Behavioral task
behavioral1
Sample
d1434a4d08341f78a58b3dbf922831cc4dc1cff634acd7385ed81bba15d848df.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
d1434a4d08341f78a58b3dbf922831cc4dc1cff634acd7385ed81bba15d848df.exe
Resource
win10v2004-20231215-en
General
-
Target
9845b8d011afd9d1b2557e3f93c2e031.bin
-
Size
353KB
-
MD5
1404182cb8a253461dedcceb490af3cb
-
SHA1
c7525ba615f29f1d7acf63f9dba810c68f8b90bd
-
SHA256
f38a290cfaf3d4de3e6251336daadf14f45515c97c8f09ce83c19aa6d5e37b8f
-
SHA512
101fe81ad89d73363fb2b2e98b8db573049bd83a20c910c0a28f07d8e2b4e1300c38a80ed6933e95cc58d49025d8f0a42fe967b063456b7bcf700b85f0266250
-
SSDEEP
6144:ricnJoyZObNx/7MnWPXi8RlC92/qef6CYjpaCRrEDqpGP6nWQ8R/LOrfQ:WcJFeNx/7eWdU9AfsphpgUWL/LOrY
Malware Config
Extracted
kutaki
http://treysbeatend.com/laptop/squared.php
http://terebinnahicc.club/sec/kool.txt
Signatures
-
Kutaki family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/d1434a4d08341f78a58b3dbf922831cc4dc1cff634acd7385ed81bba15d848df.exe
Files
-
9845b8d011afd9d1b2557e3f93c2e031.bin.zip
Password: infected
-
d1434a4d08341f78a58b3dbf922831cc4dc1cff634acd7385ed81bba15d848df.exe.exe windows:4 windows x86 arch:x86
Password: infected
70e6405c911e37e751e66490fe6b9801
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
__vbaLateIdCall
__vbaLenBstr
ord696
__vbaPut3
__vbaFreeVarList
__vbaEnd
_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
__vbaOnError
__vbaObjSet
ord596
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
__vbaVarIndexLoad
ord598
__vbaForEachCollVar
ord520
__vbaBoolVarNull
__vbaRefVarAry
__vbaFpR8
_CIsin
__vbaErase
ord631
__vbaVarCmpGt
__vbaVargVarMove
ord525
ord632
__vbaChkstk
ord526
__vbaFileClose
EVENT_SINK_AddRef
ord528
__vbaGenerateBoundsError
ord529
__vbaGet3
__vbaStrCmp
__vbaAryConstruct2
__vbaVarTstEq
__vbaPutOwner4
__vbaNextEachCollVar
__vbaObjVar
__vbaI2I4
ord561
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
ord570
ord648
__vbaNew2
__vbaR8Str
__vbaInStr
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaVarSetObj
ord573
__vbaStrCopy
__vbaI4Str
ord681
__vbaVarCmpLt
__vbaFreeStrList
ord576
_adj_fdivr_m32
__vbaPowerR8
__vbaR8Var
_adj_fdiv_r
ord685
ord100
__vbaVarTstNe
__vbaVarSetVar
__vbaI4Var
__vbaVarCmpEq
ord689
__vbaFpCy
__vbaAryLock
__vbaVarAdd
__vbaStrComp
__vbaStrToAnsi
__vbaVarDup
__vbaFpI4
__vbaVarLateMemCallLd
ord616
__vbaLateMemCallLd
ord617
_CIatan
__vbaCastObj
ord618
__vbaAryCopy
__vbaStrMove
__vbaForEachVar
ord619
__vbaStrVarCopy
__vbaR8IntI4
_allmul
_CItan
__vbaNextEachCollAd
__vbaAryUnlock
__vbaUI1Var
__vbaVarForNext
_CIexp
__vbaFreeStr
__vbaFreeObj
ord581
Sections
.text Size: 240KB - Virtual size: 237KB
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: 288KB - Virtual size: 284KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ