escUnattend[.]exe

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General

Target

escUnattend.exe
Size

85KB
MD5

3addc861e2be44ac4d1529c7d8292599
SHA1

f2df9861883c110dfd2afa619f797cd2dbbbad26
SHA256

549bfb74f063729c29bfc97fa3c041810a95e6c83c808f174a5b89aae7e66211
SHA512

19e4f13af5327dbee87a5107b103c8a1b28f5873afc8194b5cef9b0cd3061a853b22a9a8656fac2ab20808a9d4cdd0b3c7e6b6e4b0247a3e86b181a1a56f1d0c
SSDEEP

1536:wNQ/kB4NeHYE0A2o2qhpN/CL8nCE17laE5PfM:wwgdhpR55z53M

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
escUnattend.exe

Files

escUnattend.exe
.exe windows:6 windows x64 arch:x64

04fde886bac8023701c9164686187426

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

advapi32

RegQueryValueExW
RegOpenKeyExW
RegCloseKey
RegSetValueExW
AddAccessAllowedAce
InitializeAcl
SetSecurityDescriptorDacl
InitializeSecurityDescriptor
EqualSid
GetTokenInformation
OpenThreadToken
OpenProcessToken
CheckTokenMembership
FreeSid
AllocateAndInitializeSid
GetLengthSid

kernel32

OutputDebugStringA
DeviceIoControl
FlushFileBuffers
MultiByteToWideChar
WideCharToMultiByte
GetFileSizeEx
DeleteFileA
DebugBreak
DeleteFileW
GetVersion
HeapDestroy
HeapSize
GetLastError
GetModuleHandleW
IsDebuggerPresent
Sleep
GetStartupInfoW
SetUnhandledExceptionFilter
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
GetTickCount
UnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
ExitProcess
GetTempFileNameW
HeapReAlloc
GetFileSize
TlsGetValue
MapViewOfFile
UnmapViewOfFile
VirtualQuery
HeapAlloc
HeapFree
GetProcessHeap
GetWindowsDirectoryA
InitializeCriticalSection
TlsSetValue
FormatMessageW
LeaveCriticalSection
GetFileAttributesW
GetTempPathW
RaiseException
SetLastError
EnterCriticalSection
GetLocalTime
CreateFileMappingW
DeleteCriticalSection
TlsAlloc
GetWindowsDirectoryW
LocalFree
TlsFree
CloseHandle
CreateFileA
CreateMutexW
SetFilePointer
FreeLibrary
WaitForSingleObject
GetCurrentThread
ExpandEnvironmentStringsA
WriteFile
GetModuleFileNameW
CreateFileW
GetProcAddress
CreateFileMappingA
GetSystemInfo
GetModuleFileNameA
LoadLibraryExA
CreateMutexA
ReleaseMutex

msvcrt

_commode
_fmode
_acmdln
__C_specific_handler
wcsrchr
_vsnwprintf
_vsnprintf
??3@YAXPEAX@Z
??2@YAPEAX_K@Z
_wcsicmp
_wcsnicmp
iswctype
?terminate@@YAXXZ
feof
_wtoi
_wfopen
fgetws
swscanf_s
wcstok_s
fclose
towlower
free
_lock
_unlock
__dllonexit
_onexit
__CxxFrameHandler3
_initterm
__setusermatherr
_ismbblead
_cexit
_exit
exit
__set_app_type
__getmainargs
_amsg_exit
_XcptFilter
memset
memcpy

ntdll

RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext

iesetup

IEHardenLMSettings

oleaut32

SystemTimeToVariantTime
VariantTimeToSystemTime

user32

UnregisterClassA

Sections

.text
Size: 63KB - Virtual size: 62KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 336B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

04fde886bac8023701c9164686187426

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

kernel32

msvcrt

ntdll

iesetup

oleaut32

user32

Sections

.text Size: 63KB - Virtual size: 62KB

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

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

.idata Size: 5KB - Virtual size: 4KB

.rsrc Size: 2KB - Virtual size: 2KB

.reloc Size: 512B - Virtual size: 336B

.text
Size: 63KB - Virtual size: 62KB

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

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

.idata
Size: 5KB - Virtual size: 4KB

.rsrc
Size: 2KB - Virtual size: 2KB

.reloc
Size: 512B - Virtual size: 336B