Static task
static1
Behavioral task
behavioral1
Sample
KVhelper.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
KVhelper.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
新云软件.url
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
新云软件.url
Resource
win10v2004-20231215-en
General
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Target
49ee10996202d0220930bca36ec24707
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Size
62KB
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MD5
49ee10996202d0220930bca36ec24707
-
SHA1
df853271467721c34d11883b1d4d652f03e94e2b
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SHA256
8ca8984b0d9e95165d93e4a3569a40097afaf84845d8d052af69e759dd885a42
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SHA512
7e2a5c4ddd59676f8d8da92fb582ea8ec0e4c958b2814f7764ee0114d777c971ef3ab17227dd92433f141a4c8aab7557b0146f8a34230e0be43640458a2adc5d
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SSDEEP
1536:Ug5zwEehBdArj2hANz1HeChanXrS8g88+DHwMSED0U5K3W:bzXUHtAx1+TXzDQMSScW
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/KVhelper.exe
Files
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49ee10996202d0220930bca36ec24707.rar
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KVhelper.exe.exe windows:4 windows x86 arch:x86
4e2a6901b3e22542a37b1c84e963e78e
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
__vbaVarSub
_CIcos
_adj_fptan
__vbaVarMove
__vbaFreeVar
__vbaStrVarMove
__vbaLenBstr
__vbaLineInputStr
ord588
__vbaEnd
__vbaFreeVarList
_adj_fdiv_m64
__vbaFreeObjList
ord516
ord517
_adj_fprem1
__vbaRecAnsiToUni
ord518
__vbaStrCat
__vbaLsetFixstr
__vbaRecDestruct
__vbaSetSystemError
__vbaHresultCheckObj
__vbaNameFile
_adj_fdiv_m32
__vbaAryDestruct
__vbaExitProc
__vbaVarForInit
__vbaObjSet
__vbaOnError
ord595
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
__vbaStrFixstr
__vbaBoolVarNull
__vbaFpR8
_CIsin
ord632
__vbaChkstk
__vbaFileClose
__vbaGosubFree
ord526
EVENT_SINK_AddRef
__vbaGenerateBoundsError
ord529
__vbaStrCmp
__vbaVarTstEq
__vbaAryConstruct2
__vbaI2I4
DllFunctionCall
__vbaVarOr
ord670
__vbaStrR4
__vbaRedimPreserve
_adj_fpatan
__vbaLateIdCallLd
__vbaRecUniToAnsi
EVENT_SINK_Release
ord600
_CIsqrt
EVENT_SINK_QueryInterface
__vbaExceptHandler
__vbaStrToUnicode
_adj_fprem
_adj_fdivr_m64
__vbaGosub
ord608
ord531
__vbaFPException
__vbaInStrVar
__vbaStrVarVal
__vbaVarCat
__vbaI2Var
ord537
_CIlog
__vbaErrorOverflow
__vbaFileOpen
__vbaNew2
__vbaR8Str
ord571
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
__vbaI4Str
__vbaFreeStrList
_adj_fdivr_m32
_adj_fdiv_r
ord100
__vbaI4Var
__vbaVarCmpEq
__vbaAryLock
__vbaStrToAnsi
__vbaVarDup
__vbaFpI4
__vbaVarCopy
ord616
__vbaRecDestructAnsi
ord617
_CIatan
__vbaStrMove
ord619
_allmul
_CItan
__vbaAryUnlock
__vbaVarForNext
_CIexp
__vbaFreeObj
__vbaFreeStr
ord580
ord581
Sections
.text Size: 156KB - Virtual size: 154KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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readme.txt
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新云软件.url.url