2024-08-25_4757a5f1345c13ffaf9034ffec7e34d5_bkransomware

Sharing

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General

Target

2024-08-25_4757a5f1345c13ffaf9034ffec7e34d5_bkransomware
Size

607KB
MD5

4757a5f1345c13ffaf9034ffec7e34d5
SHA1

de09511f05457b265df40df22942a775f93bc452
SHA256

568ab25664f89526bbe1013e57ac2fb6735db0ac5efd3153e83303e586846dea
SHA512

3d3eb7fbda35c2c2fa3e6f4fa4fbc69cbc5927542f2c111682ed8fb3af5591f7ccfa8433bdfac53257d846e0c0f0949931ce2c75a63155eae63ef0ae6a23858b
SSDEEP

12288:AQwV+ak+cxZkZj5jmqSH46hxnkNUNZyFE2:A+36ZVjmdH1xnkNU4E2

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-08-25_4757a5f1345c13ffaf9034ffec7e34d5_bkransomware

Files

2024-08-25_4757a5f1345c13ffaf9034ffec7e34d5_bkransomware
.exe windows:5 windows x86 arch:x86

a9121dd3dd18769283da15448701b45b

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
FreeLibrary
CreateFileMappingW
MapViewOfFile
UnmapViewOfFile
ExitProcess
GetSystemDirectoryA
LoadLibraryA
CreateToolhelp32Snapshot
Process32FirstW
GetCurrentProcess
TerminateProcess
Process32NextW
GetModuleFileNameW
GetComputerNameW
CreateMutexW
SetCurrentDirectoryW
LoadLibraryW
GetTempPathW
MoveFileW
DeleteFileW
CreateFileW
GetFileType
ReadFile
SystemTimeToFileTime
GetCurrentDirectoryW
DosDateTimeToFileTime
LocalFree
lstrlenA
WriteConsoleW
FlushFileBuffers
SetStdHandle
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
SetLastError
GetModuleHandleW
WaitForMultipleObjects
DeleteFileA
CreateProcessA
GetTickCount
InitializeCriticalSection
SetEndOfFile
CreateFileA
CreateDirectoryA
GetTempPathA
Sleep
WriteFile
SetFilePointer
WaitForSingleObject
CreateThread
InterlockedDecrement
CloseHandle
GetProcessHeap
HeapSize
HeapReAlloc
InterlockedExchange
HeapFree
HeapAlloc
DecodePointer
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSectionAndSpinCount
GetLastError
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetStdHandle
AreFileApisANSI
GetModuleHandleExW
GetCommandLineW
ResumeThread
ExitThread
IsProcessorFeaturePresent
EncodePointer
VirtualQuery
VirtualProtect
VirtualAlloc
GetSystemInfo
OutputDebugStringW
IsDebuggerPresent
RaiseException
LCMapStringW

user32

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

CoCreateInstance
CoUninitialize
CoInitialize
CreateStreamOnHGlobal

oleaut32

SysAllocString
GetErrorInfo
VariantClear
SysFreeString

ws2_32

setsockopt
sendto
recvfrom
WSAStartup
gethostbyname
inet_ntoa
closesocket
recv
send
connect
inet_addr
htons
socket

shlwapi

PathFileExistsA
PathRemoveFileSpecW
PathFileExistsW
PathAppendW
PathIsDirectoryW

gdiplus

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

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

a9121dd3dd18769283da15448701b45b

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