2024-06-24_cf5a4db0744faeb3a47e1b072b0f2f5a_bkransomware

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General

Target

2024-06-24_cf5a4db0744faeb3a47e1b072b0f2f5a_bkransomware
Size

583KB
MD5

cf5a4db0744faeb3a47e1b072b0f2f5a
SHA1

b8fa9cdb9269d58aedf475ef39bf9506a8877926
SHA256

5e72a972f27caec2ad643dd4786e1319045db700573857f01ece16d4851c154b
SHA512

47fc2daa9f8ad8e307c1e56843b87c7af1043f464d9042cc5bf81826970b1a90bc1de944f3b563ade0f25aaf987c8bcf7f6a85560d4f4bef72dabf7eae1d59de
SSDEEP

12288:sAMsQnOhFIwZ1KUcZdKRlMVyRgjAzJGXCx3eK4Dy:sAMGkrZ8lniAFGyxfWy

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-06-24_cf5a4db0744faeb3a47e1b072b0f2f5a_bkransomware

Files

2024-06-24_cf5a4db0744faeb3a47e1b072b0f2f5a_bkransomware
.exe windows:5 windows x86 arch:x86

24be2bba3730b7a442e3b62a0767065e

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

GetVersionExW
GetModuleFileNameA
MultiByteToWideChar
WideCharToMultiByte
GetProcAddress
CreateFileMappingW
MapViewOfFile
UnmapViewOfFile
ExitProcess
CreateToolhelp32Snapshot
Process32FirstW
GetCurrentProcess
TerminateProcess
Process32NextW
GetModuleFileNameW
lstrcpyW
lstrcatW
CreateMutexW
SetCurrentDirectoryW
LoadLibraryW
GetTempPathW
MoveFileW
DeleteFileW
CreateFileW
GetFileType
ReadFile
SystemTimeToFileTime
GetCurrentDirectoryW
DosDateTimeToFileTime
LocalFree
lstrlenA
WriteConsoleW
FlushFileBuffers
SetStdHandle
LCMapStringW
DeviceIoControl
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
GetStringTypeW
LoadLibraryExW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetSystemTimeAsFileTime
GetCurrentProcessId
QueryPerformanceCounter
GetConsoleCP
ReadConsoleW
GetConsoleMode
SetFilePointerEx
RtlUnwind
GetCurrentThreadId
GetCPInfo
GetOEMCP
GetACP
IsValidCodePage
GetStartupInfoW
GetModuleHandleW
WaitForMultipleObjects
DeleteFileA
CreateProcessA
GetTickCount
InitializeCriticalSection
SetEndOfFile
CreateFileA
CreateDirectoryA
GetTempPathA
Sleep
WriteFile
SetFilePointer
WaitForSingleObject
CreateThread
InterlockedDecrement
CloseHandle
GetProcessHeap
HeapSize
HeapReAlloc
HeapFree
HeapAlloc
InterlockedExchange
DecodePointer
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSectionAndSpinCount
GetLastError
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
SetLastError
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetStdHandle
AreFileApisANSI
GetModuleHandleExW
GetCommandLineW
ResumeThread
ExitThread
IsProcessorFeaturePresent
EncodePointer
VirtualQuery
VirtualProtect
VirtualAlloc
GetSystemInfo
OutputDebugStringW
IsDebuggerPresent
RaiseException

user32

GetSystemMetrics
RegisterClassExW
LoadIconW
LoadCursorW
BeginPaint
EndPaint
DefWindowProcW
SetRectEmpty
CopyRect
GetDC
FillRect
GetSubMenu
GetCursorPos
TrackPopupMenu
PostQuitMessage
SetWindowPos
IsWindow
DrawTextA
SetCursor
ReleaseDC
ShowWindow
SetWindowTextA
LoadMenuW
DestroyWindow
TranslateMessage
DispatchMessageW
GetMessageW
MessageBoxW
SetRect
PtInRect
CreateWindowExW
SendMessageW
PostMessageW

gdi32

CreateCompatibleDC
FrameRgn
TextOutA
SetTextColor
GetTextExtentPoint32A
CreateSolidBrush
CreateRoundRectRgn
SetBkMode
EnumFontsW
CreateFontW
GetDIBColorTable
StretchBlt
CreateCompatibleBitmap
GetObjectW
SetDIBColorTable
SelectObject
DeleteObject
CreateDIBSection
BitBlt
DeleteDC

advapi32

RegSetValueExA
RegCreateKeyExA
RegCloseKey

shell32

SHGetPathFromIDListA
Shell_NotifyIconW
ShellExecuteA
SHGetPathFromIDListW
ord165
SHGetSpecialFolderLocation

ole32

CoUninitialize
CoInitialize
CoCreateInstance
CreateStreamOnHGlobal

oleaut32

SysFreeString
GetErrorInfo
SysAllocString
VariantClear

ws2_32

setsockopt
gethostbyname
inet_ntoa
socket
htons
inet_addr
connect
recv
closesocket
WSAStartup
send

shlwapi

PathAppendW
PathIsDirectoryW
PathRemoveFileSpecW
PathFileExistsW

gdiplus

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

msimg32

AlphaBlend
TransparentBlt

iphlpapi

GetAdaptersInfo

setupapi

SetupIterateCabinetW

urlmon

URLDownloadToFileW

Sections

.text
Size: 164KB - Virtual size: 164KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 45KB - Virtual size: 44KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 325KB - Virtual size: 334KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

24be2bba3730b7a442e3b62a0767065e

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

advapi32

shell32

ole32

oleaut32

ws2_32

shlwapi

gdiplus

msimg32

iphlpapi

setupapi

urlmon

Sections

.text Size: 164KB - Virtual size: 164KB

.rdata Size: 45KB - Virtual size: 44KB

.data Size: 325KB - Virtual size: 334KB

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

.reloc Size: 9KB - Virtual size: 8KB

.text
Size: 164KB - Virtual size: 164KB

.rdata
Size: 45KB - Virtual size: 44KB

.data
Size: 325KB - Virtual size: 334KB

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

.reloc
Size: 9KB - Virtual size: 8KB