Static task
static1
Behavioral task
behavioral1
Sample
2024-09-09_e0f91c27c45c182b19e23c89dafaa963_bkransomware.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2024-09-09_e0f91c27c45c182b19e23c89dafaa963_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-09-09_e0f91c27c45c182b19e23c89dafaa963_bkransomware
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Size
576KB
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MD5
e0f91c27c45c182b19e23c89dafaa963
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SHA1
53c1fd77a528a7531f3ed2a75bc3e9229fbe4410
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SHA256
5fd4db1d042985b42b3515f422685834763878f7ef41e43010e5effda2c3b2e6
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SHA512
aabe22ac6a9a6147236350ffe5f2266a18d7583bc608a787616405fa13aaaacfe1e88bb6e06988a3e56ef5d0b3ad22dcb0570bdd0334fc68e79006763cf1d1a3
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SSDEEP
12288:/uFjEZROJTyHoLAlhLq8kZUvRhux0n3nhw76Cxzd:/ujJTnGhLq80UvRhux03FCx
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-09-09_e0f91c27c45c182b19e23c89dafaa963_bkransomware
Files
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2024-09-09_e0f91c27c45c182b19e23c89dafaa963_bkransomware.exe windows:5 windows x86 arch:x86
7f0a34a49507acde90ab590dcc83e4d8
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
GetPolyFillMode
GetSystemPaletteUse
GetObjectType
GetDCBrushColor
SetSystemPaletteUse
SetTextColor
GetFontLanguageInfo
GetTextCharset
GetTextCharacterExtra
GetClipRgn
GetNearestPaletteIndex
SetTextAlign
GetNearestColor
GetDCPenColor
SetTextJustification
GetStretchBltMode
GetMetaRgn
GetCurrentObject
GetBkColor
user32
GetInputState
GetKeyboardType
IsWindowEnabled
EndDialog
GetWindowLongA
LoadIconA
RemovePropA
SendMessageA
GetDlgItemInt
GetMenuState
EnableWindow
SetDlgItemTextA
GetPropA
GetWindowContextHelpId
BeginPaint
GetCursor
GetForegroundWindow
GetDlgItem
IsWindowUnicode
EndPaint
SetFocus
GetQueueStatus
ShowWindow
GetMenuContextHelpId
GetScrollPos
GetWindowDC
GetDC
PostMessageA
CallWindowProcA
CheckDlgButton
SetWindowTextA
MoveWindow
DrawTextA
GetMenu
kernel32
SetEndOfFile
WriteConsoleW
SetStdHandle
CreateFileW
GetCurrentDirectoryW
SetCurrentDirectoryW
PeekNamedPipe
GetFileInformationByHandle
FileTimeToLocalFileTime
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
OutputDebugStringW
FreeEnvironmentStringsW
GetEnvironmentStringsW
QueryPerformanceCounter
GetModuleFileNameA
GetFileAttributesExW
SetFilePointerEx
RaiseException
MoveFileExW
GetStringTypeW
GetFileType
ReadConsoleW
ReadFile
CloseHandle
GetConsoleMode
GetConsoleCP
GetCurrentThread
GetModuleHandleA
GetProcAddress
GetTickCount
IsProcessorFeaturePresent
GetCurrentProcessId
GetLastError
GlobalHandle
GetCurrentProcess
LocalFlags
MoveFileA
GlobalFlags
GetStdHandle
FindResourceA
SetFilePointer
GetFileTime
FindClose
LockResource
GetProcessHeap
GetDriveTypeA
DeleteFileA
GetCurrentThreadId
GlobalSize
GetVersion
SizeofResource
FlushFileBuffers
LoadResource
IsDebuggerPresent
HeapFree
HeapAlloc
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetSystemTimeAsFileTime
HeapReAlloc
GetTempPathA
GetFullPathNameA
DeleteCriticalSection
GetLocalTime
GetFullPathNameW
GetTempPathW
GetTimeZoneInformation
DeleteFileW
GetCommandLineA
WriteFile
GetModuleFileNameW
EnterCriticalSection
LeaveCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
RtlUnwind
SetEnvironmentVariableA
Sections
.text Size: 523KB - Virtual size: 523KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 28KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 23KB - Virtual size: 46KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE