Static task
static1
Behavioral task
behavioral1
Sample
2024-08-22_e8ebd14280a027f7cfca29740e4a9b69_bkransomware.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2024-08-22_e8ebd14280a027f7cfca29740e4a9b69_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-22_e8ebd14280a027f7cfca29740e4a9b69_bkransomware
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Size
596KB
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MD5
e8ebd14280a027f7cfca29740e4a9b69
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SHA1
d1c1e59ad241b70d048472bf9842646faee70b48
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SHA256
0bec4942262104786f78afa792670244df0c4cf68042a6507fca74d4f8ef2a81
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SHA512
d572b5bcd4abef697ef0662aebe0955085845b87b15f24d14e4548ea8f22454b0fcb15a6a98a85d00d8f66a6ee9ba0dd0f86ed9778ee87a5f69d870d627fc4b1
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SSDEEP
12288:6YSc/Qu2Wy8Sy/QTK8norRR1pFDif5095gUD7Uh04S1bBZM+:6Fc/Qu2WXmTK8n6RRdDif509B3u04kb1
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-08-22_e8ebd14280a027f7cfca29740e4a9b69_bkransomware
Files
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2024-08-22_e8ebd14280a027f7cfca29740e4a9b69_bkransomware.exe windows:5 windows x86 arch:x86
e42960a67266d7cd8e291bbfbb66771b
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
GetTextCharsetInfo
GetPixelFormat
GetPolyFillMode
GetTextCharacterExtra
GetRandomRgn
SetTextJustification
GetBkColor
GetTextAlign
GetTextColor
GetTextCharset
GetMapMode
GetStretchBltMode
GetNearestColor
GetDCBrushColor
GetNearestPaletteIndex
GetGraphicsMode
GetSystemPaletteUse
GetDCPenColor
GetClipRgn
SetTextCharacterExtra
GetFontLanguageInfo
GetObjectType
GetMetaRgn
GetFontUnicodeRanges
UpdateColors
user32
EndPaint
GetWindowLongA
BeginPaint
SetWindowTextA
LoadIconA
MoveWindow
GetMenuItemID
GetMenuContextHelpId
GetMenuState
CallWindowProcA
GetMenuItemCount
GetWindowContextHelpId
GetPropA
GetMenu
GetQueueStatus
IsWindowEnabled
ShowWindow
WindowFromDC
GetScrollPos
DrawTextA
SetFocus
GetCursor
SendMessageA
GetForegroundWindow
GetDlgItem
GetInputState
GetWindowDC
GetKeyboardType
IsWindowUnicode
EndDialog
PostMessageA
CheckDlgButton
EnableWindow
GetDlgItemInt
kernel32
CreateProcessW
ReadConsoleW
WriteConsoleW
SetStdHandle
CreateFileW
GetCurrentDirectoryW
SetCurrentDirectoryW
GetFullPathNameW
PeekNamedPipe
GetFileInformationByHandle
FileTimeToLocalFileTime
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
OutputDebugStringW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetModuleFileNameA
GetFileAttributesExW
GetTimeZoneInformation
SetEnvironmentVariableW
SetEnvironmentVariableA
SetFilePointerEx
ReadFile
RaiseException
GetStringTypeW
CreatePipe
GetExitCodeProcess
WaitForSingleObject
GetModuleHandleA
GetProcAddress
GlobalFlags
LoadResource
GetFileType
IsProcessorFeaturePresent
GetCurrentProcessId
DeleteFileA
QueryPerformanceCounter
IsDebuggerPresent
GetProcessHeap
GetDriveTypeA
GetLastError
LockResource
MoveFileA
GetVersion
GlobalHandle
GlobalSize
GetFileTime
LocalFlags
SizeofResource
SetFilePointer
FlushFileBuffers
GetStdHandle
GetCurrentProcess
HeapFree
HeapAlloc
GetSystemTimeAsFileTime
HeapReAlloc
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
CloseHandle
DuplicateHandle
CreateProcessA
Beep
Sleep
GetLocalTime
GetFullPathNameA
GetTempPathW
DeleteFileW
SetErrorMode
GetCommandLineA
WriteFile
GetModuleFileNameW
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetTickCount
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
FindClose
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
RtlUnwind
GetCurrentThread
GetCurrentThreadId
GetConsoleCP
GetConsoleMode
SetEndOfFile
Sections
.text Size: 526KB - Virtual size: 525KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 44KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 24KB - Virtual size: 40KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE