MuiUnattend[.]exe

Sharing

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General

Target

MuiUnattend.exe
Size

69KB
MD5

7bd10646253ed4f6fd361279181362e7
SHA1

6e1e63bdaf4f8b47c7899348158be60d49540407
SHA256

0acbb319d8a50504b7528eafab6cc41d626edc0f8bdf12693e6aac8d435da9f4
SHA512

1c095814987490041b93da2431ea57dd3f2a36f7d441305c36205fe150bb6c03677c389f4d231f326085288c4c0bd8c9e46d997b058a2019fac013ed1120fa75
SSDEEP

1536:n9D5HZtGCW/TaIc/+YO4iTdJAGdoJ1/N93HHR:nJtqHg+kwdJAUa3x

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
MuiUnattend.exe

Files

MuiUnattend.exe
.exe windows x86

20981ee92a670d737327021b443263ca

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

advapi32

RegCloseKey
RegSetValueExW
RegQueryValueExW
RegCreateKeyExW
RegOpenKeyExW
GetUserNameW
AdjustTokenPrivileges
LookupPrivilegeValueW
OpenProcessToken
PrivilegeCheck

kernel32

CompareStringOrdinal
FreeLibrary
GetWindowsDirectoryW
ExpandEnvironmentStringsW
GetUserDefaultLocaleName
SetUserGeoID
GetProcessHeap
HeapAlloc
HeapFree
LocaleNameToLCID
GetLocaleInfoEx
GetLastError
LoadLibraryW
GetProcAddress
GetSystemDefaultLocaleName
GetFileAttributesW
NlsUpdateLocale
InterlockedExchange
Sleep
InterlockedCompareExchange
SetUnhandledExceptionFilter
GetModuleHandleA
QueryPerformanceCounter
GetTickCount
GetCurrentThreadId
GetCurrentProcessId
GetSystemTimeAsFileTime
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
CloseHandle
SetLastError
MapViewOfFile
CreateFileMappingW
UnmapViewOfFile
CreateFileW
GetFileAttributesExW
FindClose
FindNextFileW
FindFirstFileW
RegLoadKeyW
RegUnLoadKeyW
InitializeCriticalSection
DeleteCriticalSection
EnterCriticalSection
LeaveCriticalSection
GetModuleFileNameW
GetFullPathNameW
CreateDirectoryW

msvcrt

_onexit
_lock
__dllonexit
_unlock
_controlfp
?terminate@@YAXXZ
_except_handler4_common
__set_app_type
__p__fmode
__p__commode
__setusermatherr
_amsg_exit
_initterm
_XcptFilter
_exit
_cexit
__wgetmainargs
memcpy
wprintf
memset
wcschr
_wcsicmp
_vsnwprintf
memmove
bsearch
_wcsnicmp
_vsnprintf
wcsrchr
exit

ntdll

RtlNtStatusToDosError
RtlpSetInstallLanguage
RtlGetUILanguageInfo
RtlFreeHeap
RtlAllocateHeap
RtlpSetPreferredUILanguages

input

ord109
ord111
ord104
ord107

Sections

.text
Size: 59KB - Virtual size: 59KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

20981ee92a670d737327021b443263ca

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

kernel32

msvcrt

ntdll

input

Sections

.text Size: 59KB - Virtual size: 59KB

.data Size: 512B - Virtual size: 1KB

.rsrc Size: 2KB - Virtual size: 1KB

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

.text
Size: 59KB - Virtual size: 59KB

.data
Size: 512B - Virtual size: 1KB

.rsrc
Size: 2KB - Virtual size: 1KB

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