AES Encryption && Decryption[.]exe

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General

Target

AES Encryption && Decryption.exe
Size

8.1MB
MD5

80b498366d62f34dba47b547be7d2ce9
SHA1

4c33e6e2ce0207cb3a7588ccaed16a6b8e3845f6
SHA256

2111f41022deae24c924bedb705915667afd9098597edf9ef524542de9cda962
SHA512

5de6b1e93f4ca182a4b7e9a287fcdd32ab053d417b7f38bd5f4e8bd414c2a580895030c7da6604bbbe52a49637a579ce658cde5f421c7dfab6150cbff495586f
SSDEEP

196608:iUub4m6Y8wi5XFb1BmODldlJZAOA8vA+Sv5GxDtXT6/:/xwIb19DlpA8vfBnD6

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
AES Encryption && Decryption.exe

Files

AES Encryption && Decryption.exe
.exe windows:6 windows x86 arch:x86

Password: infected

eee12c6e6a3ca14e4c9bbbb48ad87f88

Headers

DLL Characteristics

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_32BIT_MACHINE

PDB Paths

D:\a\_work\1\s\artifacts\obj\coreclr\windows.x86.Release\Corehost.Static\singlefilehost.pdb

Imports

kernel32

MultiByteToWideChar
GetTickCount
QueryPerformanceFrequency
QueryPerformanceCounter
GetModuleHandleW
FlushInstructionCache
InterlockedPushEntrySList
InterlockedFlushSList
InitializeSListHead
GetTickCount64
DuplicateHandle
QueueUserAPC
WaitForSingleObjectEx
SetThreadPriority
GetThreadPriority
ResumeThread
GetCurrentThreadId
Sleep
TlsAlloc
GetCurrentThread
CreateThread
WaitForMultipleObjectsEx
SignalObjectAndWait
SetThreadStackGuarantee
VirtualQuery
GetStdHandle
WideCharToMultiByte
GetConsoleOutputCP
MapViewOfFileEx
UnmapViewOfFile
GetStringTypeExW
SetEvent
GetCurrentProcessorNumber
GlobalMemoryStatusEx
CreateIoCompletionPort
PostQueuedCompletionStatus
SleepEx
GetQueuedCompletionStatus
InterlockedPopEntrySList
GetCurrentProcessorNumberEx
ExitProcess
CreateMemoryResourceNotification
GetProcessAffinityMask
SetThreadIdealProcessorEx
GetThreadIdealProcessorEx
GetLargePageMinimum
VirtualUnlock
ResetWriteWatch
GetWriteWatch
GetLogicalProcessorInformation
SetThreadGroupAffinity
SetThreadAffinityMask
IsProcessInJob
QueryInformationJobObject
K32GetProcessMemoryInfo
VirtualAlloc
VirtualFree
VirtualProtect
SwitchToThread
CloseThreadpoolTimer
CreateThreadpoolTimer
SetThreadpoolTimer
GetFileSize
GetEnvironmentVariableW
SetEnvironmentVariableW
CreateEventW
ResetEvent
CreateSemaphoreExW
ReleaseSemaphore
CreateMutexW
ReleaseMutex
GetThreadContext
SuspendThread
SetThreadContext
GetEnabledXStateFeatures
InitializeContext
CopyContext
GetSystemDefaultLCID
GetUserDefaultLCID
OutputDebugStringA
RtlUnwind
HeapAlloc
HeapFree
GetProcessHeap
HeapCreate
HeapDestroy
GetEnvironmentStringsW
FreeEnvironmentStringsW
FormatMessageW
GetACP
LCMapStringEx
LocalFree
VerSetConditionMask
VerifyVersionInfoW
IsWow64Process
FindClose
GetModuleFileNameW
FindNextFileW
QueryThreadCycleTime
VirtualAllocExNuma
GetNumaProcessorNodeEx
GetNumaHighestNodeNumber
GetSystemTimes
GetSystemTimeAsFileTime
CreateProcessW
GetCPInfo
LoadLibraryExW
CreateFileW
GetFileAttributesExW
GetTempPathW
GetCurrentDirectoryW
FindFirstFileExW
GetFullPathNameW
OpenProcess
LoadLibraryExA
OpenEventW
ExitThread
HeapReAlloc
CreateNamedPipeA
WaitForMultipleObjects
DisconnectNamedPipe
CreateFileA
CancelIoEx
GetOverlappedResult
ConnectNamedPipe
FlushFileBuffers
CreateFileMappingW
MapViewOfFile
GetActiveProcessorGroupCount
GetSystemTime
SetConsoleCtrlHandler
GetLocaleInfoEx
GetUserDefaultLocaleName
CreateDirectoryW
RemoveDirectoryW
GetFileSizeEx
LoadLibraryA
InitializeCriticalSectionAndSpinCount
AddVectoredExceptionHandler
SetUnhandledExceptionFilter
UnhandledExceptionFilter
TerminateProcess
GetCurrentProcessId
RaiseFailFastException
FreeLibrary
RaiseException
WaitForSingleObject
TlsSetValue
TlsGetValue
GetSystemInfo
ReadProcessMemory
IsDebuggerPresent
LeaveCriticalSection
EnterCriticalSection
DeleteCriticalSection
InitializeCriticalSection
WriteFile
GetProcessTimes
GetCommandLineW
ReadFile
SetFilePointer
GetProcAddress
GetModuleHandleExW
SetErrorMode
CloseHandle
GetCurrentProcess
FlushProcessWriteBuffers
SetLastError
GetLastError
OutputDebugStringW
SetXStateFeaturesMask
DebugBreak
DecodePointer
GetStringTypeW
IsProcessorFeaturePresent
EncodePointer
TlsFree
InitializeConditionVariable
WakeConditionVariable
WakeAllConditionVariable
SleepConditionVariableCS
SleepConditionVariableSRW
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
InitializeCriticalSectionEx
TryEnterCriticalSection
GetExitCodeThread
CreateFileMappingA

advapi32

RegGetValueW
SetKernelObjectSecurity
GetSidSubAuthorityCount
GetSidSubAuthority
GetTokenInformation
DeregisterEventSource
ReportEventW
RegisterEventSourceW
RegQueryValueExW
RegOpenKeyExW
RegCloseKey
EventRegister
AdjustTokenPrivileges
OpenProcessToken
LookupPrivilegeValueW
SetThreadToken
RevertToSelf
OpenThreadToken
EventWriteTransfer
EventWrite

ole32

CoRegisterInitializeSpy
CoInitializeEx
CoCreateGuid
CoTaskMemAlloc
CoRevokeInitializeSpy
CoWaitForMultipleHandles
CoUninitialize
StringFromGUID2
CoTaskMemFree
CoReleaseMarshalData
IIDFromString
CLSIDFromProgID
CoGetMarshalSizeMax
CoMarshalInterface
CoUnmarshalInterface
CreateStreamOnHGlobal
CoGetContextToken
CoGetClassObject
CoCreateFreeThreadedMarshaler
CoGetObjectContext

oleaut32

SafeArrayAllocDescriptorEx
GetRecordInfoFromTypeInfo
SafeArraySetRecordInfo
SafeArrayAllocData
SafeArrayGetElemsize
SysStringByteLen
SysAllocStringByteLen
SafeArrayCreateVector
SafeArrayPutElement
LoadRegTypeLi
CreateErrorInfo
VariantInit
VariantClear
VarCyFromDec
VariantChangeType
SafeArrayGetVartype
LoadTypeLibEx
QueryPathOfRegTypeLi
SafeArrayDestroy
SafeArrayGetLBound
SafeArrayGetDim
SysAllocStringLen
SysStringLen
SysAllocString
SetErrorInfo
GetErrorInfo
SysFreeString
VariantChangeTypeEx

user32

LoadStringW
MessageBoxW

shell32

ShellExecuteW

api-ms-win-crt-string-l1-1-0

tolower
iswascii
towupper
strcspn
strncmp
wcscat_s
_strnicmp
strncpy_s
_stricmp
wcsncmp
iswupper
towlower
isalpha
isdigit
wcstok_s
strcat_s
strtok_s
isspace
_strdup
isupper
wcscpy_s
strcpy_s
_wcsdup
wcsnlen
strlen
strcmp
islower
iswspace
_wcsnicmp
strncat_s
wcsncat_s
__strncnt
_wcsicmp
strnlen
wcsncpy_s

api-ms-win-crt-stdio-l1-1-0

_set_fmode
fgets
fclose
_wfopen
fgetc
__stdio_common_vswprintf
__stdio_common_vsscanf
__p__commode
fputws
fputwc
__stdio_common_vfwprintf
_get_stream_buffer_pointers
_fseeki64
__stdio_common_vsnwprintf_s
fread
fputs
fsetpos
fopen
__stdio_common_vsnprintf_s
fwrite
__stdio_common_vfprintf
__stdio_common_vswprintf_s
__stdio_common_vsprintf_s
ungetc
__acrt_iob_func
fflush
_wfsopen
_putws
_flushall
setvbuf
_setmode
_dup
_fileno
ftell
fseek
fputc
fgetpos

api-ms-win-crt-runtime-l1-1-0

_errno
_invalid_parameter_noinfo_noreturn
_wcserror
_initialize_wide_environment
_beginthreadex
terminate
_controlfp_s
_invalid_parameter_noinfo
_register_thread_local_exe_atexit_callback
_c_exit
__p___wargv
__p___argc
abort
exit
_initialize_onexit_table
_register_onexit_function
_crt_atexit
_cexit
_seh_filter_exe
_set_app_type
_exit
_configure_wide_argv
_initterm_e
_get_initial_wide_environment
_initterm

api-ms-win-crt-convert-l1-1-0

atol
atoi
strtoull
_itow_s
_wtoi
_ltow_s
strtoul
wcstoul
_wcstoui64

api-ms-win-crt-heap-l1-1-0

_set_new_mode
free
malloc
calloc
realloc

api-ms-win-crt-utility-l1-1-0

qsort

api-ms-win-crt-math-l1-1-0

_CIfmod
_CIcosh
_CIatan2
_CItanh
_libm_sse2_log_precise
_libm_sse2_pow_precise
__libm_sse2_acos
__libm_sse2_asin
__libm_sse2_atan
__libm_sse2_atan2
__libm_sse2_cos
log2
__libm_sse2_sin
__libm_sse2_exp
ilogb
cbrt
asinh
asinhf
ilogbf
atanhf
cbrtf
acoshf
log2f
_copysign
_libm_sse2_sin_precise
modf
_libm_sse2_log10_precise
_isnan
_libm_sse2_sqrt_precise
_libm_sse2_tan_precise
ceil
floor
fma
_fdopen
fmaf
__libm_sse2_log
_finite
_CIsinh
__libm_sse2_log10
_libm_sse2_exp_precise
__libm_sse2_pow
_libm_sse2_cos_precise
frexp
__libm_sse2_tan
_libm_sse2_acos_precise
acosh
_libm_sse2_atan_precise
__setusermatherr
atanh
_libm_sse2_asin_precise

api-ms-win-crt-time-l1-1-0

_time64
wcsftime
_gmtime64_s

api-ms-win-crt-locale-l1-1-0

setlocale
_configthreadlocale
localeconv
__pctype_func
_lock_locales
_unlock_locales
___lc_locale_name_func
___lc_codepage_func
___mb_cur_max_func

api-ms-win-crt-filesystem-l1-1-0

_wremove
_wrename
_lock_file
_unlock_file

Exports

Exports

CLRJitAttachState
DotNetRuntimeInfo
MetaDataGetDispenser
g_CLREngineMetrics

Sections

.text
Size: 5.3MB - Virtual size: 5.3MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.CLR_UEF
Size: 512B - Virtual size: 68B

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1.2MB - Virtual size: 1.2MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 20KB - Virtual size: 72KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.didat
Size: 512B - Virtual size: 28B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
Size: 68KB - Virtual size: 67KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1.2MB - Virtual size: 1.2MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 268KB - Virtual size: 268KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Password: infected

eee12c6e6a3ca14e4c9bbbb48ad87f88

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

advapi32

ole32

oleaut32

user32

shell32

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-convert-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-utility-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-time-l1-1-0

api-ms-win-crt-locale-l1-1-0

api-ms-win-crt-filesystem-l1-1-0

Exports

Exports

Sections

.text Size: 5.3MB - Virtual size: 5.3MB

.CLR_UEF Size: 512B - Virtual size: 68B

.rdata Size: 1.2MB - Virtual size: 1.2MB

.data Size: 20KB - Virtual size: 72KB

.didat Size: 512B - Virtual size: 28B

_RDATA Size: 68KB - Virtual size: 67KB

.rsrc Size: 1.2MB - Virtual size: 1.2MB

.reloc Size: 268KB - Virtual size: 268KB

.text
Size: 5.3MB - Virtual size: 5.3MB

.CLR_UEF
Size: 512B - Virtual size: 68B

.rdata
Size: 1.2MB - Virtual size: 1.2MB

.data
Size: 20KB - Virtual size: 72KB

.didat
Size: 512B - Virtual size: 28B

_RDATA
Size: 68KB - Virtual size: 67KB

.rsrc
Size: 1.2MB - Virtual size: 1.2MB

.reloc
Size: 268KB - Virtual size: 268KB