Static task
static1
Behavioral task
behavioral1
Sample
ransomware.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
ransomware.exe
Resource
win10v2004-20231215-en
General
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Target
ransomware.exe
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Size
709KB
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MD5
d2243b032f9b9226d85de43b5b88480d
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SHA1
7643fc0978122e1862d855af3c2b066c715beacd
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SHA256
b5ebf4054d626e0602fd52c351ffba4c7c43f06d61c9e590c4f4bd77347094d7
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SHA512
c2561dbb57fe48a6591a70b3ab48de866013f8d03f5b18356a7304f546b0b852097ff6800f98ab319929089631d59eef00384f6619fb4a271c31b22b54f87b75
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SSDEEP
12288:f6aD7FoQiBMyk5EYvgPZfJGrFWCyYTI84EPSW+z7AuLQ59GnIZvmZHst9HhUUX:hPFoQiBMf5EYYDYFBCNEaWyLQ93v2Hkd
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource ransomware.exe
Files
-
ransomware.exe.exe windows:5 windows x86 arch:x86
ea183dffdf44ba25a8bf1bd3c29672ef
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
EnumCalendarInfoW
OpenJobObjectA
GetCurrentProcess
CreateHardLinkA
GetModuleHandleW
GetCommConfig
GetProcessHeap
GetWindowsDirectoryA
LoadLibraryW
SizeofResource
ReadProcessMemory
ExitThread
GetVolumePathNameA
LCMapStringA
InterlockedExchange
OpenMutexW
GetLastError
SetLastError
GetProcAddress
VirtualAlloc
BackupWrite
InterlockedIncrement
LocalAlloc
FindFirstVolumeMountPointW
RemoveDirectoryW
BeginUpdateResourceA
AddAtomA
DeviceIoControl
GlobalFindAtomW
VirtualProtect
_lopen
GetVersionExA
FindAtomW
EnumResourceLanguagesW
OpenFileMappingA
lstrcpyA
CreateFileA
WriteConsoleA
GetComputerNameA
InterlockedDecrement
Sleep
InitializeCriticalSection
DeleteCriticalSection
EnterCriticalSection
LeaveCriticalSection
ExitProcess
GetStartupInfoW
RaiseException
RtlUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
HeapFree
TerminateProcess
IsDebuggerPresent
HeapAlloc
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
GetCurrentThreadId
WriteFile
GetStdHandle
GetModuleFileNameA
LoadLibraryA
InitializeCriticalSectionAndSpinCount
GetModuleFileNameW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
SetHandleCount
GetFileType
GetStartupInfoA
HeapCreate
VirtualFree
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetSystemTimeAsFileTime
HeapSize
HeapReAlloc
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
GetLocaleInfoA
GetStringTypeA
MultiByteToWideChar
GetStringTypeW
GetModuleHandleA
WideCharToMultiByte
LCMapStringW
user32
WindowFromDC
GetCaretPos
gdi32
GetDeviceGammaRamp
advapi32
BackupEventLogA
Sections
.text Size: 643KB - Virtual size: 643KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 6KB - Virtual size: 4.1MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 46KB - Virtual size: 45KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ