Static task
static1
Behavioral task
behavioral1
Sample
MemValid.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
MemValid.exe
Resource
win10v2004-20240221-en
General
-
Target
MemValid.exe
-
Size
164KB
-
MD5
2fbe80614e46c77533f4fbc71b352bde
-
SHA1
7f8d837ea05dc9db4b7cec01fe71847c9aece307
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SHA256
0a7fa79def15b6000b5253e1f1b00815044562ad11a1b5ecc8c4efe2d3e423b4
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SHA512
d3dff71036b9c03feca246da51ec64e53833ff25093105aa8d03c1632f72b0f577381eb73c1131b3ac037341c7b0f9358ed016f826ac9d5679f2c5c5f2b3b49f
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SSDEEP
3072:C+xeVCX4XBtE/fXkTQdUV3PmX8rG0IJQVQCCNKlKAAS/QcMZ1mbYX:mu4bmXkG0IJuQCzKrSYcgH
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource MemValid.exe
Files
-
MemValid.exe.exe windows:4 windows x86 arch:x86
190b515ccdd7986bfd13bca8e2e57d36
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
__vbaVarVargNofree
__vbaFreeVar
__vbaAryMove
__vbaLenBstr
__vbaLineInputStr
__vbaStrVarMove
__vbaGosubReturn
__vbaEnd
__vbaFreeVarList
_adj_fdiv_m64
__vbaFreeObjList
ord516
ord517
_adj_fprem1
ord519
__vbaResume
__vbaStrCat
ord660
__vbaRecDestruct
__vbaSetSystemError
__vbaHresultCheckObj
__vbaVargVarCopy
__vbaLenVar
_adj_fdiv_m32
__vbaAryDestruct
ord591
ord669
__vbaForEachCollObj
__vbaExitProc
ord595
__vbaOnError
__vbaObjSet
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
ord598
__vbaVarIndexLoad
__vbaFpR4
__vbaBoolVarNull
__vbaRefVarAry
_CIsin
ord631
__vbaErase
ord525
__vbaNextEachCollObj
__vbaChkstk
__vbaFileClose
__vbaGosubFree
EVENT_SINK_AddRef
ord527
__vbaGenerateBoundsError
__vbaStrCmp
ord529
__vbaVarTstEq
ord560
__vbaCyI4
__vbaI2I4
DllFunctionCall
__vbaVarOr
__vbaCySub
__vbaLbound
__vbaRedimPreserve
_adj_fpatan
__vbaRedim
__vbaR8Cy
EVENT_SINK_Release
ord600
__vbaUI1I2
_CIsqrt
EVENT_SINK_QueryInterface
__vbaExceptHandler
ord711
ord605
__vbaStrToUnicode
__vbaPrintFile
ord606
_adj_fprem
_adj_fdivr_m64
ord607
__vbaGosub
__vbaFPException
ord717
__vbaStrVarVal
__vbaUbound
__vbaVarCat
ord535
ord537
ord645
_CIlog
__vbaErrorOverflow
__vbaFileOpen
__vbaNew2
ord648
__vbaInStr
__vbaVar2Vec
__vbaCyMulI2
_adj_fdiv_m32i
ord572
_adj_fdivr_m32i
__vbaStrCopy
ord681
__vbaFreeStrList
_adj_fdivr_m32
_adj_fdiv_r
ord685
ord100
__vbaI4Var
__vbaVarCmpEq
__vbaFpCy
__vbaAryLock
__vbaVarDup
__vbaStrToAnsi
__vbaVarCopy
__vbaFpI4
ord616
_CIatan
__vbaStrMove
ord618
__vbaStrVarCopy
__vbaI4Cy
ord650
_allmul
_CItan
ord546
__vbaAryUnlock
_CIexp
__vbaStrCy
__vbaFreeStr
__vbaFreeObj
ord581
Sections
.text Size: 152KB - Virtual size: 150KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ