Static task
static1
Behavioral task
behavioral1
Sample
2024-09-13_25c09015b5466b60d28cc6d9ecd42f02_bkransomware.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-09-13_25c09015b5466b60d28cc6d9ecd42f02_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-09-13_25c09015b5466b60d28cc6d9ecd42f02_bkransomware
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Size
502KB
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MD5
25c09015b5466b60d28cc6d9ecd42f02
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SHA1
893c91f11ce9e4925a3e6d61b22699f1be464c48
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SHA256
c4de91522dfc8a42e5dd59c3dc4fe94ec5c1ad2083c8136f2298e245574f6d92
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SHA512
124aa690d3e34697de2ce53016a52212d9d2a28f0504e6c8b7acf7811d9686d879975ee69cbda048362bb5766300ac21b63712d31ba783f43877a5f180fc8312
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SSDEEP
12288:uI6x7j04YO2mhpnRpjeEu6vVVwOXjsdgCAv1XH:r6S4YQrRpjhu6v/dKmv13
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-09-13_25c09015b5466b60d28cc6d9ecd42f02_bkransomware
Files
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2024-09-13_25c09015b5466b60d28cc6d9ecd42f02_bkransomware.exe windows:5 windows x86 arch:x86
cee433bb978b2211415bf67e77f2e864
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
SetTextJustification
GetObjectType
GetNearestColor
GetGraphicsMode
GetTextAlign
GetClipRgn
GetPixelFormat
UpdateColors
GetFontUnicodeRanges
GetPolyFillMode
GetTextColor
GetRandomRgn
SetPixel
GetNearestPaletteIndex
SetTextCharacterExtra
GetSystemPaletteUse
GetMetaRgn
GetStretchBltMode
GetTextCharset
GetTextCharsetInfo
GetCurrentObject
GetMapMode
user32
SetWindowTextA
GetForegroundWindow
GetDialogBaseUnits
GetMenuItemCount
CallWindowProcA
WindowFromDC
SetDlgItemTextA
IsWindowEnabled
MoveWindow
EndPaint
GetQueueStatus
GetDlgItem
RemovePropA
SetFocus
PostMessageA
ShowWindow
GetWindowLongA
GetMenuCheckMarkDimensions
GetCursor
GetWindowDC
GetMenuItemID
GetWindowContextHelpId
DrawTextA
LoadIconA
SendMessageA
GetMenuState
GetKeyboardType
GetScrollPos
GetInputState
GetMenuContextHelpId
GetDC
CheckDlgButton
GetPropA
IsWindowUnicode
GetMenu
BeginPaint
kernel32
GetFullPathNameA
ReadConsoleW
ReadFile
SetEndOfFile
GetTimeZoneInformation
WriteConsoleW
SetStdHandle
SetFilePointerEx
CreateFileW
GetCurrentDirectoryW
SetCurrentDirectoryW
GetFullPathNameW
PeekNamedPipe
GetFileInformationByHandle
FileTimeToLocalFileTime
GetStringTypeW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
OutputDebugStringW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetModuleFileNameA
GetConsoleMode
GetConsoleCP
RtlUnwind
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
GetDriveTypeW
FindFirstFileExW
GetCPInfo
GetProcAddress
GetModuleHandleA
LoadResource
IsDebuggerPresent
GetCurrentProcessId
CloseHandle
QueryPerformanceCounter
LocalFlags
GetFileType
GetCurrentThreadId
LockResource
DeleteFileA
GetLastError
GetDriveTypeA
GlobalHandle
GlobalFlags
GetTickCount
IsProcessorFeaturePresent
FlushFileBuffers
GetVersion
SetFilePointer
GlobalSize
WriteFile
FindClose
GetCurrentProcess
GlobalAlloc
HeapFree
HeapAlloc
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetSystemTimeAsFileTime
HeapReAlloc
GetCommandLineA
GetProcessHeap
GetStdHandle
GetModuleFileNameW
SetLastError
GetCurrentThread
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
SetEnvironmentVariableA
Sections
.text Size: 452KB - Virtual size: 451KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 25KB - Virtual size: 25KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 24KB - Virtual size: 146KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE