host[.]exe | Triage

Sharing

Copy URL Twitter E-mail

General

Target

host.exe
Size

1018KB
MD5

7fcc57104117f07abdaced0fe9fff931
SHA1

b4a08ad43ba8318a55432efb6a12e6568661a836
SHA256

e1c21063ae9b7998eae2ef59ba74515d9dd100596f1a4179595f0e9477a475b1
SHA512

7642ba4d9bde06ee8493d9f452dab56830a2b61930c6a9e54f39f90e0d88936d04080fd9155449ca8c2e7602ea32489576b2aa9558c002da47e077da447ed7c9
SSDEEP

6144:WAOMJVOr9MhrB3JaWyuNs6VoBSBoetteVhEXZGomXZHIv0Iv0Iv0Iv0Iv0Iv0Iv5:WA3VOJQBZ2uu6gSBoebQmZup

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
host.exe

Files

host.exe
.exe windows:6 windows x64 arch:x64

e5624907c8866cb389b142bdb0adf34f

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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

ntdll

NtWriteFile
RtlUnwindEx
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
NtReadFile
RtlNtStatusToDosError
RtlPcToFileHeader

advapi32

SystemFunction036

bcrypt

BCryptGenRandom

kernel32

FlushFileBuffers
HeapSize
GetConsoleOutputCP
SetThreadPriority
LCMapStringW
CompareStringW
AddVectoredExceptionHandler
SetThreadStackGuarantee
GetLastError
HeapFree
HeapReAlloc
GetModuleHandleA
GetProcAddress
GetCurrentThread
CloseHandle
TryAcquireSRWLockExclusive
ReleaseSRWLockExclusive
GetStdHandle
GetConsoleMode
WaitForSingleObject
MultiByteToWideChar
WriteConsoleW
SetLastError
CreateWaitableTimerExW
SetWaitableTimer
Sleep
GetModuleHandleW
FormatMessageW
GetCurrentDirectoryW
GetCurrentProcess
GetEnvironmentVariableW
CreateFileW
SetFileInformationByHandle
GetFileInformationByHandle
GetFileInformationByHandleEx
GetFullPathNameW
CreateDirectoryW
FindFirstFileW
FindClose
AcquireSRWLockExclusive
GetEnvironmentStringsW
FreeEnvironmentStringsW
CompareStringOrdinal
GetModuleFileNameW
GetSystemDirectoryW
GetWindowsDirectoryW
CreateProcessW
GetFileAttributesW
DuplicateHandle
CreateThread
InitializeProcThreadAttributeList
UpdateProcThreadAttribute
DeleteProcThreadAttributeList
GetCurrentProcessId
CreateNamedPipeW
ReadFileEx
SleepEx
WriteFileEx
CreateEventW
CancelIo
GetOverlappedResult
ReadFile
ExitProcess
GetProcessHeap
HeapAlloc
CreateMutexA
WaitForSingleObjectEx
LoadLibraryA
ReleaseMutex
AcquireSRWLockShared
ReleaseSRWLockShared
GetFinalPathNameByHandleW
FreeConsole
GetCurrentThreadId
WaitForMultipleObjects
GetExitCodeProcess
SetCurrentDirectoryW
SetHandleInformation
FlsFree
FlsSetValue
FlsGetValue
FlsAlloc
GetStringTypeW
GetFileType
SetStdHandle
SetEnvironmentVariableW
QueryPerformanceCounter
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
EncodePointer
RaiseException
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
WriteFile
TerminateProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
WideCharToMultiByte
SetFilePointerEx

ws2_32

getaddrinfo
connect
WSASocketW
send
closesocket
recv
freeaddrinfo
WSACleanup
WSAStartup
WSAGetLastError

Sections

.text
Size: 250KB - Virtual size: 250KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 87KB - Virtual size: 86KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 500B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 662KB - Virtual size: 661KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e5624907c8866cb389b142bdb0adf34f

Headers

DLL Characteristics

File Characteristics

Imports

ntdll

advapi32

bcrypt

kernel32

ws2_32

Sections

.text Size: 250KB - Virtual size: 250KB

.rdata Size: 87KB - Virtual size: 86KB

.data Size: 3KB - Virtual size: 7KB

.pdata Size: 11KB - Virtual size: 10KB

_RDATA Size: 512B - Virtual size: 500B

.rsrc Size: 662KB - Virtual size: 661KB

.reloc Size: 3KB - Virtual size: 2KB

.text
Size: 250KB - Virtual size: 250KB

.rdata
Size: 87KB - Virtual size: 86KB

.data
Size: 3KB - Virtual size: 7KB

.pdata
Size: 11KB - Virtual size: 10KB

_RDATA
Size: 512B - Virtual size: 500B

.rsrc
Size: 662KB - Virtual size: 661KB

.reloc
Size: 3KB - Virtual size: 2KB