Static task
static1
Behavioral task
behavioral1
Sample
2024-07-01_c2e4aa6260a77010c7b464745bf6572c_bkransomware.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
2024-07-01_c2e4aa6260a77010c7b464745bf6572c_bkransomware.exe
Resource
win10v2004-20240508-en
General
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Target
2024-07-01_c2e4aa6260a77010c7b464745bf6572c_bkransomware
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Size
641KB
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MD5
c2e4aa6260a77010c7b464745bf6572c
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SHA1
fd8b7dc41bb828dfa12798257d58f61d1e313398
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SHA256
5d2daf2ef49aac9b8ad6586b73f26555ff19332e078fea0b00f546d9f2e66f93
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SHA512
d712a655c81ca635ca38851fb82fd927b2550ad309e1e2db803cd2b24cf94266c99e49ac8230e17cbcd1779dbd8bf7f8f756643abc0f506dd8b0f4520cd62ec1
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SSDEEP
12288:8GK7ZgCzqtZsveW79TLG+aM6pPDzEgyi3WiGJI5:8G2ZxCxETyjTpPDByLiGK
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-07-01_c2e4aa6260a77010c7b464745bf6572c_bkransomware
Files
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2024-07-01_c2e4aa6260a77010c7b464745bf6572c_bkransomware.exe windows:5 windows x86 arch:x86
c6a17523d9299be5119d41adc377482d
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
GetProcAddress
GetModuleHandleA
GetLastError
HeapFree
HeapAlloc
GetSystemTimeAsFileTime
HeapReAlloc
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
Beep
Sleep
GetLocalTime
CloseHandle
DuplicateHandle
GetCurrentProcess
CreateProcessW
GetTempPathA
DeleteCriticalSection
DeleteFileW
ReadFile
GetCommandLineA
IsProcessorFeaturePresent
GetProcessHeap
GetStdHandle
WriteFile
GetModuleFileNameW
IsDebuggerPresent
SetLastError
GetCurrentThread
GetCurrentThreadId
EnterCriticalSection
LeaveCriticalSection
RtlUnwind
GetConsoleCP
GetConsoleMode
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
CreateEventW
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetTickCount
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
FindClose
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetStringTypeW
RaiseException
GetFileType
GetFileAttributesExW
GetTimeZoneInformation
CreatePipe
CreateProcessA
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetCurrentProcessId
SetFilePointerEx
SetEnvironmentVariableA
SetEnvironmentVariableW
GetFullPathNameW
FlushFileBuffers
ReadConsoleW
MoveFileExW
GetModuleFileNameA
QueryPerformanceCounter
OutputDebugStringW
SetStdHandle
WriteConsoleW
HeapSize
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
FileTimeToLocalFileTime
GetFileInformationByHandle
PeekNamedPipe
SetCurrentDirectoryW
GetCurrentDirectoryW
CreateFileW
WaitForSingleObject
GetExitCodeProcess
SetEndOfFile
GetFullPathNameA
Sections
.text Size: 521KB - Virtual size: 521KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 36KB - Virtual size: 35KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 37KB - Virtual size: 79KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 45KB - Virtual size: 45KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ