Static task
static1
Behavioral task
behavioral1
Sample
Billing Details.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
Billing Details.exe
Resource
win10v2004-en-20220112
General
-
Target
77b7af14ce605d7dd156ff5a4e98ee5087f9255e5c8b4659fbb6565badb80085
-
Size
338KB
-
MD5
287d0ba1bb71b6bb530d5affdff6abd5
-
SHA1
16d7af715b44c937e05e54002743dd6a2c790c9f
-
SHA256
77b7af14ce605d7dd156ff5a4e98ee5087f9255e5c8b4659fbb6565badb80085
-
SHA512
d066b08c9815312c85dd5e0c09da3667f615af354cceaf27fb768fad6fb17320468d4ede95334d051b17673a633ed5b5bda4cdf348ca41bfc1f5a0ad5a348728
-
SSDEEP
6144:om19QXahZynSCzS/DX1+4G5A9/mHH/VCSA3hwBlCbkeu5QMi0y+lq0HToneLyJDk:omEaOSggw4IA9/mn/ih8teMi080knrtk
Malware Config
Signatures
-
Kutaki Executable 1 IoCs
Processes:
resource yara_rule static1/unpack001/Billing Details.cmd family_kutaki -
Kutaki family
Files
-
77b7af14ce605d7dd156ff5a4e98ee5087f9255e5c8b4659fbb6565badb80085.zip
-
Billing Details.cmd.exe windows x86
7ce95782f94d8c06a522ef2ce68f3fe9
Code Sign
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
__vbaStrI4
__vbaHresultCheck
__vbaVarMove
__vbaVarVargNofree
__vbaAryMove
__vbaFreeVar
__vbaStrVarMove
__vbaLenBstr
__vbaLateIdCall
ord696
__vbaEnd
__vbaFreeVarList
__vbaPut3
_adj_fdiv_m64
ord698
__vbaNextEachVar
__vbaFreeObjList
ord516
__vbaVarIndexLoadRef
__vbaStrErrVarCopy
_adj_fprem1
ord518
ord626
ord519
__vbaForEachCollAd
__vbaVarCmpNe
__vbaStrCat
__vbaSetSystemError
__vbaLenBstrB
__vbaHresultCheckObj
__vbaLenVar
_adj_fdiv_m32
__vbaAryVar
ord667
__vbaAryDestruct
ord591
__vbaVarIndexLoadRefLock
ord593
__vbaVarForInit
ord594
ord595
__vbaObjSet
__vbaOnError
ord596
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
__vbaVarIndexLoad
ord598
__vbaForEachCollVar
ord520
__vbaBoolVarNull
__vbaRefVarAry
__vbaFpR8
_CIsin
__vbaErase
ord631
__vbaVarCmpGt
__vbaVargVarMove
ord632
ord525
__vbaChkstk
ord526
__vbaFileClose
EVENT_SINK_AddRef
ord528
__vbaGenerateBoundsError
__vbaStrCmp
ord529
__vbaGet3
__vbaAryConstruct2
__vbaVarTstEq
__vbaPutOwner4
__vbaNextEachCollVar
ord561
__vbaI2I4
__vbaObjVar
DllFunctionCall
ord563
__vbaVarOr
ord670
ord564
__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
ord716
__vbaFPException
__vbaInStrVar
ord717
__vbaUbound
__vbaStrVarVal
__vbaVarCat
__vbaI2Var
ord644
ord537
ord645
_CIlog
__vbaErrorOverflow
__vbaFileOpen
__vbaVarLateMemCallLdRf
__vbaVar2Vec
__vbaInStr
ord570
ord648
__vbaR8Str
__vbaNew2
_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
__vbaAryLock
__vbaVarAdd
__vbaLateMemCall
__vbaStrComp
__vbaStrToAnsi
__vbaVarDup
__vbaFpI4
__vbaVarLateMemCallLd
ord616
__vbaLateMemCallLd
ord617
_CIatan
__vbaCastObj
ord618
__vbaStrMove
__vbaAryCopy
__vbaForEachVar
ord619
__vbaStrVarCopy
__vbaR8IntI4
_allmul
_CItan
__vbaNextEachCollAd
__vbaAryUnlock
__vbaUI1Var
__vbaVarForNext
_CIexp
__vbaFreeStr
__vbaFreeObj
ord581
Sections
.text Size: 260KB - Virtual size: 256KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 19KB
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