Static task
static1
Behavioral task
behavioral1
Sample
KR!PT3R.exe
Resource
win7-20230703-en
Behavioral task
behavioral2
Sample
KR!PT3R.exe
Resource
win10v2004-20230703-en
General
-
Target
KR!PT3R.exe
-
Size
336KB
-
MD5
cbdcb9a4387386615417e3ac4956a805
-
SHA1
0316bd0ca6c64c6fd96f08bcd217fc0f5b2888eb
-
SHA256
d24bdb4d4781e49c26fcc7870eecc1d6e969f38ae7723d6100ed41ae7a9589ca
-
SHA512
2d09a7a39ec3f933f21c3c2fa2219fdfa3d95ed850c122113e467f2bc24ff79f517b0ab816233a140f28a115c53615fc6afa8fd4ca7d1b62e62b6ea861b0b5bf
-
SSDEEP
3072:9Dj9GAUTFh8HOqZbMo/dVVfmHAhK5eNuk+5ZumUiIahPqFGbDj:9DjLr5BmUiAqDj
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource KR!PT3R.exe
Files
-
KR!PT3R.exe.exe windows x86
6367f9934ca9103c586a13fa14e397b9
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
__vbaStrI2
_CIcos
_adj_fptan
__vbaStrI4
__vbaVarMove
__vbaFreeVar
__vbaAryMove
__vbaLateIdCall
ord588
__vbaLenBstr
__vbaStrVarMove
__vbaPut3
__vbaFreeVarList
_adj_fdiv_m64
__vbaRaiseEvent
__vbaFreeObjList
ord516
_adj_fprem1
ord518
__vbaStrCat
__vbaLsetFixstr
__vbaRecDestruct
__vbaSetSystemError
__vbaHresultCheckObj
__vbaLenBstrB
_adj_fdiv_m32
ord666
__vbaAryDestruct
ord591
__vbaVarForInit
ord593
__vbaExitProc
__vbaForEachCollObj
ord595
__vbaOnError
__vbaObjSet
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
ord520
__vbaBoolVar
__vbaBoolVarNull
_CIsin
__vbaErase
__vbaLateMemStAd
ord632
__vbaNextEachCollObj
__vbaChkstk
__vbaFileClose
ord526
EVENT_SINK_AddRef
ord528
__vbaGenerateBoundsError
ord529
__vbaStrCmp
__vbaAryConstruct2
__vbaPutOwner3
__vbaVarTstEq
__vbaGet4
__vbaI2I4
DllFunctionCall
__vbaVarOr
__vbaCastObjVar
__vbaRedimPreserve
_adj_fpatan
__vbaLateIdCallLd
__vbaRedim
EVENT_SINK_Release
_CIsqrt
__vbaVarAnd
EVENT_SINK_QueryInterface
__vbaUI1I4
__vbaExceptHandler
__vbaPrintFile
__vbaStrToUnicode
_adj_fprem
_adj_fdivr_m64
ord608
__vbaFPException
ord717
__vbaUbound
__vbaGetOwner3
__vbaStrVarVal
__vbaVarCat
__vbaGetOwner4
__vbaI2Var
ord537
__vbaFileSeek
ord645
_CIlog
__vbaErrorOverflow
__vbaFileOpen
__vbaNew2
__vbaVar2Vec
ord648
ord570
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
ord681
__vbaFreeStrList
ord576
_adj_fdivr_m32
_adj_fdiv_r
ord685
ord100
__vbaVarTstNe
__vbaI4Var
__vbaVarCmpEq
__vbaAryLock
__vbaVarDup
__vbaStrToAnsi
__vbaFpI2
ord616
__vbaFpI4
__vbaLateMemCallLd
_CIatan
ord618
__vbaStrMove
__vbaAryCopy
__vbaCastObj
ord619
__vbaR8IntI4
_allmul
__vbaLateIdSt
_CItan
__vbaAryUnlock
__vbaVarForNext
_CIexp
__vbaFreeStr
ord580
__vbaFreeObj
ord581
Sections
.text Size: 300KB - Virtual size: 297KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 28KB - Virtual size: 25KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ