Static task
static1
Behavioral task
behavioral1
Sample
Core2_svStartup.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
Core2_svStartup.exe
Resource
win10v2004-20230703-en
General
-
Target
Core2_svStartup.exe
-
Size
100KB
-
MD5
e8bc34b12fda0e87a002379f15c24f3e
-
SHA1
5f3a3c92ae86518777a77af77f20a3db4ec3ae09
-
SHA256
158b0bd6213e76f5548ad378a075b98d061a607dc751b96b214b39aef8f0aee8
-
SHA512
7732234abf98912cb583dca6f446a49efaa5aec9201907461b21af39fe4a8d200ac297a799eb0ffd9051e4e59c1fc949ae7ea6e6eadd63fdd04e99751cb37115
-
SSDEEP
768:oD7/njTV3svMtaWBk1pnnQHtNh7B+AkTwP6RoUTQFUDnnuPksi3svMtaBZHn:oD7/nNsUth0O3PkTlu1HEsUtkn
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Core2_svStartup.exe
Files
-
Core2_svStartup.exe.exe windows x86
e8f7d549d33195a57d8122764872838b
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
msvbvm60
_CIcos
_adj_fptan
__vbaStrI4
__vbaVarMove
__vbaVarVargNofree
__vbaFreeVar
__vbaLenBstr
__vbaStrVarMove
__vbaFreeVarList
_adj_fdiv_m64
__vbaNextEachVar
__vbaFreeObjList
__vbaStrErrVarCopy
_adj_fprem1
__vbaRecAnsiToUni
__vbaVarTextCmpGt
ord626
__vbaResume
__vbaStrCat
ord660
__vbaSetSystemError
__vbaHresultCheckObj
ord556
__vbaLenVar
_adj_fdiv_m32
__vbaAryDestruct
__vbaExitProc
ord595
__vbaObjSet
__vbaOnError
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
__vbaBoolVar
ord520
__vbaStrTextCmp
__vbaBoolVarNull
_CIsin
ord709
__vbaChkstk
EVENT_SINK_AddRef
ord528
__vbaAryConstruct2
__vbaI2I4
ord562
DllFunctionCall
ord563
__vbaVarOr
ord670
_adj_fpatan
__vbaRecUniToAnsi
EVENT_SINK_Release
ord600
_CIsqrt
__vbaVarAnd
EVENT_SINK_QueryInterface
__vbaExceptHandler
__vbaStrToUnicode
ord606
_adj_fprem
_adj_fdivr_m64
__vbaFPException
__vbaVarCat
_CIlog
__vbaErrorOverflow
__vbaNew2
__vbaInStr
_adj_fdiv_m32i
_adj_fdivr_m32i
ord573
__vbaStrCopy
__vbaFreeStrList
_adj_fdivr_m32
_adj_fdiv_r
ord685
ord100
__vbaVarSetVar
__vbaVarCmpEq
__vbaVarDup
__vbaStrToAnsi
ord616
__vbaVarCopy
__vbaVarLateMemCallLd
ord617
_CIatan
ord618
__vbaStrMove
__vbaForEachVar
_allmul
_CItan
__vbaAryUnlock
_CIexp
__vbaI4ErrVar
__vbaFreeStr
__vbaFreeObj
Sections
.text Size: 56KB - Virtual size: 55KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 36KB - Virtual size: 35KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ