oposhost.pdb
Static task
static1
Behavioral task
behavioral1
Sample
b478dc75e41d7bba76e9bdacade4f4c0N.exe
Resource
win10v2004-20240709-en
General
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Target
b478dc75e41d7bba76e9bdacade4f4c0N.exe
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Size
182KB
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MD5
b478dc75e41d7bba76e9bdacade4f4c0
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SHA1
6799c0ad0f75ea3bb25792045c8ef15b66bc8f2e
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SHA256
6f27360f1358c1fc8059d20fddbb69f95496d56688804d230a9c575ea791de7e
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SHA512
38d611e9b07b94ea8b48cb13282f38f160b1b20a21ce378b66321932410f08e4a77a4edae9537dfecbe024c438a95b7b060ffdbbe992cfaaea254826b286705b
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SSDEEP
3072:8TQE5vMbovOOi2JFXpCRbS08lIzWQYCmoUgihpLeAI2XBJcOcoHp6:8/vMbovOO5RY3i+ihpLPcap6
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b478dc75e41d7bba76e9bdacade4f4c0N.exe
Files
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b478dc75e41d7bba76e9bdacade4f4c0N.exe.exe windows:10 windows x86 arch:x86
e5572fada1e7f918bbbaa808b26bb150
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
Imports
msvcp_win
?_Xlength_error@std@@YAXPBD@Z
api-ms-win-crt-runtime-l1-1-0
_initterm_e
_initterm
_register_thread_local_exe_atexit_callback
_c_exit
api-ms-win-crt-string-l1-1-0
memset
api-ms-win-crt-private-l1-1-0
_o___stdio_common_vsnprintf_s
_o___stdio_common_vswprintf
_o__callnewh
_o__cexit
_o__configthreadlocale
_o__configure_wide_argv
_o__controlfp_s
_o__crt_atexit
_o__errno
_o__exit
_o__get_initial_wide_environment
_o__initialize_onexit_table
_o__initialize_wide_environment
_o__invalid_parameter_noinfo
_o__invalid_parameter_noinfo_noreturn
_o__register_onexit_function
_o__seh_filter_exe
memmove
_o__set_app_type
_o__set_fmode
_o__set_new_mode
_o_exit
_o_free
_o_malloc
_o_realloc
_o_terminate
_o_toupper
_o_wcstoll
_except_handler4_common
_CxxThrowException
_o___std_exception_destroy
_o___std_exception_copy
_o___p__commode
_o___p___wargv
_o___p___argc
__CxxFrameHandler3
memcpy
api-ms-win-core-libraryloader-l1-2-0
GetProcAddress
GetModuleHandleW
GetModuleFileNameW
GetModuleFileNameA
GetModuleHandleExW
api-ms-win-core-heap-l1-1-0
HeapAlloc
GetProcessHeap
HeapFree
api-ms-win-core-processthreads-l1-1-0
GetCurrentProcess
GetCurrentThreadId
TerminateProcess
GetCurrentProcessId
api-ms-win-core-localization-l1-2-0
FormatMessageW
oleaut32
VariantChangeType
SysAllocStringByteLen
VariantInit
LoadTypeLi
VariantClear
DispGetIDsOfNames
SysStringByteLen
SysFreeString
api-ms-win-core-debug-l1-1-0
IsDebuggerPresent
OutputDebugStringW
DebugBreak
api-ms-win-eventing-classicprovider-l1-1-0
GetTraceLoggerHandle
GetTraceEnableLevel
GetTraceEnableFlags
UnregisterTraceGuids
RegisterTraceGuidsW
TraceMessage
api-ms-win-core-synch-l1-1-0
ReleaseSRWLockExclusive
CreateEventW
InitializeCriticalSection
AcquireSRWLockExclusive
WaitForSingleObject
DeleteCriticalSection
SetEvent
api-ms-win-core-errorhandling-l1-1-0
GetLastError
SetUnhandledExceptionFilter
UnhandledExceptionFilter
SetLastError
RaiseException
api-ms-win-core-com-l1-1-0
CoUninitialize
CoInitializeEx
CoCreateInstance
CLSIDFromProgID
api-ms-win-core-io-l1-1-1
CancelIo
api-ms-win-security-sddl-l1-1-0
ConvertStringSecurityDescriptorToSecurityDescriptorW
api-ms-win-core-namedpipe-l1-1-0
ConnectNamedPipe
CreateNamedPipeW
api-ms-win-core-file-l1-1-0
ReadFile
WriteFile
api-ms-win-core-io-l1-1-0
GetOverlappedResult
api-ms-win-core-handle-l1-1-0
CloseHandle
api-ms-win-core-processthreads-l1-1-1
IsProcessorFeaturePresent
api-ms-win-core-profile-l1-1-0
QueryPerformanceCounter
api-ms-win-core-sysinfo-l1-1-0
GetTickCount
GetSystemTimeAsFileTime
api-ms-win-core-interlocked-l1-1-0
InitializeSListHead
api-ms-win-rtcore-ntuser-synch-l1-1-0
MsgWaitForMultipleObjects
api-ms-win-rtcore-ntuser-window-l1-1-0
PeekMessageW
TranslateMessage
DispatchMessageW
api-ms-win-eventing-provider-l1-1-0
EventUnregister
EventWriteTransfer
EventSetInformation
EventProviderEnabled
EventRegister
api-ms-win-core-heap-l2-1-0
LocalAlloc
api-ms-win-core-synch-l1-2-0
Sleep
Sections
.text Size: 30KB - Virtual size: 30KB
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
.idata Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 142KB - Virtual size: 142KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ