2024-05-27_ba878816331789d090aa5c87f721769c_bkransomware

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General

Target

2024-05-27_ba878816331789d090aa5c87f721769c_bkransomware
Size

991KB
MD5

ba878816331789d090aa5c87f721769c
SHA1

8c888f6b16f93f16af690cc5ff446b6ff21e08ec
SHA256

6259a82be2499c305a62a2ca2c9b234466b0592dde0613ba27d954920e47ccd3
SHA512

4cfd5f2c9c17d10133181b904bd5e7599369700ffcfbf4926b725d766f71672bebbb3bc1beabf71d3942025f9f8e5b19f964eec3efa299285d02065c99079f2b
SSDEEP

24576:ewog28963ak4NDKCzARu2A2EKu+9GiAcw/a:fog28Q3ak4NDKVS2EV6VAcw/a

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-27_ba878816331789d090aa5c87f721769c_bkransomware

Files

2024-05-27_ba878816331789d090aa5c87f721769c_bkransomware
.exe windows:5 windows x86 arch:x86

3a4d166115692a6e4f5f10b142b3e5c9

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

wininet

InternetCloseHandle
HttpOpenRequestW
HttpQueryInfoW
InternetSetOptionW
HttpSendRequestW
InternetReadFile
InternetCanonicalizeUrlW
InternetOpenW
InternetConnectW

kernel32

GlobalReAlloc
GlobalHandle
LocalReAlloc
GlobalGetAtomNameW
GetFileTime
GetFullPathNameW
GetUserDefaultLCID
FindClose
FlushFileBuffers
GetFileSize
GetVolumeInformationW
LockFile
SetEndOfFile
SetFilePointer
UnlockFile
DuplicateHandle
GetThreadLocale
FileTimeToSystemTime
FileTimeToLocalFileTime
GetFileAttributesExW
TlsFree
SetErrorMode
IsDebuggerPresent
IsProcessorFeaturePresent
RtlUnwind
GetSystemInfo
VirtualProtect
VirtualQuery
GetModuleHandleExW
AreFileApisANSI
HeapQueryInformation
GetStdHandle
GetFileType
GetStartupInfoW
QueryPerformanceCounter
GetEnvironmentStringsW
FreeEnvironmentStringsW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetConsoleMode
ReadConsoleW
IsValidCodePage
GetOEMCP
GetCPInfo
GetStringTypeW
GetTimeZoneInformation
OutputDebugStringW
LCMapStringW
IsValidLocale
EnumSystemLocalesW
GetConsoleCP
SetFilePointerEx
SetStdHandle
WriteConsoleW
SetEnvironmentVariableA
TlsSetValue
TlsGetValue
TlsAlloc
GetUserDefaultUILanguage
GetSystemDefaultUILanguage
CompareStringW
GlobalFlags
FormatMessageW
GetTickCount
WritePrivateProfileStringW
GetPrivateProfileStringW
GetPrivateProfileIntW
lstrcmpA
MulDiv
GlobalAlloc
GlobalFree
GlobalUnlock
GlobalLock
GlobalFindAtomW
GlobalAddAtomW
lstrcmpW
GlobalDeleteAtom
LoadLibraryExW
FreeResource
FreeLibrary
GetSystemDirectoryW
GetCurrentThreadId
EncodePointer
LoadLibraryA
SetLastError
OutputDebugStringA
GetACP
GetCurrentProcessId
ReadProcessMemory
GetNativeSystemInfo
GetLongPathNameW
GetTempPathW
GlobalMemoryStatusEx
IsWow64Process
LocalAlloc
GetVersionExW
LoadLibraryW
GetCurrentThread
GetCurrentProcess
GetComputerNameA
CreateProcessW
DeviceIoControl
GetDiskFreeSpaceW
GetLogicalDrives
GetDriveTypeW
GetSystemTimeAsFileTime
FindFirstFileW
GetLocaleInfoW
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSection
DeleteFileW
ReadFile
MultiByteToWideChar
WideCharToMultiByte
LocalFree
GetCommandLineW
CreateDirectoryExW
GetFileAttributesW
CreateThread
lstrcpyW
CloseHandle
CreateToolhelp32Snapshot
lstrcatW
LoadLibraryExA
GetModuleHandleA
Process32NextW
WaitForMultipleObjects
LockResource
Process32FirstW
VirtualAlloc
GetProcAddress
lstrcmpiA
ExitThread
CreateFileW
TerminateProcess
GetExitCodeProcess
SizeofResource
OpenProcess
WriteFile
GetModuleHandleW
WaitForSingleObject
InterlockedDecrement
InterlockedIncrement
LoadResource
FindResourceW
ExitProcess
GetModuleFileNameW
Sleep
DeleteCriticalSection
DecodePointer
HeapSize
GetLastError
RaiseException
InitializeCriticalSectionAndSpinCount
GetProcessHeap
HeapFree
HeapAlloc
HeapReAlloc
GetFileSizeEx

user32

GetNextDlgGroupItem
MessageBeep
PostThreadMessageW
InflateRect
GetMenuItemInfoW
DestroyMenu
GetSysColorBrush
RealChildWindowFromPoint
WindowFromPoint
EndPaint
BeginPaint
GetWindowDC
TabbedTextOutW
GrayStringW
DrawTextExW
DrawTextW
LoadMenuW
RegisterClipboardFormatW
TranslateMessage
GetMessageW
MapDialogRect
SetWindowContextHelpId
ShowOwnedPopups
PostQuitMessage
IsRectEmpty
OffsetRect
FillRect
ClientToScreen
GetCursorPos
SetWindowRgn
DrawIcon
KillTimer
SetTimer
ReleaseCapture
SetCapture
InvalidateRect
IsIconic
IsDialogMessageW
MoveWindow
GetDesktopWindow
GetActiveWindow
GetNextDlgTabItem
EndDialog
CreateDialogIndirectParamW
GetMonitorInfoW
MonitorFromWindow
ReuseDDElParam
GetScrollInfo
SetScrollInfo
CallNextHookEx
UnhookWindowsHookEx
SetWindowsHookExW
GetWindow
GetLastActivePopup
GetTopWindow
GetClassNameW
GetClassLongW
PtInRect
EqualRect
CopyRect
GetSysColor
MapWindowPoints
AdjustWindowRectEx
GetWindowTextLengthW
ShowScrollBar
GetScrollRange
SetScrollRange
GetScrollPos
SetScrollPos
ScrollWindow
RedrawWindow
ValidateRect
SetForegroundWindow
GetForegroundWindow
SetActiveWindow
UpdateWindow
TrackPopupMenu
GetMenuItemCount
GetMenuItemID
GetSubMenu
SetMenu
GetMenu
GetCapture
GetKeyState
GetDlgCtrlID
IsWindowVisible
EndDeferWindowPos
DeferWindowPos
BeginDeferWindowPos
DestroyWindow
IsChild
GetClassInfoExW
GetClassInfoW
RegisterClassW
DefWindowProcW
GetMessageTime
GetMessagePos
PeekMessageW
DispatchMessageW
RegisterWindowMessageW
IsWindowEnabled
SetFocus
IsWindow
SetMenuItemInfoW
GetMenuCheckMarkDimensions
SetMenuItemBitmaps
EnableMenuItem
CheckMenuItem
GetFocus
SendDlgItemMessageA
SetCursor
UnpackDDElParam
InsertMenuItemW
CreatePopupMenu
TranslateAcceleratorW
LoadAcceleratorsW
BringWindowToTop
CharNextW
CharUpperW
RemovePropW
LoadCursorW
SetRectEmpty
IntersectRect
SetRect
InvalidateRgn
CopyAcceleratorTableW
WinHelpW
LoadBitmapW
LoadIconW
GetWindowRect
GetClientRect
SetPropW
GetWindowLongW
SetWindowLongW
SetWindowPos
ShowWindow
CreateWindowExW
GetPropW
CallWindowProcW
GetDC
SystemParametersInfoW
ReleaseDC
GetWindowTextW
GetDlgItem
SetWindowTextW
LoadStringW
EnumWindows
wsprintfW
MessageBoxW
SendMessageW
GetWindowThreadProcessId
PostMessageW
GetParent
GetSystemMetrics
EnableWindow
UnregisterClassW
ScreenToClient

gdi32

TextOutW
ExtTextOutW
SetViewportExtEx
SetViewportOrgEx
SetWindowExtEx
SetWindowOrgEx
OffsetViewportOrgEx
ScaleViewportExtEx
ScaleWindowExtEx
GetRgnBox
CreateCompatibleBitmap
GetBkColor
GetTextColor
GetMapMode
CreateRectRgnIndirect
SetBkMode
ExtSelectClipRgn
BitBlt
SetTextColor
SetBkColor
CreateBitmap
GetStockObject
DeleteDC
GetObjectW
GetTextExtentPoint32W
GetTextMetricsW
CreateFontIndirectW
DeleteObject
SelectObject
SaveDC
RestoreDC
RectVisible
PtVisible
GetWindowExtEx
GetViewportExtEx
GetPixel
GetDeviceCaps
GetClipBox
Escape
CreateSolidBrush
CreatePatternBrush
LPtoDP
CreateDIBSection
Ellipse
CreateEllipticRgn
CreateCompatibleDC
SetMapMode

comdlg32

GetSaveFileNameW

winspool.drv

OpenPrinterW
DocumentPropertiesW
ClosePrinter

advapi32

GetTokenInformation
RegEnumValueW
RegQueryValueW
RegEnumKeyW
RegDeleteValueW
RegDeleteKeyW
GetUserNameA
AllocateAndInitializeSid
OpenThreadToken
OpenProcessToken
RegSetValueExW
RegCloseKey
RegEnumKeyExW
RegOpenKeyExW
RegQueryInfoKeyW
RegQueryValueExW
RegCreateKeyExW
CheckTokenMembership
FreeSid

shell32

ShellExecuteExW
CommandLineToArgvW
SHGetFolderPathW
ShellExecuteW
DragFinish
DragQueryFileW

comctl32

InitCommonControlsEx

shlwapi

PathFindFileNameW
PathRemoveFileSpecW
PathIsUNCW
PathFindExtensionW
PathStripToRootW

ole32

OleUninitialize
OleInitialize
CoFreeUnusedLibraries
CLSIDFromProgID
CLSIDFromString
CoCreateGuid
CreateStreamOnHGlobal
CoTaskMemFree
CoInitializeEx
CoInitializeSecurity
CoInitialize
CoUninitialize
CoCreateInstance
CoRegisterMessageFilter
OleIsCurrentClipboard
OleFlushClipboard
CoRevokeClassObject
CoTaskMemAlloc
CreateILockBytesOnHGlobal
StgOpenStorageOnILockBytes
StgCreateDocfileOnILockBytes
CoGetClassObject
CoDisconnectObject
OleDraw

oleaut32

SafeArrayUnaccessData
SafeArrayAccessData
SafeArrayGetLBound
SafeArrayGetUBound
SafeArrayGetElemsize
SafeArrayGetDim
SafeArrayCreate
SafeArrayDestroy
VariantTimeToSystemTime
SystemTimeToVariantTime
SysStringLen
VariantCopy
SysAllocString
VariantChangeType
VariantClear
VariantInit
SysAllocStringLen
LoadTypeLi
OleCreateFontIndirect
SysFreeString

oledlg

OleUIBusyW

gdiplus

GdiplusShutdown

oleacc

AccessibleObjectFromWindow
LresultFromObject
CreateStdAccessibleObject

Sections

.text
Size: 564KB - Virtual size: 564KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 152KB - Virtual size: 152KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 17KB - Virtual size: 42KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 214KB - Virtual size: 216KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 41KB - Virtual size: 41KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3a4d166115692a6e4f5f10b142b3e5c9

Headers

DLL Characteristics

File Characteristics

Imports

wininet

kernel32

user32

gdi32

comdlg32

winspool.drv

advapi32

shell32

comctl32

shlwapi

ole32

oleaut32

oledlg

gdiplus

oleacc

Sections

.text Size: 564KB - Virtual size: 564KB

.rdata Size: 152KB - Virtual size: 152KB

.data Size: 17KB - Virtual size: 42KB

.rsrc Size: 214KB - Virtual size: 216KB

.reloc Size: 41KB - Virtual size: 41KB

.text
Size: 564KB - Virtual size: 564KB

.rdata
Size: 152KB - Virtual size: 152KB

.data
Size: 17KB - Virtual size: 42KB

.rsrc
Size: 214KB - Virtual size: 216KB

.reloc
Size: 41KB - Virtual size: 41KB