Static task
static1
Behavioral task
behavioral1
Sample
udpflood.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
udpflood.exe
Resource
win10-20230220-en
Behavioral task
behavioral3
Sample
udpflood.exe
Resource
win10v2004-20230221-en
General
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Target
udpflood.exe
-
Size
16KB
-
MD5
b318db6e3c0558b2c9606066f1036134
-
SHA1
faf31e62cb547a9245a204c4ff2feff933ad5a61
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SHA256
bfc4e975f7527f516d8cebb0901844a1e016210d4b8f0ceefba1c4bb27cf9757
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SHA512
f8ef3404f3dd33cf7b2d9f3b86af5a8965af8ca9721a472105a92d97de5f2a2d3b071ed6cf5f23fb7e82fc8f2195e2637fe3c70716fff35e2474014107c81e7e
-
SSDEEP
384:NU+5AGSg5ui1cDZRpyJpAjnsMksPWCZT3bY:GDPpyDOsMksPWOg
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource udpflood.exe
Files
-
udpflood.exe.exe windows x86
f4eb70a41eaecc7ccb775641b082920f
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
kernel32
GetConsoleWindow
IsDebuggerPresent
GetModuleHandleW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
IsProcessorFeaturePresent
user32
ShowWindow
msvcp140
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAEHD@Z
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEXXZ
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV12@XZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QAEXH_N@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@H@Z
?cerr@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAE_JPBD_J@Z
?_Xlength_error@std@@YAXPBD@Z
_Xtime_get_ticks
_Thrd_sleep
_Query_perf_frequency
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?uncaught_exception@std@@YA_NXZ
_Query_perf_counter
?_Xinvalid_argument@std@@YAXPBD@Z
?_Xout_of_range@std@@YAXPBD@Z
ws2_32
inet_pton
WSAStartup
socket
sendto
WSAGetLastError
htons
WSACleanup
vcruntime140
__current_exception_context
memset
_CxxThrowException
__CxxFrameHandler3
memmove
__std_exception_copy
__current_exception
memcpy
__std_terminate
_except_handler4_common
__std_exception_destroy
api-ms-win-crt-runtime-l1-1-0
_c_exit
exit
_errno
terminate
_initterm_e
_controlfp_s
_invalid_parameter_noinfo_noreturn
_initterm
__p___argv
_register_thread_local_exe_atexit_callback
__p___argc
_get_initial_narrow_environment
_exit
_set_app_type
_seh_filter_exe
_cexit
_crt_atexit
_register_onexit_function
_initialize_onexit_table
_initialize_narrow_environment
_configure_narrow_argv
api-ms-win-crt-convert-l1-1-0
strtol
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-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: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 1KB
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: 1024B - Virtual size: 752B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ