files15a8[.]exe

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General

Target

files15a8.exe
Size

2.9MB
MD5

0f0a7783c4eec3d38acae0b71df044c2
SHA1

0a3973954c5f423fa9ddf3286db5a9564dff7158
SHA256

048cdeee4613ce638229ec0d7b1c1b60644d12e91799f6a51df4f90b85bf0bf3
SHA512

78fd9dadcb40aeafc4d42f125029ff2a6a987eeec3046bc354d2ff8461be944feb11dad1fe92e81e6f76d8bdeecccf15264302f7f2648b184c251158901ccb45
SSDEEP

49152:nTwUouCQo+CznXZFXKZDfO/wTe4M148Mf2z6uRd3:hoIDrfnuRd3

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
files15a8.exe

Files

files15a8.exe
.exe windows:6 windows x64 arch:x64

fdeec43ff6bc3d304799ca978d5f7ecf

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

PDB Paths

LoadExe.pdb

Imports

bcryptprimitives

ProcessPrng

api-ms-win-core-synch-l1-2-0

WakeByAddressAll
WaitOnAddress
WakeByAddressSingle

bcrypt

BCryptGenRandom

advapi32

RegCloseKey
SystemFunction036
RegQueryValueExW
RegOpenKeyExW

kernel32

SetHandleInformation
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsProcessorFeaturePresent
GetCurrentThreadId
InitializeSListHead
PostQueuedCompletionStatus
CreateIoCompletionPort
GetQueuedCompletionStatusEx
QueryPerformanceFrequency
QueryPerformanceCounter
SetFileCompletionNotificationModes
GetSystemTimeAsFileTime
FreeEnvironmentStringsW
DeleteProcThreadAttributeList
CompareStringOrdinal
GetLastError
AddVectoredExceptionHandler
SetThreadStackGuarantee
GetCurrentThread
SwitchToThread
WaitForSingleObject
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
SetLastError
GetCurrentDirectoryW
GetEnvironmentVariableW
GetConsoleMode
SetFileInformationByHandle
GetCurrentProcess
DuplicateHandle
SetFilePointerEx
GetStdHandle
GetCurrentProcessId
WriteFileEx
SleepEx
TerminateProcess
HeapFree
HeapReAlloc
lstrlenW
ReleaseMutex
GetProcessHeap
HeapAlloc
FindNextFileW
FindClose
CreateFileW
GetFileInformationByHandleEx
CreateDirectoryW
FindFirstFileW
DeleteFileW
GetFinalPathNameByHandleW
GetFileInformationByHandle
IsDebuggerPresent
GetConsoleWindow
GetModuleHandleW
FormatMessageW
GetModuleFileNameW
CreateNamedPipeW
ReadFileEx
GetSystemDirectoryW
GetWindowsDirectoryW
CreateProcessW
GetFileAttributesW
InitializeProcThreadAttributeList
UpdateProcThreadAttribute
MultiByteToWideChar
WriteConsoleW
CreateThread
GetFullPathNameW
GetModuleHandleA
GetProcAddress
WaitForSingleObjectEx
LoadLibraryA
CreateMutexA
CloseHandle
GetEnvironmentStringsW

user32

ShowWindow

ws2_32

WSASend
recv
shutdown
getsockopt
ioctlsocket
connect
bind
getsockname
getpeername
WSAGetLastError
WSAStartup
WSACleanup
setsockopt
freeaddrinfo
getaddrinfo
WSAIoctl
WSASocketW
closesocket
send

secur32

ApplyControlToken
AcceptSecurityContext
DeleteSecurityContext
QueryContextAttributesW
AcquireCredentialsHandleA
FreeContextBuffer
FreeCredentialsHandle
InitializeSecurityContextW
EncryptMessage
DecryptMessage

crypt32

CertDuplicateCertificateChain
CertEnumCertificatesInStore
CertAddCertificateContextToStore
CertOpenStore
CertDuplicateStore
CertCloseStore
CertGetCertificateChain
CertFreeCertificateContext
CertDuplicateCertificateContext
CertFreeCertificateChain
CertVerifyCertificateChainPolicy

ntdll

NtCreateFile
NtDeviceIoControlFile
RtlNtStatusToDosError
NtCancelIoFileEx
NtWriteFile
NtReadFile

vcruntime140

memcpy
memcmp
__current_exception
__CxxFrameHandler3
_CxxThrowException
__C_specific_handler
memset
memmove
__current_exception_context

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

free
malloc
_set_new_mode

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

_set_app_type
_configure_narrow_argv
_initialize_narrow_environment
_seh_filter_exe
_initterm
_initterm_e
_exit
_get_initial_narrow_environment
_register_onexit_function
__p___argc
__p___argv
_cexit
_c_exit
_crt_atexit
_register_thread_local_exe_atexit_callback
exit
terminate
_initialize_onexit_table

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

__setusermatherr

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

_set_fmode
__p__commode

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

_configthreadlocale

Sections

.text
Size: 1.8MB - Virtual size: 1.8MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 979KB - Virtual size: 978KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 15KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 102KB - Virtual size: 101KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 18KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

fdeec43ff6bc3d304799ca978d5f7ecf

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

bcryptprimitives

api-ms-win-core-synch-l1-2-0

bcrypt

advapi32

kernel32

user32

ws2_32

secur32

crypt32

ntdll

vcruntime140

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

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

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

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

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

Sections

.text Size: 1.8MB - Virtual size: 1.8MB

.rdata Size: 979KB - Virtual size: 978KB

.data Size: 15KB - Virtual size: 16KB

.pdata Size: 102KB - Virtual size: 101KB

.reloc Size: 18KB - Virtual size: 18KB

.text
Size: 1.8MB - Virtual size: 1.8MB

.rdata
Size: 979KB - Virtual size: 978KB

.data
Size: 15KB - Virtual size: 16KB

.pdata
Size: 102KB - Virtual size: 101KB

.reloc
Size: 18KB - Virtual size: 18KB