Behavioral task
behavioral1
Sample
396a85ca34aeb6eb24494d8ad621f240N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
396a85ca34aeb6eb24494d8ad621f240N.exe
Resource
win10v2004-20240802-en
General
-
Target
396a85ca34aeb6eb24494d8ad621f240N
-
Size
520KB
-
MD5
396a85ca34aeb6eb24494d8ad621f240
-
SHA1
ef99c5241e0c03ceb151a00349d73fdea33241ee
-
SHA256
f767ad8f6f0d02bfabfa4485d23d6696914187eb8820cb87c7a3894d372c6c48
-
SHA512
c6a1f98e9104d1ea0e74585667cd8cad60a6749050b4dc3e7ece8f96e014f31d18c8df73abb9506491e6475f2167d0598aa9fdc3323aa69df7ea745108e3674b
-
SSDEEP
12288:P3fJk4x0duakqD46A9jmP/uhu/yMS08CkntxYR:/f/x0ZUfmP/UDMS08Ckn3
Malware Config
Extracted
kutaki
http://treysbeatend.com/laptop/squared.php
Signatures
-
Kutaki family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 396a85ca34aeb6eb24494d8ad621f240N
Files
-
396a85ca34aeb6eb24494d8ad621f240N.exe windows:4 windows x86 arch:x86
e73d7fb1ccbf6eb83871aac9db4e99fc
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
ord582
__vbaVarTstGt
__vbaStrI2
ord690
ord583
ord584
_CIcos
_adj_fptan
__vbaStrI4
__vbaHresultCheck
__vbaVarMove
ord585
__vbaVarVargNofree
__vbaAryMove
__vbaFreeVar
__vbaLenBstr
__vbaLateIdCall
ord588
__vbaStrVarMove
ord696
__vbaPut3
__vbaFreeVarList
__vbaEnd
_adj_fdiv_m64
ord698
__vbaNextEachVar
__vbaFreeObjList
ord516
__vbaVarIndexLoadRef
__vbaStrErrVarCopy
_adj_fprem1
ord518
ord626
ord519
__vbaResume
__vbaForEachCollAd
__vbaVarCmpNe
__vbaStrCat
__vbaWriteFile
__vbaSetSystemError
__vbaLenBstrB
__vbaHresultCheckObj
__vbaLenVar
_adj_fdiv_m32
__vbaAryVar
ord667
__vbaAryDestruct
ord591
__vbaVarIndexLoadRefLock
__vbaExitProc
__vbaVarForInit
ord593
__vbaVarPow
ord594
__vbaOnError
ord595
__vbaObjSet
ord596
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
__vbaVarIndexLoad
ord598
__vbaForEachCollVar
ord520
__vbaStrFixstr
__vbaFPFix
__vbaRefVarAry
__vbaVarTstLt
__vbaFpR8
__vbaBoolVarNull
_CIsin
__vbaErase
ord631
__vbaVargVarMove
ord632
ord525
__vbaVarCmpGt
__vbaChkstk
ord526
__vbaFileClose
EVENT_SINK_AddRef
ord528
__vbaGenerateBoundsError
ord529
__vbaGet3
__vbaStrCmp
__vbaAryConstruct2
__vbaVarTstEq
__vbaPutOwner4
__vbaNextEachCollVar
__vbaObjVar
__vbaI2I4
__vbaPrintObj
DllFunctionCall
ord563
__vbaVarOr
ord670
__vbaVarLateMemSt
ord564
__vbaLbound
__vbaStrR4
_adj_fpatan
__vbaR4Var
__vbaLateIdCallLd
__vbaR8Cy
__vbaRedim
__vbaStrR8
EVENT_SINK_Release
__vbaNew
ord600
ord601
__vbaUI1I2
_CIsqrt
__vbaLateIdCallSt
__vbaObjIs
__vbaVarAnd
EVENT_SINK_QueryInterface
__vbaStr2Vec
__vbaUI1I4
__vbaVarMul
__vbaExceptHandler
ord711
ord712
__vbaStrToUnicode
__vbaPrintFile
__vbaInputFile
ord713
_adj_fprem
_adj_fdivr_m64
ord714
ord607
__vbaVarDiv
ord608
ord716
__vbaFPException
__vbaInStrVar
ord717
__vbaUbound
__vbaStrVarVal
__vbaVarCat
ord534
ord535
__vbaLsetFixstrFree
__vbaI2Var
ord644
ord537
ord645
_CIlog
__vbaErrorOverflow
__vbaFileOpen
__vbaVarLateMemCallLdRf
__vbaVar2Vec
__vbaInStr
ord570
ord648
__vbaR8Str
__vbaNew2
__vbaVarInt
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaVarSetObj
ord573
__vbaStrCopy
__vbaI4Str
ord681
__vbaVarCmpLt
__vbaFreeStrList
ord576
_adj_fdivr_m32
__vbaR8Var
__vbaPowerR8
_adj_fdiv_r
ord685
ord100
__vbaVarTstNe
__vbaVarSetVar
__vbaI4Var
ord689
__vbaFpCy
__vbaAryLock
__vbaVarAdd
__vbaStrComp
__vbaStrToAnsi
__vbaVarDup
ord614
__vbaFpI2
__vbaVarMod
ord616
__vbaVarLateMemCallLd
__vbaVarCopy
__vbaFpI4
__vbaLateMemCallLd
ord617
_CIatan
__vbaCastObj
ord618
__vbaAryCopy
__vbaStrMove
__vbaForEachVar
ord619
__vbaStrVarCopy
__vbaR8IntI4
_allmul
__vbaLateIdSt
_CItan
__vbaNextEachCollAd
__vbaAryUnlock
__vbaUI1Var
__vbaVarForNext
_CIexp
__vbaFreeObj
__vbaFreeStr
__vbaR8FixI2
ord581
Sections
.text Size: 244KB - Virtual size: 242KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 268KB - Virtual size: 264KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ