Static task
static1
Behavioral task
behavioral1
Sample
smbx.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
smbx.exe
Resource
win10v2004-20231215-en
General
-
Target
smbx.exe
-
Size
7.2MB
-
MD5
cc9bdd488c113da4f033ae0d56ffa25c
-
SHA1
341bdcadd20b476e09c349e872060d226ee0b7a1
-
SHA256
6e032e76b328594c0447f59315ad091dd001c4999e73263b52bfba3dceb1f556
-
SHA512
58c924c4bc89c337ca36d5095ace3dadaa10350cd191a8764ccee83adf7727a05db285dd82b95e362f00f63d31240f3376fdab467c37f1e059e70391d1ebf2e3
-
SSDEEP
49152:Sdt7i7LhzPb+U89qsjeIazYMdF4BY0k8x9UZ7yzy++jGpD/pb:l7Lhf+U8XbMdCBY0k8x9UZ7yJpVb
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource smbx.exe
Files
-
smbx.exe.exe windows:4 windows x86 arch:x86
27760d22135e95db43df4be7f9ade393
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
__vbaVarSub
__vbaStrI2
__vbaR8ForNextCheck
_CIcos
_adj_fptan
__vbaVarMove
__vbaVarVargNofree
__vbaFreeVar
__vbaLateIdCall
__vbaLenBstr
__vbaStrVarMove
ord696
__vbaFreeVarList
__vbaEnd
_adj_fdiv_m64
__vbaFreeObjList
ord516
_adj_fprem1
__vbaRecAnsiToUni
ord518
__vbaCopyBytes
__vbaStrCat
__vbaVarCmpNe
__vbaLsetFixstr
__vbaWriteFile
__vbaRecDestruct
__vbaSetSystemError
__vbaLenBstrB
__vbaHresultCheckObj
__vbaLenVar
_adj_fdiv_m32
__vbaVarTstLe
__vbaAryDestruct
__vbaExitProc
__vbaVarForInit
__vbaStrBool
ord593
__vbaBoolStr
ord300
ord594
__vbaObjSet
__vbaOnError
ord595
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
ord598
__vbaFpR4
ord306
__vbaBoolVar
__vbaVarTstLt
__vbaFpR8
__vbaBoolVarNull
_CIsin
ord709
ord631
ord632
__vbaChkstk
__vbaFileClose
EVENT_SINK_AddRef
ord528
__vbaGenerateBoundsError
__vbaStrCmp
__vbaVarTstEq
__vbaAryConstruct2
__vbaR4Str
__vbaObjVar
__vbaI2I4
DllFunctionCall
__vbaVarLateMemSt
__vbaVarOr
__vbaStrR4
_adj_fpatan
__vbaR4Var
__vbaFixstrConstruct
__vbaLateIdCallLd
__vbaStrR8
__vbaRecUniToAnsi
EVENT_SINK_Release
ord600
_CIsqrt
__vbaVarAnd
EVENT_SINK_QueryInterface
__vbaVarMul
__vbaExceptHandler
__vbaStrToUnicode
__vbaInputFile
_adj_fprem
_adj_fdivr_m64
__vbaI2Str
ord608
__vbaFPException
__vbaStrVarVal
__vbaVarCat
ord535
__vbaI2Var
__vbaStopExe
ord537
ord645
_CIlog
__vbaErrorOverflow
__vbaFileOpen
__vbaInStr
__vbaR8Str
__vbaNew2
ord571
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
__vbaI4Str
__vbaFreeStrList
_adj_fdivr_m32
__vbaR8Var
__vbaPowerR8
_adj_fdiv_r
ord100
__vbaVarTstNe
ord579
__vbaI4Var
__vbaVarCmpEq
__vbaLateMemCall
__vbaVarAdd
__vbaStrToAnsi
__vbaVarDup
ord613
ord614
__vbaFpI2
__vbaVarLateMemCallLd
__vbaVarTstGe
ord616
__vbaFpI4
ord617
__vbaR8IntI2
_CIatan
ord618
__vbaStrMove
ord619
_allmul
__vbaLateIdSt
_CItan
__vbaFPInt
__vbaVarForNext
__vbaFpCSngR8
_CIexp
__vbaFreeObj
__vbaRecAssign
__vbaFreeStr
ord581
Sections
.text Size: 7.1MB - Virtual size: 7.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 101KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 28KB - Virtual size: 26KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ