Static task
static1
Behavioral task
behavioral1
Sample
433fb9b8.exe
Resource
win7-20230703-en
Behavioral task
behavioral2
Sample
433fb9b8.exe
Resource
win10v2004-20230621-en
General
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Target
433fb9b8.exe
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Size
92KB
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MD5
66c4fe9c5b39447d11b1e0362e71ea4c
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SHA1
c4c024bbee4ed70e6f2792dd8c21922855b1f554
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SHA256
6b569cacb3c28dbbf4457b3af2bdd917f5f61e1c680fb0a661d315176f108e7b
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SHA512
eae332c2f282311ec7f395b86e0402b8cfebfd8ef5d35c228befa77a2304d013ac94e4cc80e1b6fc8c1a9051603a909fff8442e2744764882fe610f6b1ed67c3
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SSDEEP
1536:nxkCmvessXzxEbXIoYRSmP0X+59rHrAt6WtXEsm99/rHrAt6WtXEsm99/:e7WssXzxEbXIoY0y59DA6WJX6DA6WJX6
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 433fb9b8.exe
Files
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433fb9b8.exe.exe windows x64
4a7e84eeddbd4b11e2d5c0d033ae4b1b
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
GetModuleHandleA
CreateToolhelp32Snapshot
GetCurrentThread
LoadLibraryA
Process32Next
CloseHandle
GetThreadContext
GetProcAddress
GetTickCount
WaitForSingleObject
RtlLookupFunctionEntry
GetCurrentProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlCaptureContext
RtlVirtualUnwind
Process32First
user32
UpdateWindow
DispatchMessageA
PostQuitMessage
LoadIconA
SendMessageA
TranslateMessage
CreateWindowExA
DefWindowProcA
RegisterClassA
SetTimer
ShowWindow
LoadCursorA
GetMessageA
gdi32
CreateSolidBrush
msvcp140
?_Xout_of_range@std@@YAXPEBD@Z
?_Xlength_error@std@@YAXPEBD@Z
?_Throw_Cpp_error@std@@YAXH@Z
_Cnd_do_broadcast_at_thread_exit
vcruntime140_1
__CxxFrameHandler4
vcruntime140
memmove
memchr
memcmp
memset
__current_exception_context
__current_exception
_CxxThrowException
__C_specific_handler
__std_exception_destroy
memcpy
__std_exception_copy
api-ms-win-crt-stdio-l1-1-0
_set_fmode
__p__commode
api-ms-win-crt-runtime-l1-1-0
_register_thread_local_exe_atexit_callback
_initterm_e
_initterm
_get_narrow_winmain_command_line
_initialize_onexit_table
_c_exit
_crt_atexit
_initialize_narrow_environment
exit
_beginthreadex
_configure_narrow_argv
_cexit
_register_onexit_function
_exit
_seh_filter_exe
_set_app_type
terminate
_invalid_parameter_noinfo_noreturn
api-ms-win-crt-string-l1-1-0
_stricmp
api-ms-win-crt-heap-l1-1-0
_callnewh
malloc
free
_set_new_mode
api-ms-win-crt-math-l1-1-0
__setusermatherr
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
Sections
.text Size: 19KB - Virtual size: 18KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 18KB - Virtual size: 17KB
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: 1020B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 52KB - Virtual size: 51KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 100B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ