2024-05-22_3f3960699d86073553ed03a468034e56_bkransomware

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General

Target

2024-05-22_3f3960699d86073553ed03a468034e56_bkransomware
Size

4.3MB
MD5

3f3960699d86073553ed03a468034e56
SHA1

87d75dd7ca6b533e335d17cc8b62bda83cc85636
SHA256

042f30edd3a48c7cb34fdd2ec52082437bd945228562fc71773e4ebd2b4ade63
SHA512

2358a001b3b044ab396f7ca77ef3235add8f38bde2a2b8a1e6fbade0637d83e562f125d96cdd625611cd267613acbd8abdde47fed867522230fb807178eb8824
SSDEEP

98304:bydFDF0MIHzxnF3YYVI1c+yk4q2hKL7JBxqw/w8kB2HF+DumkT1jepcg+3BP1T/Z:dzxnF3aiqZBxqwo8kwHF+lkT1ap4Sat9

Score

1^/10

Malware Config

Signatures

Files

2024-05-22_3f3960699d86073553ed03a468034e56_bkransomware
.exe windows:5 windows x86 arch:x86

15977584d950a3cbcb259c5e73128ab2

Code Sign

9f:ea:c8:11:b0:f1:62:47:a5:fc:20:d8:05:23:ac:e6
Certificate

Issuer

CN=UTN-USERFirst-Object,OU=http://www.usertrust.com,O=The USERTRUST Network,L=Salt Lake City,ST=UT,C=US

Not Before

05-05-2015 00:00

Not After

31-12-2015 23:59

Subject

CN=COMODO Time Stamping Signer,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

02:01
Certificate

Issuer

OU=Starfield Class 2 Certification Authority,O=Starfield Technologies\, Inc.,C=US

Not Before

16-11-2006 01:15

Not After

16-11-2026 01:15

Subject

SERIALNUMBER=10688435,CN=Starfield Secure Certification Authority,OU=http://certificates.starfieldtech.com/repository,O=Starfield Technologies\, Inc.,L=Scottsdale,ST=Arizona,C=US

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

27:e7:b4:1e:e3:76:82
Certificate

Issuer

SERIALNUMBER=10688435,CN=Starfield Secure Certification Authority,OU=http://certificates.starfieldtech.com/repository,O=Starfield Technologies\, Inc.,L=Scottsdale,ST=Arizona,C=US

Not Before

26-02-2014 17:58

Not After

26-02-2017 17:58

Subject

CN=TAB Software Corp.,O=TAB Software Corp.,L=Fort Wayne,ST=Indiana,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

3e:6b:eb:99:a9:e6:c1:9f:81:a6:33:f1:11:06:f9:01:e8:1d:47:95
Signer

Actual PE Digest

3e:6b:eb:99:a9:e6:c1:9f:81:a6:33:f1:11:06:f9:01:e8:1d:47:95

Digest Algorithm

sha1

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

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

user32

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

gdi32

SetROP2
SetStretchBltMode
SetTextAlign
MoveToEx
TextOutW
ExtTextOutW
SetViewportExtEx
SetViewportOrgEx
SetWindowExtEx
SetWindowOrgEx
OffsetViewportOrgEx
OffsetWindowOrgEx
ScaleViewportExtEx
ScaleWindowExtEx
CombineRgn
CreateRectRgnIndirect
GetMapMode
SetRectRgn
DPtoLP
CreateCompatibleBitmap
CreateFontW
GetCharWidthW
SetAbortProc
GetViewportOrgEx
Rectangle
GetBkColor
GetTextColor
GetRgnBox
SetPolyFillMode
Ellipse
GetROP2
GetBkMode
GetNearestColor
GetPolyFillMode
GetStretchBltMode
GetTextAlign
GetWindowOrgEx
GetTextFaceW
CreatePalette
GetNearestPaletteIndex
GetPaletteEntries
GetSystemPaletteEntries
CreateDIBitmap
EnumFontFamiliesW
GetTextCharsetInfo
SetPixel
SetDIBColorTable
CreatePolygonRgn
Polygon
Polyline
EnumFontFamiliesExW
OffsetRgn
RoundRect
FrameRgn
PtInRegion
SetPixelV
ExtFloodFill
SetPaletteEntries
FillRgn
GetBoundsRect
LineTo
IntersectClipRect
GetWindowExtEx
GetViewportExtEx
GetPixel
GetObjectType
GetLayout
SetLayout
SetMapMode
SetBkMode
ExtSelectClipRgn
SelectClipRgn
SaveDC
RestoreDC
RectVisible
PtVisible
CreateEllipticRgn
CreateCompatibleDC
GetCurrentPositionEx
GetClipBox
ExcludeClipRect
Escape
DeleteDC
CreateRectRgn
CreatePatternBrush
CreatePen
CreateHatchBrush
BitBlt
CopyMetaFileW
SetTextColor
SetBkColor
CreateBitmap
AbortDoc
EndPage
StartPage
EndDoc
StartDocW
ResetDCW
CreateSolidBrush
CreateRoundRectRgn
LPtoDP
CreateDCW
GetObjectW
CreateDIBSection
GetTextMetricsW
StretchDIBits
StretchBlt
SelectPalette
SelectObject
RealizePalette
PatBlt
GetTextExtentPoint32W
GetStockObject
GetDeviceCaps
ExtEscape
DeleteObject
CreateFontIndirectW

msimg32

AlphaBlend
TransparentBlt

winspool.drv

ClosePrinter
DocumentPropertiesW
OpenPrinterW
EnumPrintersW
GetJobW
EnumPrinterDriversW

advapi32

RegEnumValueW
SetFileSecurityW
GetFileSecurityW
RegQueryValueW
RegEnumKeyW
RegSetValueExW
RegDeleteValueW
RegDeleteKeyW
RegCreateKeyExW
RegQueryValueExW
RegOpenKeyExW
RegSetValueW
RegCloseKey
RegEnumKeyExW

shell32

DragQueryFileW
DragFinish
SHAddToRecentDocs
ExtractIconW
SHGetFileInfoW
SHGetPathFromIDListW
SHGetSpecialFolderLocation
SHGetDesktopFolder
ShellExecuteW
SHBrowseForFolderW
SHAppBarMessage

shlwapi

PathRemoveFileSpecW
PathStripToRootW
PathIsUNCW
PathFindFileNameW
PathFindExtensionW
StrFormatKBSizeW

uxtheme

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

ole32

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

oleaut32

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

oledlg

OleUIBusyW

tprc2016

_NiscaCOM_PrinterReservation@12
_NiscaCOM_ReadyToDownload@4
_NiscaCOM_Hologram@4
_NiscaCOM_ProtectiveLayer@16
_NiscaCOM_StartPrint@4
_NiscaCOM_Flip@4
_NiscaCOM_PrinterStatus@8
_NiscaCOM_RequestSense@8
_NiscaCOM_PrinterClose@4
_NiscaCOM_PrinterOpen@12
_NiscaCOM_InitLibrary@0
_NiscaCOM_FreeLibrary@0

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: 1.4MB - Virtual size: 1.4MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 341KB - Virtual size: 341KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 27KB - Virtual size: 57KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2.5MB - Virtual size: 2.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 124KB - Virtual size: 123KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

15977584d950a3cbcb259c5e73128ab2

Code Sign

9f:ea:c8:11:b0:f1:62:47:a5:fc:20:d8:05:23:ac:e6Certificate

Extended Key Usages

Key Usages

02:01Certificate

Key Usages

27:e7:b4:1e:e3:76:82Certificate

Extended Key Usages

Key Usages

3e:6b:eb:99:a9:e6:c1:9f:81:a6:33:f1:11:06:f9:01:e8:1d:47:95Signer

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

msimg32

winspool.drv

advapi32

shell32

shlwapi

uxtheme

ole32

oleaut32

oledlg

tprc2016

oleacc

gdiplus

imm32

winmm

Sections

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

.rdata Size: 341KB - Virtual size: 341KB

.data Size: 27KB - Virtual size: 57KB

.rsrc Size: 2.5MB - Virtual size: 2.5MB

.reloc Size: 124KB - Virtual size: 123KB

9f:ea:c8:11:b0:f1:62:47:a5:fc:20:d8:05:23:ac:e6
Certificate

02:01
Certificate

27:e7:b4:1e:e3:76:82
Certificate

3e:6b:eb:99:a9:e6:c1:9f:81:a6:33:f1:11:06:f9:01:e8:1d:47:95
Signer

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

.rdata
Size: 341KB - Virtual size: 341KB

.data
Size: 27KB - Virtual size: 57KB

.rsrc
Size: 2.5MB - Virtual size: 2.5MB

.reloc
Size: 124KB - Virtual size: 123KB