first_program[.]exe

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General

Target

first_program.exe
Size

59.4MB
MD5

460edfec6bde88141ca010598d17c671
SHA1

82c1ce60046575ad886978daf0adf7db708ad32c
SHA256

369887b7892add52d429b47a9b92ae28116989c04eae53bff1431dcabf11704a
SHA512

c8d2e83e6c60066c7fe70d0ba9fabbf2d78d64b1522e3ee349b747cde5314b85575bc584e40c4f19d1239591bb035cb4bc7286e3bf35cecebc8938ea0d6f5a8a
SSDEEP

786432:DsJU/uBc5ICBQegs5ibjh7AmF4Cpz/sUD447/+hoW6Dvo7UMJy/k:DsJU/u65ICBC7A6sUDlFLMUk

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
first_program.exe

Files

first_program.exe
.exe windows:6 windows x86 arch:x86

e12d00126c39d00fef4bd76bcb8fcf5f

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

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

advapi32

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

ole32

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

oleaut32

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

user32

LoadStringW
MessageBoxW

shell32

ShellExecuteW

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

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

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

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

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

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

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

_wcstoui64
_itow_s
_ltow_s
wcstoul
strtoul
strtoull
_wtoi
atol
atoi

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

realloc
free
_set_new_mode
malloc
calloc

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

qsort

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

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

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

_gmtime64_s
_time64
wcsftime

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

getenv

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

___mb_cur_max_func
___lc_codepage_func
___lc_locale_name_func
__pctype_func
setlocale
localeconv
_configthreadlocale
_unlock_locales
_lock_locales

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

_unlock_file
_wremove
_wrename
_lock_file

Exports

Exports

CLRJitAttachState
DotNetRuntimeInfo
MetaDataGetDispenser
g_CLREngineMetrics
g_dacTable

Sections

.text
Size: 5.2MB - Virtual size: 5.2MB

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: 28KB - Virtual size: 78KB

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: 256KB - Virtual size: 255KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e12d00126c39d00fef4bd76bcb8fcf5f

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-environment-l1-1-0

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

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

Exports

Exports

Sections

.text Size: 5.2MB - Virtual size: 5.2MB

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

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

.data Size: 28KB - Virtual size: 78KB

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

_RDATA Size: 68KB - Virtual size: 67KB

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

.reloc Size: 256KB - Virtual size: 255KB

.text
Size: 5.2MB - Virtual size: 5.2MB

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

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

.data
Size: 28KB - Virtual size: 78KB

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

_RDATA
Size: 68KB - Virtual size: 67KB

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

.reloc
Size: 256KB - Virtual size: 255KB