Static task
static1
Behavioral task
behavioral1
Sample
2024-09-13_aa60c8e46e0267c91028d9f831f960ca_bkransomware.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
2024-09-13_aa60c8e46e0267c91028d9f831f960ca_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-09-13_aa60c8e46e0267c91028d9f831f960ca_bkransomware
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Size
599KB
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MD5
aa60c8e46e0267c91028d9f831f960ca
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SHA1
f3069822d74491ba59290c42209d62de4851faeb
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SHA256
409b7675c4e4b5fb19637c4bf6e3a0645ffe71021270deeee27a72aada193e6b
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SHA512
729eb584d666296c54e4f5caa60702e21aae5fced472ba81ff22792922c30048bcdd1335f9ac6db047f986cb972a0ddb4da7e081cf359b61aa52c88ed3eed079
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SSDEEP
12288:A8qA3J1A9LGCTea2Yy/7R5akBPBDssZiQxeldBcYpUVUEfSNp:A8qAU9pTfvyjjaCDsqiQIxcI4UEf
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-09-13_aa60c8e46e0267c91028d9f831f960ca_bkransomware
Files
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2024-09-13_aa60c8e46e0267c91028d9f831f960ca_bkransomware.exe windows:5 windows x86 arch:x86
6e35f662d0bfb7ade4c10c1044aa5d70
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
GetRandomRgn
SetSystemPaletteUse
GetDCPenColor
GetSystemPaletteUse
SetPixel
GetTextColor
GetFontUnicodeRanges
SetTextJustification
GetTextCharacterExtra
SetTextCharacterExtra
GetStretchBltMode
GetDeviceCaps
GetFontLanguageInfo
SetTextColor
GetTextCharset
GetTextCharsetInfo
GetNearestPaletteIndex
GetObjectType
GetMapMode
GetTextAlign
GetBkColor
GetGraphicsMode
GetCurrentObject
SetTextAlign
GetPixelFormat
UpdateColors
GetPolyFillMode
user32
SetFocus
SendMessageA
GetDialogBaseUnits
GetKeyboardType
GetMenuCheckMarkDimensions
IsWindowEnabled
GetInputState
ShowWindow
EndPaint
DrawTextA
SetWindowTextA
GetDlgItemInt
GetQueueStatus
GetWindowLongA
GetWindowContextHelpId
GetMenuContextHelpId
WindowFromDC
GetMenuState
GetForegroundWindow
PostMessageA
RemovePropA
CheckDlgButton
GetMenu
GetScrollPos
EnableWindow
SetDlgItemTextA
GetDlgItem
GetDC
BeginPaint
GetWindowDC
LoadIconA
GetPropA
GetCursor
EndDialog
kernel32
SetEndOfFile
WriteConsoleW
GetExitCodeProcess
WaitForSingleObject
GetTimeZoneInformation
SetEnvironmentVariableW
CreateFileW
GetCurrentDirectoryW
SetCurrentDirectoryW
GetFullPathNameW
PeekNamedPipe
GetFileInformationByHandle
FileTimeToLocalFileTime
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
OutputDebugStringW
GetModuleFileNameA
SetStdHandle
MoveFileExW
GetConsoleCP
DeleteFileW
CreateProcessA
CreatePipe
GetFileAttributesExW
RaiseException
ReadConsoleW
GetConsoleMode
SetFilePointerEx
GetProcAddress
GetModuleHandleA
GetLastError
IsDebuggerPresent
SetFilePointer
GlobalFlags
GetFileType
IsProcessorFeaturePresent
GetCurrentProcessId
GetCurrentThreadId
GetVersion
GetFileTime
QueryPerformanceCounter
GetProcessHeap
GetStdHandle
GetDriveTypeA
GlobalSize
FindClose
FindResourceA
FlushFileBuffers
GetCurrentProcess
DeleteFileA
LockResource
LoadResource
GlobalHandle
GetTickCount
GlobalAlloc
SizeofResource
HeapFree
HeapAlloc
HeapReAlloc
GetSystemTimeAsFileTime
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetFullPathNameA
ReadFile
GetLocalTime
GetTempPathW
CloseHandle
DuplicateHandle
CreateProcessW
GetCommandLineA
WriteFile
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
GetCPInfo
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
RtlUnwind
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetStringTypeW
SetEnvironmentVariableA
Sections
.text Size: 530KB - Virtual size: 530KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 44KB - Virtual size: 43KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 24KB - Virtual size: 70KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE