Static task
static1
Behavioral task
behavioral1
Sample
KUMATUBES_Challan.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
KUMATUBES_Challan.exe
Resource
win10v2004-20220414-en
General
-
Target
3a2720b1b2f8615c9ac2b2e95c0bd94728bbafd653b6dc86454aa083066f954f
-
Size
366KB
-
MD5
bef7abb5e38e98bfa6021f5a72337def
-
SHA1
25064aff48aa02744134e8e2f9febd34d18052f6
-
SHA256
3a2720b1b2f8615c9ac2b2e95c0bd94728bbafd653b6dc86454aa083066f954f
-
SHA512
2e253de32c3f6eb1389ade18a718d0f302d30c96887a79f305aa6bd0653959ba242df8cc46a009db0dfebe1c75b4e9bc92fa5da97c2eb45666ee1bbc2cbd9437
-
SSDEEP
6144:u7qMhcm1M3ch755SBydKd1U4GhA9j4HD/VCSy3hwzlMRkyudQMSmy+lqSHTon8rL:KBcEMMh755SIdKc4wA9j4j/Uh+PKMSmv
Malware Config
Signatures
-
Kutaki Executable 1 IoCs
resource yara_rule static1/unpack001/KUMATUBES_Challan.cmd family_kutaki -
Kutaki family
Files
-
3a2720b1b2f8615c9ac2b2e95c0bd94728bbafd653b6dc86454aa083066f954f.zip
-
KUMATUBES_Challan.cmd.exe windows x86
71eb70ba070c495ab8b0ad51c7c37fc4
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
ord690
__vbaStrI2
_CIcos
_adj_fptan
__vbaHresultCheck
__vbaVarMove
__vbaStrI4
__vbaVarVargNofree
__vbaAryMove
__vbaFreeVar
__vbaLateIdCall
__vbaLenBstr
__vbaStrVarMove
ord696
__vbaPut3
__vbaEnd
__vbaFreeVarList
_adj_fdiv_m64
ord698
ord621
__vbaNextEachVar
__vbaFreeObjList
ord516
__vbaVarIndexLoadRef
__vbaStrErrVarCopy
_adj_fprem1
ord518
ord519
ord626
__vbaVarCmpNe
__vbaForEachCollAd
__vbaStrCat
__vbaWriteFile
ord660
__vbaSetSystemError
__vbaLenBstrB
__vbaHresultCheckObj
__vbaLenVar
_adj_fdiv_m32
__vbaAryVar
ord667
__vbaAryDestruct
ord591
__vbaVarIndexLoadRefLock
ord593
__vbaVarForInit
__vbaExitProc
ord594
__vbaObjSet
ord595
__vbaOnError
ord596
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
__vbaVarIndexLoad
ord598
__vbaForEachCollVar
ord520
__vbaRefVarAry
__vbaFpR8
__vbaBoolVarNull
_CIsin
__vbaErase
ord631
__vbaVargVarMove
ord525
__vbaVarCmpGt
ord632
__vbaChkstk
ord526
__vbaFileClose
EVENT_SINK_AddRef
ord528
__vbaGenerateBoundsError
ord529
__vbaGet3
__vbaStrCmp
__vbaAryConstruct2
__vbaVarTstEq
__vbaPutOwner4
ord560
__vbaDateR8
__vbaNextEachCollVar
ord561
__vbaObjVar
__vbaI2I4
DllFunctionCall
ord563
ord670
__vbaVarOr
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
__vbaDateStr
_adj_fprem
_adj_fdivr_m64
ord714
ord607
__vbaFailedFriend
__vbaR8ErrVar
ord608
ord716
ord531
__vbaFPException
__vbaInStrVar
ord717
__vbaUbound
__vbaStrVarVal
__vbaVarCat
__vbaDateVar
__vbaI2Var
ord644
ord537
ord645
_CIlog
__vbaErrorOverflow
__vbaFileOpen
__vbaVar2Vec
ord648
__vbaR8Str
ord570
__vbaInStr
__vbaNew2
__vbaVarLateMemCallLdRf
_adj_fdiv_m32i
_adj_fdivr_m32i
ord573
__vbaVarSetObj
__vbaStrCopy
__vbaI4Str
ord681
__vbaVarCmpLt
__vbaFreeStrList
ord576
_adj_fdivr_m32
__vbaPowerR8
__vbaR8Var
_adj_fdiv_r
ord685
ord100
__vbaVarTstNe
__vbaVarSetVar
__vbaI4Var
ord689
__vbaVarCmpEq
__vbaFpCy
__vbaAryLock
__vbaLateMemCall
__vbaVarAdd
__vbaStrComp
__vbaStrToAnsi
__vbaVarDup
__vbaFpI4
ord616
__vbaVarLateMemCallLd
ord617
__vbaLateMemCallLd
__vbaVarSetObjAddref
_CIatan
ord618
__vbaAryCopy
__vbaStrMove
__vbaCastObj
__vbaForEachVar
ord619
__vbaStrVarCopy
__vbaR8IntI4
_allmul
__vbaLateIdSt
_CItan
__vbaNextEachCollAd
__vbaUI1Var
__vbaAryUnlock
__vbaVarForNext
_CIexp
__vbaFreeObj
__vbaFreeStr
ord581
Sections
.text Size: 360KB - Virtual size: 359KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 264KB - Virtual size: 263KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ