Static task
static1
Behavioral task
behavioral1
Sample
msvcf100.exe
Resource
win10v2004-20231130-en
General
-
Target
msvcf100.exe
-
Size
103KB
-
MD5
a55fd787fc831a8e4972ed69f354c2c2
-
SHA1
3f2588889045a5a87634e18d1e3f3b2c090bb7f6
-
SHA256
207724d3e3554258a2bfad40f240a92cb243bccf2a3a2c7e47b515d192b378b1
-
SHA512
0fdbf64279e7329b7153d2f0c3c2c24c854f978b32ef36c4818062154e4b0248223b08f8fb0f7ee59093f46ca5eec8e940632792b092e4477e6c037475ce5d5a
-
SSDEEP
3072:Ld78enxVDbNAeOGXMM2HC3HmgfYVzdiOZOZUvNza:jxVfNpOGXj6CXRf2ZOZUlza
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource msvcf100.exe
Files
-
msvcf100.exe.exe windows:5 windows x86 arch:x86
0d8216f9db2d9cfff238d7be91bf13c3
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
GetCurrentProcess
GetLastError
CloseHandle
GetFullPathNameA
Process32First
WaitForSingleObject
OpenProcess
Sleep
TerminateProcess
SetConsoleTitleA
GetProcAddress
VirtualAllocEx
Process32Next
GetModuleHandleA
CreateToolhelp32Snapshot
WriteProcessMemory
DeleteFileA
GetSystemTimeAsFileTime
GetCurrentProcessId
GetCurrentThreadId
GetTickCount
DecodePointer
InterlockedExchange
InterlockedCompareExchange
HeapSetInformation
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
QueryPerformanceCounter
EncodePointer
shell32
ShellExecuteA
msvcp100
?_Fiopen@std@@YAPAU_iobuf@@PBDHH@Z
?id@?$codecvt@DDH@std@@2V0locale@2@A
??_7?$basic_istream@DU?$char_traits@D@std@@@std@@6B@
?_Getcat@?$codecvt@DDH@std@@SAIPAPBVfacet@locale@2@PBV42@@Z
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEXXZ
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAEXXZ
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QBE?AVlocale@2@XZ
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAE@XZ
?unshift@?$codecvt@DDH@std@@QBEHAAHPAD1AAPAD@Z
??0?$basic_iostream@DU?$char_traits@D@std@@@std@@QAE@PAV?$basic_streambuf@DU?$char_traits@D@std@@@1@@Z
??0?$basic_istream@DU?$char_traits@D@std@@@std@@QAE@PAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??0?$basic_ostream@DU?$char_traits@D@std@@@std@@QAE@PAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IAE@XZ
?_Pninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAEPADXZ
?_Getgloballocale@locale@std@@CAPAV_Locimp@12@XZ
?setg@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAEXPAD00@Z
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAE_JPBD_J@Z
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAEHD@Z
?out@?$codecvt@DDH@std@@QBEHAAHPBD1AAPBDPAD3AAPAD@Z
?in@?$codecvt@DDH@std@@QBEHAAHPBD1AAPBDPAD3AAPAD@Z
??1?$basic_iostream@DU?$char_traits@D@std@@@std@@UAE@XZ
?get@?$basic_istream@DU?$char_traits@D@std@@@std@@QAEHXZ
??1?$basic_istream@DU?$char_traits@D@std@@@std@@UAE@XZ
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV12@XZ
?write@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV12@PBD_J@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@K@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@P6AAAV01@AAV01@@Z@Z
??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UAE@XZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QAEXH_N@Z
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UAE@XZ
?imbue@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAEXABVlocale@2@@Z
?sync@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAEHXZ
?setbuf@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAEPAV12@PAD_J@Z
?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JPBD_J@Z
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JPAD_J@Z
?uflow@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAEHXZ
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JXZ
?_Unlock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UAEXXZ
?_Lock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UAEXXZ
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UAE@XZ
?endl@std@@YAAAV?$basic_ostream@DU?$char_traits@D@std@@@1@AAV21@@Z
?always_noconv@codecvt_base@std@@QBE_NXZ
?_Decref@facet@locale@std@@QAEPAV123@XZ
?_Incref@facet@locale@std@@QAEXXZ
??Bid@locale@std@@QAEIXZ
?uncaught_exception@std@@YA_NXZ
?_Xlength_error@std@@YAXPBD@Z
??0_Lockit@std@@QAE@H@Z
??1_Lockit@std@@QAE@XZ
?_Xout_of_range@std@@YAXPBD@Z
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?_BADOFF@std@@3_JB
??_7?$basic_ostream@DU?$char_traits@D@std@@@std@@6B@
msvcr100
fputc
??1bad_cast@std@@UAE@XZ
??0bad_cast@std@@QAE@PBD@Z
??0bad_cast@std@@QAE@ABV01@@Z
?what@exception@std@@UBEPBDXZ
??1exception@std@@UAE@XZ
??0exception@std@@QAE@ABQBD@Z
??0exception@std@@QAE@ABV01@@Z
tmpnam
memmove
_unlock_file
ungetc
fgetpos
_fseeki64
memchr
fflush
system
fgetc
remove
fsetpos
setvbuf
_lock_file
??3@YAXPAX@Z
memcpy_s
fwrite
fclose
exit
??2@YAPAXI@Z
__CxxFrameHandler3
_unlock
__dllonexit
_lock
_onexit
_amsg_exit
__getmainargs
_cexit
_exit
_XcptFilter
__initenv
_initterm
_initterm_e
_configthreadlocale
__setusermatherr
_commode
_fmode
__set_app_type
_crt_debugger_hook
_except_handler4_common
?terminate@@YAXXZ
?_type_info_dtor_internal_method@type_info@@QAEXXZ
_invoke_watson
_controlfp_s
memcpy
memset
sprintf
vsprintf_s
_CxxThrowException
urlmon
URLOpenBlockingStreamA
Sections
.text Size: 30KB - Virtual size: 29KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 55KB - Virtual size: 60KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 448B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ