Static task
static1
Behavioral task
behavioral1
Sample
msvcf100.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
msvcf100.exe
Resource
win10v2004-20230915-en
General
-
Target
msvcf100.exe
-
Size
27KB
-
MD5
44ba49eda023e560bc10750e62b38dde
-
SHA1
9126a47b83bb85f052520ab60c2c471f590bba06
-
SHA256
234cdf40a71b2589c0ebf02bb22b3ea6c9c0253ebdb7e1da9dd74ba1b82b4aa3
-
SHA512
27599d55f9e67a3a0548fc91dc5f86860bc3d4379929a09f210273a288abfaf64176838ce4979f23aaf60ab9754677617f9c028099dfdf54cb1c2979aa68540b
-
SSDEEP
384:PiM1fJY/2xAbeMYKzl1M9BKqMzbnU5KukQn7eXEXBmXEQFciYlNwudWw1gDSHGOl:DfHAimD7/uL++mX7yHTqSmOg+QK
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource msvcf100.exe
Files
-
msvcf100.exe.exe windows:5 windows x86
4fa6344d4fe94b21331bce405fa30624
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
CloseHandle
ExitProcess
GetFullPathNameA
Process32First
OpenProcess
Sleep
GetProcAddress
VirtualAllocEx
Process32Next
GetModuleHandleA
CreateToolhelp32Snapshot
WriteProcessMemory
WaitForSingleObject
TerminateProcess
SetConsoleTitleA
GetSystemTimeAsFileTime
GetCurrentProcessId
GetCurrentThreadId
GetTickCount
QueryPerformanceCounter
IsDebuggerPresent
GetLastError
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
EncodePointer
DecodePointer
InterlockedExchange
InterlockedCompareExchange
HeapSetInformation
user32
FindWindowA
msvcp100
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV12@XZ
??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
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QAEXH_N@Z
?endl@std@@YAAAV?$basic_ostream@DU?$char_traits@D@std@@@1@AAV21@@Z
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAEHD@Z
??_7?$basic_ostream@DU?$char_traits@D@std@@@std@@6B@
?_BADOFF@std@@3_JB
?_Xout_of_range@std@@YAXPBD@Z
??1_Lockit@std@@QAE@XZ
??0_Lockit@std@@QAE@H@Z
?_Xlength_error@std@@YAXPBD@Z
?_Getgloballocale@locale@std@@CAPAV_Locimp@12@XZ
?id@?$codecvt@DDH@std@@2V0locale@2@A
?_Getcat@?$codecvt@DDH@std@@SAIPAPBVfacet@locale@2@PBV42@@Z
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAEXXZ
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAE@XZ
?unshift@?$codecvt@DDH@std@@QBEHAAHPAD1AAPAD@Z
??0?$basic_ostream@DU?$char_traits@D@std@@@std@@QAE@PAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IAE@XZ
?setg@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAEXPAD00@Z
?out@?$codecvt@DDH@std@@QBEHAAHPBD1AAPBDPAD3AAPAD@Z
?in@?$codecvt@DDH@std@@QBEHAAHPBD1AAPBDPAD3AAPAD@Z
??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UAE@XZ
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UAE@XZ
?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JPBD_J@Z
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JPAD_J@Z
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JXZ
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UAE@XZ
?always_noconv@codecvt_base@std@@QBE_NXZ
?_Decref@facet@locale@std@@QAEPAV123@XZ
?_Incref@facet@locale@std@@QAEXXZ
??Bid@locale@std@@QAEIXZ
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEXXZ
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAE_JPBD_J@Z
?uncaught_exception@std@@YA_NXZ
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
msvcr100
system
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
memmove
_unlock_file
ungetc
fgetpos
_fseeki64
memchr
fflush
fgetc
fsetpos
setvbuf
_lock_file
srand
??3@YAXPAX@Z
memcpy_s
fwrite
fclose
_time64
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
_CxxThrowException
Sections
.text Size: 13KB - Virtual size: 13KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 8KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 10KB
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: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ