Behavioral task
behavioral1
Sample
3a3834471a867a074198fcaec2788d1b9e5ed599810cf42126d1a7471aac8221N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
3a3834471a867a074198fcaec2788d1b9e5ed599810cf42126d1a7471aac8221N.exe
Resource
win10v2004-20240802-en
General
-
Target
3a3834471a867a074198fcaec2788d1b9e5ed599810cf42126d1a7471aac8221N
-
Size
472KB
-
MD5
e98c887912b3a12e630fb8e06418f860
-
SHA1
50fc8021222966ce4d9c9d375b15e7440d43b7c3
-
SHA256
3a3834471a867a074198fcaec2788d1b9e5ed599810cf42126d1a7471aac8221
-
SHA512
6610742b2ecf7c0c2eeecb0bdcc8cbfd084bad018a20de8dd956c8b88014a3efbd1b1f9d7e9f37de69cde46566f0d0d71ed5c17263f65f94aabcb0d9b0395974
-
SSDEEP
12288:5HlBIVgZj83uQsJ646A9jmP/uhu/yMS08CkntxYR:5DUgZrzfmP/UDMS08Ckn3
Malware Config
Extracted
kutaki
http://treysbeatend.com/laptop/squared.php
Signatures
-
Kutaki family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 3a3834471a867a074198fcaec2788d1b9e5ed599810cf42126d1a7471aac8221N
Files
-
3a3834471a867a074198fcaec2788d1b9e5ed599810cf42126d1a7471aac8221N.exe windows:4 windows x86 arch:x86
1921be9555f1de39b9c31074bf278324
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
ord690
_CIcos
_adj_fptan
__vbaHresultCheck
__vbaStrI4
__vbaVarMove
__vbaVarVargNofree
__vbaAryMove
__vbaFreeVar
__vbaLateIdCall
__vbaStrVarMove
__vbaLenBstr
ord696
__vbaEnd
__vbaPut3
__vbaFreeVarList
_adj_fdiv_m64
ord698
__vbaNextEachVar
__vbaFreeObjList
ord516
__vbaVarIndexLoadRef
__vbaStrErrVarCopy
_adj_fprem1
ord518
__vbaRecAnsiToUni
ord626
ord519
__vbaForEachCollAd
__vbaVarCmpNe
__vbaStrCat
__vbaLsetFixstr
__vbaSetSystemError
__vbaLenBstrB
__vbaHresultCheckObj
__vbaLenVar
_adj_fdiv_m32
__vbaAryVar
ord667
__vbaAryDestruct
ord591
__vbaVarIndexLoadRefLock
ord593
__vbaVarForInit
__vbaExitProc
ord594
ord595
__vbaOnError
__vbaObjSet
ord596
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
__vbaVarIndexLoad
ord598
__vbaForEachCollVar
ord520
__vbaStrFixstr
__vbaBoolVarNull
__vbaRefVarAry
__vbaFpR8
_CIsin
ord631
__vbaErase
__vbaVarCmpGt
__vbaVargVarMove
ord632
ord525
__vbaChkstk
ord526
__vbaFileClose
EVENT_SINK_AddRef
ord528
__vbaGenerateBoundsError
ord529
__vbaGet3
__vbaStrCmp
__vbaAryConstruct2
__vbaVarTstEq
__vbaPutOwner4
__vbaNextEachCollVar
__vbaObjVar
__vbaI2I4
DllFunctionCall
ord563
__vbaVarOr
ord670
ord564
__vbaLbound
_adj_fpatan
__vbaFixstrConstruct
__vbaLateIdCallLd
__vbaR8Cy
__vbaStrR8
__vbaRedim
__vbaRecUniToAnsi
EVENT_SINK_Release
__vbaNew
ord600
ord601
__vbaUI1I2
_CIsqrt
__vbaObjIs
__vbaVarAnd
EVENT_SINK_QueryInterface
__vbaStr2Vec
__vbaUI1I4
__vbaExceptHandler
ord711
ord712
__vbaPrintFile
__vbaStrToUnicode
ord713
_adj_fprem
_adj_fdivr_m64
ord714
ord607
ord608
ord716
__vbaFPException
__vbaInStrVar
ord717
__vbaUbound
__vbaStrVarVal
__vbaVarCat
__vbaI2Var
ord644
ord537
ord645
_CIlog
__vbaErrorOverflow
__vbaFileOpen
__vbaVarLateMemCallLdRf
__vbaVar2Vec
__vbaNew2
ord570
ord648
__vbaR8Str
__vbaInStr
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaVarSetObj
ord573
__vbaStrCopy
__vbaI4Str
ord681
__vbaVarCmpLt
__vbaFreeStrList
ord576
_adj_fdivr_m32
__vbaPowerR8
_adj_fdiv_r
ord685
ord100
__vbaVarTstNe
__vbaVarSetVar
__vbaI4Var
ord689
__vbaFpCy
__vbaVarAdd
__vbaAryLock
__vbaStrComp
__vbaVarDup
__vbaStrToAnsi
__vbaFpI4
__vbaVarLateMemCallLd
ord616
__vbaLateMemCallLd
ord617
_CIatan
__vbaCastObj
__vbaAryCopy
__vbaStrMove
ord618
__vbaForEachVar
ord619
__vbaStrVarCopy
__vbaR8IntI4
_allmul
_CItan
__vbaNextEachCollAd
__vbaUI1Var
__vbaAryUnlock
__vbaVarForNext
_CIexp
__vbaFreeStr
__vbaFreeObj
ord581
Sections
.text Size: 200KB - Virtual size: 197KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 264KB - Virtual size: 262KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ