Static task
static1
Behavioral task
behavioral1
Sample
loader.exe
Resource
win10v2004-20230703-en
General
-
Target
loader.exe
-
Size
21KB
-
MD5
ec2e95008870193e66f6243d68374a99
-
SHA1
484a82e6a07f727cce96c8748edb08557f60954b
-
SHA256
1c04493975f2411aef7ef0af3ab0cc0cef2d623da90289f5d431938b3b15d68b
-
SHA512
55b715076f1e28d6b465dd06201fb9b90c5cb731141c32b9935ebe45366de89e68c23f3417836d6b8c41d072716553042fce6bad991fd878f2c762fdc6233733
-
SSDEEP
384:KP2NJbEogz+r1yQfIyAlPxN1T9anHZJnjAe3wwF7bVOMC:wNogsyxXxX4nHZhgC7xg
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource loader.exe
Files
-
loader.exe.exe windows x86
16ac008c0202aa182c85bcff70ffd846
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
Sleep
SetFileAttributesA
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetModuleHandleW
UnhandledExceptionFilter
shell32
ShellExecuteA
msvcp140
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAEXXZ
?in@?$codecvt@DDU_Mbstatet@@@std@@QBEHAAU_Mbstatet@@PBD1AAPBDPAD3AAPAD@Z
?out@?$codecvt@DDU_Mbstatet@@@std@@QBEHAAU_Mbstatet@@PBD1AAPBDPAD3AAPAD@Z
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QAEXH_N@Z
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IAE@XZ
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAE@XZ
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UAE@XZ
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JXZ
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JPAD_J@Z
?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JPBD_J@Z
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UAE@XZ
??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UAE@XZ
?write@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV12@PBD_J@Z
?always_noconv@codecvt_base@std@@QBE_NXZ
??Bid@locale@std@@QAEIXZ
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QBE?AVlocale@2@XZ
??1_Lockit@std@@QAE@XZ
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QBEHAAU_Mbstatet@@PAD1AAPAD@Z
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SAIPAPBVfacet@locale@2@PBV42@@Z
?_Xlength_error@std@@YAXPBD@Z
?_Fiopen@std@@YAPAU_iobuf@@PBDHH@Z
??0_Lockit@std@@QAE@H@Z
?_Getgloballocale@locale@std@@CAPAV_Locimp@12@XZ
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
??0?$basic_ostream@DU?$char_traits@D@std@@@std@@QAE@PAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
wininet
InternetCloseHandle
InternetReadFile
InternetOpenA
InternetOpenUrlA
vcruntime140
memset
_except_handler4_common
__std_terminate
__current_exception_context
__std_exception_destroy
__CxxFrameHandler3
memmove
memcpy
__current_exception
__std_exception_copy
_CxxThrowException
api-ms-win-crt-stdio-l1-1-0
fgetpos
_set_fmode
fwrite
_get_stream_buffer_pointers
_fseeki64
__stdio_common_vfprintf
fgetc
fflush
__acrt_iob_func
fputc
fread
fsetpos
ungetc
setvbuf
__p__commode
fclose
api-ms-win-crt-filesystem-l1-1-0
_lock_file
_unlock_file
api-ms-win-crt-runtime-l1-1-0
exit
_exit
_configure_narrow_argv
__p___argc
__p___argv
_cexit
_c_exit
_register_thread_local_exe_atexit_callback
_initterm
_get_initial_narrow_environment
_initterm_e
_initialize_onexit_table
_register_onexit_function
_crt_atexit
_set_app_type
_controlfp_s
terminate
_seh_filter_exe
_invalid_parameter_noinfo_noreturn
_initialize_narrow_environment
api-ms-win-crt-heap-l1-1-0
_callnewh
free
_set_new_mode
malloc
api-ms-win-crt-math-l1-1-0
__setusermatherr
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
Sections
.text Size: 10KB - Virtual size: 9KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - 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: 1024B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ