_NETSDK_IPC_GetFileByName
AJ_NETSDK_IPC_StopSearchIPC
AJ_NETSDK_IPC_StartSearchIPC
AJ_NETSDK_IPC_GetDVRConfig
AJ_NETSDK_IPC_GetDeviceAbility
AJ_NETSDK_IPC_SetSearchStatusCallBack
AJ_NETSDK_IPC_SetAUXResponseCallBack
AJ_NETSDK_IPC_SetStatusEventCallBack
AJ_NETSDK_IPC_SetAutoReconnect
AJ_NETSDK_IPC_StartVoiceCom
AJ_NETSDK_IPC_Init
AJ_NETSDK_IPC_LoadVendorId

ajplayer

AJ_PLAYER_Init
AJ_PLAYER_SetupDecoder
AJ_PLAYER_SetFullFillStatus
AJ_PLAYER_CloseDecoder
AJ_PLAYER_SetAudioOn
AJ_PLAYER_SetAudioOff
AJ_PLAYER_SnapShot
AJ_PLAYER_DecodeFrame
AJ_PLAYER_CreatePlayer
AJ_PLAYER_GetFullFillStatus
AJ_PLAYER_ReleaseAll

ajrtspclientlib

?AJ_RTSP_CLINET_LIB_InitLib@@YGJXZ
?AJ_RTSP_CLINET_LIB_RealPlay@@YGJHPAD00HHP6GJJKPAEKPAUFRAME_EXTDATA@@@ZPAX@Z
?AJ_RTSP_CLINET_LIB_StopRealPlay@@YGJJ@Z
?AJ_RTSP_CLINET_LIB_ReleaseLib@@YGJXZ

ws2_32

htonl
inet_addr

oleacc

CreateStdAccessibleObject
AccessibleObjectFromWindow
LresultFromObject

imm32

ImmReleaseContext
ImmGetContext
ImmGetOpenStatus

winmm

PlaySoundW

Sections

.text
Size: 1.4MB - Virtual size: 1.4MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 336KB - Virtual size: 336KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 26KB - Virtual size: 56KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1.4MB - Virtual size: 1.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 122KB - Virtual size: 122KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

de99750284d64c9c1ca353bb5176356d

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

remoteconfig

kernel32

user32

gdi32

msimg32

winspool.drv

advapi32

shell32

comctl32

shlwapi

uxtheme

ole32

oleaut32

oledlg

gdiplus

ajnetsdkdll

ajplayer

ajrtspclientlib

ws2_32

oleacc

imm32

winmm

Sections

.text Size: 1.4MB - Virtual size: 1.4MB

.rdata Size: 336KB - Virtual size: 336KB

.data Size: 26KB - Virtual size: 56KB

.rsrc Size: 1.4MB - Virtual size: 1.4MB

.reloc Size: 122KB - Virtual size: 122KB

.text
Size: 1.4MB - Virtual size: 1.4MB

.rdata
Size: 336KB - Virtual size: 336KB

.data
Size: 26KB - Virtual size: 56KB

.rsrc
Size: 1.4MB - Virtual size: 1.4MB

.reloc
Size: 122KB - Virtual size: 122KB