2024-08-25_b7f0f7fd5d50a6ce70a7a0b4f66a53ac_bkransomware

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General

Target

2024-08-25_b7f0f7fd5d50a6ce70a7a0b4f66a53ac_bkransomware
Size

300KB
MD5

b7f0f7fd5d50a6ce70a7a0b4f66a53ac
SHA1

b897a3f23537471ffe4e8de45b1bfa69012ffc04
SHA256

430d927d9ae8f9354d6f5cdc5d46b065ad47b97271700290b40d0effdbb215b0
SHA512

6c35194ec1465253326c93bcf462c7f90e8240bfb8981d9a0506df17ea4e42fab9a6cd5b6a20080cc031a85a1d135e8d5194802405a949a4b1783bce1c8d4a3f
SSDEEP

3072:7dwfzOWrcyh/WrByDQuna4MDdfj2lnMkYWIb1orfp/TsdnFvkaa6x/b4ihvNasgP:7GOWvJRv7lTUpa64DaZ9z3Mx

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-08-25_b7f0f7fd5d50a6ce70a7a0b4f66a53ac_bkransomware

Files

2024-08-25_b7f0f7fd5d50a6ce70a7a0b4f66a53ac_bkransomware
.exe windows:5 windows x86 arch:x86

029a186bebd0e919ac2b773f54f976e1

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
GetComputerNameW
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
TlsSetValue
TlsGetValue
TlsAlloc
GetModuleHandleW
WaitForMultipleObjects
DeleteFileA
CreateProcessA
GetTickCount
InitializeCriticalSection
SetEndOfFile
CreateFileA
CreateDirectoryA
GetTempPathA
Sleep
WriteFile
SetFilePointer
WaitForSingleObject
CreateThread
InterlockedDecrement
CloseHandle
GetProcessHeap
HeapSize
HeapReAlloc
HeapFree
InterlockedExchange
HeapAlloc
DecodePointer
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSectionAndSpinCount
GetLastError
SetLastError
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetStdHandle
AreFileApisANSI
GetModuleHandleExW
GetCommandLineW
ResumeThread
ExitThread
IsProcessorFeaturePresent
EncodePointer
VirtualQuery
VirtualProtect
VirtualAlloc
GetSystemInfo
OutputDebugStringW
IsDebuggerPresent
RaiseException

user32

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

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

WSAStartup
gethostbyname
inet_ntoa
socket
setsockopt
closesocket
recv
send
connect
inet_addr
htons

shlwapi

PathFileExistsA
PathRemoveFileSpecW
PathFileExistsW
PathAppendW
PathIsDirectoryW

gdiplus

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

msimg32

AlphaBlend
TransparentBlt

iphlpapi

GetAdaptersInfo

setupapi

SetupIterateCabinetW

urlmon

URLDownloadToFileW

Sections

.text
Size: 168KB - Virtual size: 168KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

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

029a186bebd0e919ac2b773f54f976e1

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

advapi32

shell32

ole32

oleaut32

ws2_32

shlwapi

gdiplus

msimg32

iphlpapi

setupapi

urlmon

Sections

.text Size: 168KB - Virtual size: 168KB

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

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

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

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

.text
Size: 168KB - Virtual size: 168KB

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

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

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

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