Static task
static1
Behavioral task
behavioral1
Sample
attachment.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
attachment.exe
Resource
win10v2004-20230915-en
General
-
Target
045474dbcbdcd7089705001e80042ebb041728a0a77b9897cfd5ad22c2104df5
-
Size
8KB
-
MD5
853494b5a27ab7ecd56a853e6ceb1bc0
-
SHA1
1b40ffb00ca601a3b062a960972ed13124688b74
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SHA256
045474dbcbdcd7089705001e80042ebb041728a0a77b9897cfd5ad22c2104df5
-
SHA512
3e0b2588f72e892897507bb5fb1426e2cd5719d876324b5d8627b8bb2bfed06ab57352b911b9580c0f8af48caffd02376bfb10b49ac4391c133015b046a3a6dd
-
SSDEEP
192:afIOLkZjNdTkh9GNt6eEv4VAYXSIk+2+ii4iB3QXl2KQmg3:uC51k+n6Zv4TCIkeBp82Xmg3
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/attachment.exe
Files
-
045474dbcbdcd7089705001e80042ebb041728a0a77b9897cfd5ad22c2104df5.zip
-
attachment.exe.exe windows:6 windows x64
4c22ac99fef9ef43af025f66ea41e7b9
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
Imports
kernel32
FindFirstFileA
GetPhysicallyInstalledSystemMemory
VirtualAlloc
CreateToolhelp32Snapshot
Process32NextW
OutputDebugStringW
Process32FirstW
CloseHandle
LoadLibraryW
GetProcAddress
ExitProcess
GetCurrentProcessId
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
IsDebuggerPresent
GetModuleHandleW
user32
GetCursorPos
msvcp140
_Query_perf_frequency
?_Xlength_error@std@@YAXPEBD@Z
_Thrd_sleep
_Query_perf_counter
_Xtime_get_ticks
vcruntime140_1
__CxxFrameHandler4
vcruntime140
__C_specific_handler
_CxxThrowException
__std_exception_destroy
__current_exception_context
__current_exception
memcpy
memmove
memset
__std_exception_copy
api-ms-win-crt-runtime-l1-1-0
_crt_atexit
terminate
_c_exit
_register_thread_local_exe_atexit_callback
_register_onexit_function
_get_initial_narrow_environment
_initialize_onexit_table
_cexit
_exit
_initterm_e
_initterm
_initialize_narrow_environment
_configure_narrow_argv
_set_app_type
_seh_filter_exe
__p___argv
__p___argc
_invalid_parameter_noinfo_noreturn
exit
api-ms-win-crt-heap-l1-1-0
free
_callnewh
malloc
_set_new_mode
api-ms-win-crt-math-l1-1-0
__setusermatherr
api-ms-win-crt-stdio-l1-1-0
__p__commode
_set_fmode
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
Sections
.text Size: 8KB - Virtual size: 7KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 7KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 1024B - Virtual size: 588B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 88B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ