2024-08-08_3cdb1bf1c45a70199ea3bcfbcbc0e229_bkransomware

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General

Target

2024-08-08_3cdb1bf1c45a70199ea3bcfbcbc0e229_bkransomware
Size

2.2MB
MD5

3cdb1bf1c45a70199ea3bcfbcbc0e229
SHA1

9372e6e7429b9ebb46ddbccf1562b519d7a345c0
SHA256

a40677ae72656eece9c65ba3f06b5b1819a0568be0599aa57be681e30d0f8a20
SHA512

3e60da0aa0b395f8ceba2067a2c3c289ca18d38add1ee01d3c3b3b2562e89c386a22bb3ec0fbac26d9ab3d855fbbf487292fd26a28029ee60fe1b750c808aac0
SSDEEP

49152:ntomc1sFKtQTTi4SjKQASQ16weV6/Dh3DE9mBU/SLEVTtkxVTtkVbL:Gmc1sFKWTvSm316weq3DE9mBU/S2TtkQ

Score

1^/10

Malware Config

Signatures

Files

2024-08-08_3cdb1bf1c45a70199ea3bcfbcbc0e229_bkransomware
.exe windows:5 windows x86 arch:x86

02b53f0b251a2bf4ed35484f2c64d1ff

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

Issuer

CN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZA

Not Before

21/12/2012, 00:00

Not After

30/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

Issuer

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Not Before

18/10/2012, 00:00

Not After

29/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services Signer - G4,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

7f:41:99:da:cb:05:e5:2b:9b:f9:33:09:3a:db:a7:f5
Certificate

Issuer

CN=Symantec Class 3 SHA256 Code Signing CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

26/06/2019, 00:00

Not After

17/09/2020, 23:59

Subject

CN=ViewSonic International Corporation,O=ViewSonic International Corporation,L=New Taipei City,C=TW

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2a
Certificate

Issuer

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

10/12/2013, 00:00

Not After

09/12/2023, 23:59

Subject

CN=Symantec Class 3 SHA256 Code Signing CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

34:5f:b0:a3:95:df:b8:06:b0:84:a9:62:92:18:d5:c8:21:c5:23:12:3b:d9:bc:af:c0:64:27:69:cf:49:87:b8
Signer

Actual PE Digest

34:5f:b0:a3:95:df:b8:06:b0:84:a9:62:92:18:d5:c8:21:c5:23:12:3b:d9:bc:af:c0:64:27:69:cf:49:87:b8

Digest Algorithm

sha256

PE Digest Matches

true

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

Imports

kernel32

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

user32

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

gdi32

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

msimg32

AlphaBlend
TransparentBlt

winspool.drv

ClosePrinter
OpenPrinterW
DocumentPropertiesW

advapi32

RegEnumKeyExW
RegEnumValueW
RegQueryValueW
RegEnumKeyW
RegSetValueExW
RegDeleteValueW
RegDeleteKeyW
RegCreateKeyExW
RegQueryValueExW
RegOpenKeyExW
RegCloseKey

shell32

Shell_NotifyIconW
SHGetFileInfoW
SHGetPathFromIDListW
SHGetSpecialFolderLocation
SHAppBarMessage
SHBrowseForFolderW
SHGetSpecialFolderPathW
DragFinish
DragQueryFileW
ShellExecuteW
SHGetDesktopFolder

shlwapi

PathFindFileNameW
PathIsUNCW
PathStripToRootW
StrFormatKBSizeW
PathFindExtensionW
PathRemoveFileSpecW

uxtheme

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

ole32

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

oleaut32

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

oledlg

OleUIBusyW

oleacc

CreateStdAccessibleObject
AccessibleObjectFromWindow
LresultFromObject

gdiplus

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

imm32

ImmReleaseContext
ImmGetContext
ImmGetOpenStatus

winmm

PlaySoundW

Sections

.text
Size: 1.3MB - Virtual size: 1.3MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 324KB - Virtual size: 323KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 26KB - Virtual size: 55KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 422KB - Virtual size: 422KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 118KB - Virtual size: 118KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

02b53f0b251a2bf4ed35484f2c64d1ff

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3bCertificate

Extended Key Usages

Key Usages

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50Certificate

Extended Key Usages

Key Usages

7f:41:99:da:cb:05:e5:2b:9b:f9:33:09:3a:db:a7:f5Certificate

Extended Key Usages

Key Usages

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2aCertificate

Extended Key Usages

Key Usages

34:5f:b0:a3:95:df:b8:06:b0:84:a9:62:92:18:d5:c8:21:c5:23:12:3b:d9:bc:af:c0:64:27:69:cf:49:87:b8Signer

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

msimg32

winspool.drv

advapi32

shell32

shlwapi

uxtheme

ole32

oleaut32

oledlg

oleacc

gdiplus

imm32

winmm

Sections

.text Size: 1.3MB - Virtual size: 1.3MB

.rdata Size: 324KB - Virtual size: 323KB

.data Size: 26KB - Virtual size: 55KB

.rsrc Size: 422KB - Virtual size: 422KB

.reloc Size: 118KB - Virtual size: 118KB

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

7f:41:99:da:cb:05:e5:2b:9b:f9:33:09:3a:db:a7:f5
Certificate

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2a
Certificate

34:5f:b0:a3:95:df:b8:06:b0:84:a9:62:92:18:d5:c8:21:c5:23:12:3b:d9:bc:af:c0:64:27:69:cf:49:87:b8
Signer

.text
Size: 1.3MB - Virtual size: 1.3MB

.rdata
Size: 324KB - Virtual size: 323KB

.data
Size: 26KB - Virtual size: 55KB

.rsrc
Size: 422KB - Virtual size: 422KB

.reloc
Size: 118KB - Virtual size: 118KB