Static task
static1
Behavioral task
behavioral1
Sample
2024-10-01_f874a97a655797c92e48ae2a9ac8b732_bkransomware.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-10-01_f874a97a655797c92e48ae2a9ac8b732_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-10-01_f874a97a655797c92e48ae2a9ac8b732_bkransomware
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Size
518KB
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MD5
f874a97a655797c92e48ae2a9ac8b732
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SHA1
6f186f82f85da24df01f6e1fd41ae4daae094b83
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SHA256
86eb60d0d928ecf7e1a84bf59f093093e9d517280e3cbcc5e4c98545891bd3f1
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SHA512
590cc947054ab70ae8c03239de89d4f3d16cbaffeebf7c2ac2dce91a04b4c193b92063c43be3bd155cd590926137a7460f8c0c6c1619fa41c9ff346d55ab36b6
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SSDEEP
12288:7Ys4CZb741hMrLFixj5ujl3pX6OrKEjKVr:7Ys4I7SaIxcj/KOuE2Vr
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-10-01_f874a97a655797c92e48ae2a9ac8b732_bkransomware
Files
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2024-10-01_f874a97a655797c92e48ae2a9ac8b732_bkransomware.exe windows:5 windows x86 arch:x86
f574496050a50eec6b6e0be3aafe7e95
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
GetFontLanguageInfo
GetMapMode
GetTextCharacterExtra
GetSystemPaletteUse
GetBkColor
GetDCBrushColor
GetGraphicsMode
SetTextColor
UpdateColors
GetFontUnicodeRanges
GetRandomRgn
GetTextAlign
GetTextColor
SetPixel
GetStretchBltMode
GetObjectType
user32
BeginPaint
GetWindowContextHelpId
EndPaint
CallWindowProcA
RemovePropA
IsWindowUnicode
IsWindowEnabled
SetWindowTextA
GetScrollPos
GetKeyboardType
ShowWindow
GetQueueStatus
GetMenuItemCount
PostMessageA
EndDialog
GetDlgItem
EnableWindow
CheckDlgButton
GetInputState
GetPropA
GetWindowLongA
GetCursor
GetForegroundWindow
GetMenu
GetDlgItemInt
kernel32
GetFullPathNameA
ReadConsoleW
ReadFile
SetEndOfFile
GetTimeZoneInformation
WriteConsoleW
SetStdHandle
GetStringTypeW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
CreateFileW
GetCurrentDirectoryW
SetCurrentDirectoryW
GetFullPathNameW
PeekNamedPipe
GetFileInformationByHandle
FileTimeToLocalFileTime
SetFilePointerEx
OutputDebugStringW
GetProcAddress
GetModuleHandleA
GetLastError
MoveFileA
FlushFileBuffers
GetCurrentThreadId
GetCurrentProcess
GetTickCount
GlobalSize
IsDebuggerPresent
IsProcessorFeaturePresent
FindResourceA
GetVersion
DeleteFileA
GetCurrentProcessId
GetStdHandle
SetFilePointer
GetFileTime
HeapFree
HeapAlloc
HeapReAlloc
GetSystemTimeAsFileTime
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetCommandLineA
GetProcessHeap
WriteFile
GetModuleFileNameW
SetLastError
GetCurrentThread
FindClose
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
EnterCriticalSection
LeaveCriticalSection
RtlUnwind
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetConsoleCP
GetConsoleMode
CloseHandle
GetFileType
GetModuleFileNameA
QueryPerformanceCounter
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
Sections
.text Size: 442KB - Virtual size: 441KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 25KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 50KB - Virtual size: 117KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE