Static task
static1
Behavioral task
behavioral1
Sample
downhelper.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
downhelper.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
新云软件.url
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
新云软件.url
Resource
win10v2004-20240226-en
General
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Target
bba674ef9000636c3f448d1215662dd5
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Size
286KB
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MD5
bba674ef9000636c3f448d1215662dd5
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SHA1
a47db3a2c9d2328e41a16d08db5bf3433e501fed
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SHA256
3a75ade070475b5ee6067c324434a7972455b938420ce0a2d1213bd2ad62bef8
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SHA512
585cb106f54d7470f3ba2a945a2e71260e99500bd858dcf5574556e95fd20e6ca4882994583dfe82c58ccadb1fb1fff316aa2d170b52a1764d983d620763379f
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SSDEEP
6144:sJ5h/f7Yx/UYI+5McuPTYQirHPdROidq1GWxmjv1KJ:6/E/I+uc6wL1gQpQ
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/downhelper.exe
Files
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bba674ef9000636c3f448d1215662dd5.rar
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downhelper.exe.exe windows:4 windows x86 arch:x86
855d3a2afcdc40ba167495cd6d731140
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
__vbaVarTstGt
_CIcos
_adj_fptan
__vbaVarMove
__vbaFreeVar
__vbaAryMove
__vbaLenBstr
__vbaLateIdCall
__vbaStrVarMove
__vbaVarIdiv
__vbaFreeVarList
__vbaEnd
_adj_fdiv_m64
__vbaFreeObjList
_adj_fprem1
__vbaStrCat
__vbaSetSystemError
__vbaHresultCheckObj
_adj_fdiv_m32
ord666
__vbaAryVar
__vbaAryDestruct
__vbaOnError
__vbaObjSet
ord595
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
ord598
ord520
__vbaBoolVar
__vbaFpR8
_CIsin
ord709
__vbaErase
ord631
ord632
__vbaChkstk
__vbaFileClose
EVENT_SINK_AddRef
__vbaGenerateBoundsError
__vbaStrCmp
__vbaAryConstruct2
__vbaPutOwner4
__vbaI2I4
__vbaObjVar
DllFunctionCall
__vbaFpUI1
_adj_fpatan
__vbaLateIdCallLd
__vbaRedim
__vbaStrR8
EVENT_SINK_Release
ord600
__vbaUI1I2
_CIsqrt
__vbaVarAnd
EVENT_SINK_QueryInterface
__vbaExceptHandler
ord711
ord712
ord606
_adj_fprem
_adj_fdivr_m64
ord608
ord716
__vbaFPException
ord717
__vbaInStrVar
__vbaUbound
__vbaStrVarVal
__vbaVarCat
__vbaI2Var
ord644
ord645
_CIlog
__vbaErrorOverflow
__vbaFileOpen
__vbaInStr
__vbaVar2Vec
__vbaNew2
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
ord681
__vbaFreeStrList
_adj_fdivr_m32
__vbaPowerR8
_adj_fdiv_r
ord100
__vbaVarTstNe
__vbaI4Var
__vbaVarCmpEq
__vbaAryLock
__vbaVarAdd
__vbaLateMemCall
__vbaVarDup
__vbaVarLateMemCallLd
_CIatan
__vbaAryCopy
__vbaStrMove
ord619
_allmul
__vbaLateIdSt
_CItan
__vbaAryUnlock
__vbaUI1Var
_CIexp
__vbaFreeObj
__vbaFreeStr
ord581
Sections
.text Size: 108KB - Virtual size: 107KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 468KB - Virtual size: 467KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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使用说明.txt
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关于被误杀的声明.txt
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新云软件.url.url