Behavioral task
behavioral1
Sample
2c87a4f8cd94516457dcb4f4563a558120b9b3f9f4aaef5d12eb383ef6b7d4ca.exe
Resource
win7-20240704-en
General
-
Target
2c87a4f8cd94516457dcb4f4563a558120b9b3f9f4aaef5d12eb383ef6b7d4ca
-
Size
561KB
-
MD5
ae3ecc20ed5eb6d09ac71eed21cadc7b
-
SHA1
8a5c57538ab356dcf99a320fc3724e618411a7b7
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SHA256
2c87a4f8cd94516457dcb4f4563a558120b9b3f9f4aaef5d12eb383ef6b7d4ca
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SHA512
a91b222f4890cc53f159390bc5ff725d525a6fb64e9a58842b35ecd0b17a2b989593cea9d16b83473c9fccb3af072296ef0a99499843ca372257ab8fc9e110f1
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SSDEEP
12288:dUJ+IF3iIj6bn46A9jmP/uhu/yMS08CkntxYRCL:m+HIe8fmP/UDMS08Ckn3x
Malware Config
Extracted
kutaki
http://newlinkwotolove.club/love/three.php
Signatures
-
Kutaki Executable 1 IoCs
Processes:
resource yara_rule sample family_kutaki -
Kutaki family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2c87a4f8cd94516457dcb4f4563a558120b9b3f9f4aaef5d12eb383ef6b7d4ca
Files
-
2c87a4f8cd94516457dcb4f4563a558120b9b3f9f4aaef5d12eb383ef6b7d4ca.exe windows:4 windows x86 arch:x86
40bdc0c5256e24c4834a85f07f1ad7d2
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
__vbaVarTstGt
ord690
__vbaStrI2
_CIcos
_adj_fptan
__vbaHresultCheck
__vbaStrI4
__vbaVarMove
__vbaVarVargNofree
__vbaAryMove
__vbaFreeVar
__vbaStrVarMove
__vbaLenBstr
__vbaLateIdCall
ord696
__vbaFreeVarList
__vbaPut3
__vbaEnd
_adj_fdiv_m64
ord698
__vbaNextEachVar
__vbaFreeObjList
ord516
__vbaVarIndexLoadRef
__vbaStrErrVarCopy
_adj_fprem1
ord518
ord519
ord626
__vbaVarCmpNe
__vbaForEachCollAd
__vbaStrCat
__vbaSetSystemError
__vbaLenBstrB
__vbaHresultCheckObj
__vbaLenVar
_adj_fdiv_m32
ord666
__vbaAryVar
ord667
__vbaAryDestruct
ord591
__vbaVarIndexLoadRefLock
ord593
__vbaVarForInit
ord594
__vbaOnError
__vbaObjSet
ord595
ord596
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
__vbaVarIndexLoad
ord598
ord520
__vbaRefVarAry
__vbaBoolVarNull
__vbaFpR8
_CIsin
ord631
__vbaErase
__vbaVargVarMove
ord525
__vbaVarCmpGt
ord632
__vbaChkstk
__vbaFileClose
ord526
EVENT_SINK_AddRef
ord528
__vbaGenerateBoundsError
__vbaStrCmp
ord529
__vbaGet3
__vbaAryConstruct2
__vbaVarTstEq
__vbaPutOwner4
__vbaI2I4
__vbaObjVar
DllFunctionCall
ord563
ord670
__vbaVarOr
ord564
__vbaCastObjVar
__vbaLbound
_adj_fpatan
__vbaLateIdCallLd
__vbaR8Cy
__vbaRedim
__vbaStrR8
EVENT_SINK_Release
__vbaNew
ord600
ord601
__vbaUI1I2
_CIsqrt
__vbaObjIs
__vbaVarAnd
EVENT_SINK_QueryInterface
__vbaStr2Vec
__vbaUI1I4
__vbaExceptHandler
ord711
ord712
__vbaStrToUnicode
__vbaPrintFile
ord713
_adj_fprem
_adj_fdivr_m64
ord714
ord607
ord608
__vbaFPException
__vbaInStrVar
ord717
__vbaStrVarVal
__vbaUbound
__vbaVarCat
__vbaI2Var
ord644
ord537
ord645
_CIlog
__vbaErrorOverflow
__vbaFileOpen
ord648
__vbaVar2Vec
__vbaInStr
__vbaNew2
__vbaR8Str
ord570
__vbaVarLateMemCallLdRf
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaVarSetObj
ord573
__vbaStrCopy
ord681
__vbaI4Str
__vbaVarCmpLt
__vbaFreeStrList
ord576
__vbaDerefAry1
_adj_fdivr_m32
__vbaPowerR8
_adj_fdiv_r
ord685
ord100
__vbaVarTstNe
__vbaI4Var
ord689
__vbaFpCy
__vbaVarAdd
__vbaAryLock
__vbaStrToAnsi
__vbaStrComp
__vbaVarDup
__vbaFpI4
ord616
__vbaVarLateMemCallLd
ord617
__vbaLateMemCallLd
_CIatan
ord618
__vbaCastObj
__vbaStrMove
__vbaAryCopy
__vbaForEachVar
ord619
__vbaR8IntI4
__vbaStrVarCopy
_allmul
_CItan
__vbaNextEachCollAd
__vbaUI1Var
__vbaAryUnlock
__vbaVarForNext
_CIexp
__vbaFreeStr
__vbaFreeObj
ord581
Sections
.text Size: 288KB - Virtual size: 285KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 14KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 264KB - Virtual size: 260KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ