kutaki | Challan[.]zip

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General

Target

Challan.zip
Size

326KB
MD5

c8c63f4b9c7e4c71db6a665d5f546c1a
SHA1

b27f180f59abd708880f984a4b26e78a1aecb0be
SHA256

829063ecf2c3147d2d1f14b2902648c2527b2ce6fbfcdc64d6ce426f0bf2d275
SHA512

feaa3cee34ca7c18f09686baeef35d600d7d65f786e402020ee7f6d765b8632c5046f7c0da0dc591edbb69b65861c53154b0610d6a08adf5d9de2ff75444d9b8
SSDEEP

6144:TbjiHMlrEMvsPr+/4GlA9JmHN/VCGY3Rw9l8bkAuPQUS0y+lQiHTovWfy3DYR3:9BsPC/46A9Jmt/wRuxoUS0mCkvPzYR3

Score

10^/10

kutaki

Malware Config

Extracted

Family

kutaki

http://treysbeatend.com/laptop/squared.php

http://terebinnahicc.club/sec/kool.txt

Signatures

Kutaki family
kutaki

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/Challan.cmd

Files

Challan.zip
.zip
Challan.cmd
.exe windows:4 windows x86 arch:x86

1f822c1e79e8caf20b5c10ee0c0c57b9

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
__vbaRaiseEvent
__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
ord300
ord594
ord595
__vbaOnError
__vbaObjSet
ord596
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
__vbaVarIndexLoad
ord598
ord599
ord306
__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
__vbaObjVar
__vbaI2I4
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
__vbaNew2
ord570
ord648
__vbaR8Str
_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
__vbaLateMemCall
__vbaVarAdd
__vbaStrComp
__vbaStrToAnsi
__vbaVarDup
__vbaFpI4
__vbaVarLateMemCallLd
ord616
__vbaLateMemCallLd
ord617
_CIatan
__vbaCastObj
ord618
__vbaStrMove
__vbaAryCopy
__vbaForEachVar
ord619
__vbaStrVarCopy
__vbaR8IntI4
_allmul
_CItan
__vbaNextEachCollAd
__vbaAryUnlock
__vbaUI1Var
__vbaVarForNext
_CIexp
__vbaFreeObj
__vbaFreeStr
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

Sharing

General

Malware Config

Extracted

Signatures

Files

1f822c1e79e8caf20b5c10ee0c0c57b9

Headers

File Characteristics

Imports

msvbvm60

Sections

.text Size: 200KB - Virtual size: 197KB

.data Size: 4KB - Virtual size: 12KB

.rsrc Size: 264KB - Virtual size: 262KB

.text
Size: 200KB - Virtual size: 197KB

.data
Size: 4KB - Virtual size: 12KB

.rsrc
Size: 264KB - Virtual size: 262KB