subsystem[.]EXE

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General

Target

subsystem.EXE
Size

395KB
MD5

cb681db9efae2143a0431d3fdafe0664
SHA1

27867a022a368f1a0d5463d4a6e51cfaed1f5103
SHA256

11ffa362c34bbb5f5c2668e983f276ae9b58ecdd12099f2065ae58ce0593f78e
SHA512

bc07fe8b1afd784d0bb12940efbdbfab5b80176aabe98bc1efd7e25b8982549a0c31c0e36471d760ab34d70101c06c03f03ea02d17764898c96f3adb9a890eea
SSDEEP

3072:X0q7pTAD2IR9wQSJw+OPZ4/W02RtjjmHnqE88xjGt/OJLohIG83GTo4/JazLdrK1:Eq7YYQCOVvNlYJEPdT1azLdGfqBwbIg

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
subsystem.EXE

Files

subsystem.EXE
.exe windows:5 windows x64 arch:x64

8848feefe0682c100f243fa85ee1da18

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

WaitForSingleObject
GetWindowsDirectoryW
GetTempPathW
OpenEventW
ExitProcess
lstrcpyW
lstrlenW
GetCurrentProcess
GetSystemDirectoryW
GetModuleFileNameW
LocalFree
CreateProcessW
LocalAlloc
lstrcmpiW
lstrcpyA
CloseHandle
GetLastError
LoadLibraryW
GetProcAddress
GetModuleHandleW
lstrlenA
FileTimeToSystemTime
CreateThread
SetEvent
WaitForMultipleObjects
CreateMutexW
OpenMutexW
GetModuleHandleA
VirtualProtect
VirtualAlloc
VirtualFree
LoadLibraryA
lstrcmpA
ReadFile
GetFileSize
CreateFileW
CreateEventW
GetTickCount64
GetCurrentProcessId
ReleaseMutex
Sleep
HeapReAlloc
WriteConsoleW
SetStdHandle
LCMapStringW
GetStringTypeW
HeapSize
MultiByteToWideChar
LeaveCriticalSection
EnterCriticalSection
GetConsoleMode
GetConsoleCP
SetFilePointer
GetSystemTimeAsFileTime
GetTickCount
QueryPerformanceCounter
RtlLookupFunctionEntry
RtlUnwindEx
GetCommandLineA
GetStartupInfoW
DecodePointer
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlCaptureContext
EncodePointer
TerminateProcess
FlsGetValue
FlsSetValue
FlsFree
SetLastError
GetCurrentThreadId
FlsAlloc
RaiseException
RtlPcToFileHeader
HeapFree
HeapAlloc
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
WriteFile
GetStdHandle
GetModuleFileNameA
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStringsW
SetHandleCount
InitializeCriticalSectionAndSpinCount
GetFileType
DeleteCriticalSection
HeapSetInformation
GetVersion
HeapCreate
FlushFileBuffers

user32

DispatchMessageW
wsprintfW
DefWindowProcW
RegisterClassW
GetMessageW
TranslateMessage
wsprintfA
DestroyWindow
UnregisterClassW
PostMessageW
CreateWindowExW

ole32

CoCreateInstance

oleaut32

VariantClear
VariantInit
SysFreeString
SysAllocString

Sections

.text
Size: 193KB - Virtual size: 192KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 39KB - Virtual size: 39KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 151KB - Virtual size: 164KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 752B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

8848feefe0682c100f243fa85ee1da18

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

ole32

oleaut32

Sections

.text Size: 193KB - Virtual size: 192KB

.rdata Size: 39KB - Virtual size: 39KB

.data Size: 151KB - Virtual size: 164KB

.pdata Size: 6KB - Virtual size: 5KB

.rsrc Size: 1024B - Virtual size: 752B

.reloc Size: 3KB - Virtual size: 3KB

.text
Size: 193KB - Virtual size: 192KB

.rdata
Size: 39KB - Virtual size: 39KB

.data
Size: 151KB - Virtual size: 164KB

.pdata
Size: 6KB - Virtual size: 5KB

.rsrc
Size: 1024B - Virtual size: 752B

.reloc
Size: 3KB - Virtual size: 3KB