2024-08-25_1a4fd1ba960537b5305d3371c70da091_bkransomware

Sharing

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General

Target

2024-08-25_1a4fd1ba960537b5305d3371c70da091_bkransomware
Size

600KB
MD5

1a4fd1ba960537b5305d3371c70da091
SHA1

356081cbb6f8c324b98deea0b5eea478068271ee
SHA256

1968eb9714f286bcab66d1663ae9d029e464487717bd71bcbe37e0f3fef838b0
SHA512

7be787d7b0fff1b5425a3cb05b5ebd002c2bc1771a24770a8f12aa2ae2fe2a67f0f0c4ca5877826f0c819107beb7912d79af9063aca3ba69a92e1d3d6f9c5804
SSDEEP

12288:r+eVKS0E+aqZG3shmqSHPr6henkNUNlyz:rrinZZhmdHPcenkNU4

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-08-25_1a4fd1ba960537b5305d3371c70da091_bkransomware

Files

2024-08-25_1a4fd1ba960537b5305d3371c70da091_bkransomware
.exe windows:5 windows x86 arch:x86

a5923961a839f2a89ead02c6f72553ec

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
GetSystemDirectoryW
GetProcAddress
CreateFileMappingW
MapViewOfFile
UnmapViewOfFile
ExitProcess
GetSystemDirectoryA
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
TlsFree
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
TlsSetValue
TlsGetValue
TlsAlloc
SetLastError
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetStdHandle
AreFileApisANSI
GetModuleHandleExW
GetCommandLineW
ResumeThread
ExitThread
IsProcessorFeaturePresent
EncodePointer
VirtualQuery
VirtualProtect
VirtualAlloc
GetSystemInfo
OutputDebugStringW
IsDebuggerPresent
RaiseException

user32

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

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

ShellExecuteA
Shell_NotifyIconW
ord165
SHGetSpecialFolderPathA
SHGetPathFromIDListA
SHGetSpecialFolderLocation
SHGetPathFromIDListW

ole32

CoUninitialize
CoInitialize
CoCreateInstance
CreateStreamOnHGlobal

oleaut32

SysAllocString
GetErrorInfo
VariantClear
SysFreeString

ws2_32

gethostbyname
inet_ntoa
socket
htons
inet_addr
connect
send
WSAStartup
setsockopt
closesocket
recv

shlwapi

PathFileExistsW
PathAppendW
PathRemoveFileSpecW
PathIsDirectoryW

gdiplus

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

msimg32

AlphaBlend
TransparentBlt

iphlpapi

GetAdaptersInfo

setupapi

SetupIterateCabinetW

urlmon

URLDownloadToFileW

Sections

.text
Size: 166KB - Virtual size: 165KB

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: 327KB - Virtual size: 336KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 109KB - Virtual size: 108KB

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

a5923961a839f2a89ead02c6f72553ec

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

advapi32

shell32

ole32

oleaut32

ws2_32

shlwapi

gdiplus

msimg32

iphlpapi

setupapi

urlmon

Sections

.text Size: 166KB - Virtual size: 165KB

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

.data Size: 327KB - Virtual size: 336KB

.rsrc Size: 109KB - Virtual size: 108KB

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

.text
Size: 166KB - Virtual size: 165KB

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

.data
Size: 327KB - Virtual size: 336KB

.rsrc
Size: 109KB - Virtual size: 108KB

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