Static task
static1
Behavioral task
behavioral1
Sample
Speck-VAT.exe
Resource
win7-20230703-en
Behavioral task
behavioral2
Sample
Speck-VAT.exe
Resource
win10v2004-20230621-en
General
-
Target
Speck-VAT.exe
-
Size
10.9MB
-
MD5
3bb08ec939ef11bf066a3b22dc3acb4f
-
SHA1
de60dae17abecc08b05538007f9943dba90aac1e
-
SHA256
035d1f26f32a742e37154381c27ca6b2e592eb9fccf851e79e0c94eb0e877439
-
SHA512
d0e6812b47f0bc3e0f4f4accce2fb5497ad530aae61ceb574d7e8c3b8d45d59acad08f96e7c09be842e55f8d6f76f600cfcddb3bfaa0154c920cb600f53125b1
-
SSDEEP
196608:brwO3OZbvMCF8GCCHX72e1QXpvigWn22VwDRNm+FhXY8lAY+64hrmXlqaL0lY89O:brxeZbvMCF8GCCHX72eqXpvigWn22yDH
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Speck-VAT.exe
Files
-
Speck-VAT.exe.exe windows x86
1098ece6198bd18742e65e5636377dde
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
__vbaVarTstGt
__vbaVarSub
__vbaStrI2
_CIcos
_adj_fptan
__vbaVarMove
__vbaStrI4
__vbaVarVargNofree
__vbaAryMove
__vbaFreeVar
ord588
__vbaLenBstr
__vbaStrVarMove
__vbaLateIdCall
__vbaEnd
__vbaFreeVarList
_adj_fdiv_m64
__vbaFreeObjList
ord516
__vbaStrErrVarCopy
__vbaVarIndexLoadRef
_adj_fprem1
ord519
__vbaStrCat
__vbaVarCmpNe
ord553
ord660
ord661
__vbaSetSystemError
__vbaHresultCheckObj
__vbaVargVarCopy
__vbaLenVar
_adj_fdiv_m32
__vbaVarTstLe
ord666
__vbaVarCmpGe
__vbaAryDestruct
__vbaLateMemSt
__vbaForEachCollObj
__vbaExitProc
__vbaVarForInit
ord300
ord301
__vbaObjSet
__vbaOnError
ord595
ord302
ord596
_adj_fdiv_m16i
ord303
__vbaObjSetAddref
_adj_fdivr_m16i
__vbaVarIndexLoad
ord599
ord306
__vbaBoolVar
ord520
ord307
ord308
ord309
__vbaRefVarAry
__vbaVarTstLt
__vbaBoolVarNull
__vbaFpR8
_CIsin
__vbaErase
ord632
__vbaNextEachCollObj
__vbaVarCmpGt
__vbaChkstk
__vbaCyVar
ord526
EVENT_SINK_AddRef
__vbaGenerateBoundsError
__vbaVarAbs
ord528
__vbaStrCmp
__vbaAryConstruct2
__vbaVarTstEq
ord560
__vbaPrintObj
ord561
__vbaI2I4
__vbaObjVar
DllFunctionCall
ord563
__vbaVarLateMemSt
__vbaVarOr
__vbaCastObjVar
__vbaLbound
__vbaRedimPreserve
__vbaStrR4
_adj_fpatan
__vbaR4Var
__vbaLateIdCallLd
__vbaRedim
__vbaStrR8
EVENT_SINK_Release
__vbaNew
ord600
__vbaUI1I2
_CIsqrt
__vbaLateIdCallSt
__vbaVarAnd
EVENT_SINK_QueryInterface
__vbaVarMul
__vbaExceptHandler
ord711
__vbaStrToUnicode
ord712
ord314
ord606
__vbaDateStr
_adj_fprem
_adj_fdivr_m64
ord315
__vbaLateIdStAd
__vbaVarDiv
__vbaI2Str
ord714
ord316
ord608
__vbaVarCmpLe
ord716
__vbaFPException
__vbaInStrVar
__vbaStrCompVar
__vbaUbound
__vbaStrVarVal
__vbaVarCat
__vbaDateVar
__vbaI2Var
ord644
ord537
ord645
_CIlog
__vbaErrorOverflow
__vbaVar2Vec
__vbaVarLateMemCallLdRf
__vbaR8Str
__vbaNew2
__vbaInStr
__vbaVarInt
_adj_fdiv_m32i
_adj_fdivr_m32i
ord573
__vbaVarSetObj
__vbaStrCopy
__vbaI4Str
ord681
__vbaVarNot
__vbaFreeStrList
__vbaVarCmpLt
_adj_fdivr_m32
__vbaR8Var
_adj_fdiv_r
ord685
ord100
__vbaVarTstNe
__vbaVarSetVar
__vbaI4Var
__vbaVarCmpEq
__vbaFpCy
ord610
__vbaAryLock
__vbaVarAdd
__vbaLateMemCall
__vbaStrToAnsi
ord612
__vbaVarDup
__vbaFreeVarg
__vbaVerifyVarObj
__vbaOnGoCheck
__vbaFpI2
ord616
__vbaFpI4
__vbaVarTstGe
__vbaVarLateMemCallLd
__vbaVarCopy
__vbaLateMemCallLd
__vbaVarSetObjAddref
ord617
_CIatan
__vbaI2ErrVar
ord618
__vbaCastObj
__vbaStrMove
ord619
__vbaStrVarCopy
ord542
ord650
_allmul
__vbaVarLateMemCallSt
__vbaLateIdSt
__vbaLateMemCallSt
ord545
_CItan
ord546
__vbaFPInt
__vbaUI1Var
__vbaAryUnlock
__vbaVarForNext
_CIexp
ord656
__vbaStrCy
__vbaR8FixI2
__vbaFreeStr
__vbaFreeObj
ord581
Sections
.text Size: 10.8MB - Virtual size: 10.8MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 211KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ