Static task
static1
Behavioral task
behavioral1
Sample
YoMessageBox.exe
Resource
win10v2004-20230220-en
General
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Target
YoMessageBox.exe
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Size
9KB
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MD5
e6da2d6a5f9fb85fcf13ab2444cc74d3
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SHA1
945ba5a482452df1dbd91577d65cf96a818da972
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SHA256
16abaacae214b47d70a200b4cf58c430ec70d1982d07c0fae2f3d9b84fbda11a
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SHA512
0c86e788a2e536308858740f5dbba433955f2c8834d831649517b7c59d8b3a06222404bd5d1d6cbf41e7eed9cbb77f0c12e4885b748813af83293343e4436bda
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SSDEEP
192:d9uj7Z25sWJrTjOJPLqzWkj7E5pz6HljCuZ0:H+7ZYtJ3jePLiWkj7su
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource YoMessageBox.exe
Files
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YoMessageBox.exe.exe windows x86
3d037943cd6250c37204c463ed2c7038
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
user32
MessageBoxW
vcruntime140
__current_exception
__current_exception_context
memset
_except_handler4_common
api-ms-win-crt-runtime-l1-1-0
_initialize_onexit_table
_register_onexit_function
__p___argc
__p___argv
_controlfp_s
terminate
_exit
_initterm
exit
_register_thread_local_exe_atexit_callback
_c_exit
_get_initial_narrow_environment
_initialize_narrow_environment
_configure_narrow_argv
_set_app_type
_seh_filter_exe
_cexit
_crt_atexit
_initterm_e
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
api-ms-win-crt-heap-l1-1-0
_set_new_mode
kernel32
GetCurrentProcessId
GetModuleHandleW
IsDebuggerPresent
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
UnhandledExceptionFilter
QueryPerformanceCounter
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
Sections
.text Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 900B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 348B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ