Gen.Variant.Graftor.123006_4fb297e023

Dynamic Analysis

Payload

Behaviour	Description
EmailWorm	Worm can send e-mails.

Process activity

The Trojan creates the following process(es):

%original file name%.exe:312

The Trojan injects its code into the following process(es):No processes have been created.

Mutexes

The following mutexes were created/opened:No objects were found.

File activity

The process %original file name%.exe:312 makes changes in the file system.

The Trojan creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\load[1].gif (817 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQISTQM\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\4DQJW9YN\qlogin[1].htm (6 bytes)
%Documents and Settings%\%current user%\Local Settings\History\History.IE5\desktop.ini (159 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\4DQJW9YN\cross_proxy[1].html (1001 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\qlogin[1].com%2Fgroup&low_login=0&style=12&authParamUrl=&needVip=0 (680 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQISTQM\cross_proxy[1].htm (1 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\WLMVCPYN\h_xui[1].js (21 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\4DQJW9YN\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\WLMVCPYN\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\icon_3[1].png (7 bytes)

The Trojan deletes the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\qlogin[1].com%2Fgroup&low_login=0&style=12&authParamUrl=&needVip=0 (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\4DQJW9YN\cross_proxy[1].html (0 bytes)

Registry activity

The process %original file name%.exe:312 makes changes in the system registry.

The Trojan creates and/or sets the following values in system registry:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd72-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Directory" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path4]
"CacheLimit" = "65452"
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache4"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CacheLimit" = "65452"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache]
"@xpsp3res.dll,-20001" = "Diagnose Connection Problems..."

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd73-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cookies" = "%Documents and Settings%\%current user%\Cookies"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache2"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common AppData" = "%Documents and Settings%\All Users\Application Data"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"

[HKLM\System\CurrentControlSet\Hardware Profiles\0001\Software\Microsoft\windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CacheLimit" = "65452"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections]
"SavedLegacySettings" = "3C 00 00 00 1B 00 00 00 01 00 00 00 00 00 00 00"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Local AppData" = "%Documents and Settings%\%current user%\Local Settings\Application Data"

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "23 F5 A5 99 4C 0B 7D 60 B3 72 B3 C2 FE 1F 60 6F"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache1"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CacheLimit" = "65452"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"MigrateProxy" = "1"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"History" = "%Documents and Settings%\%current user%\Local Settings\History"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{b98117e8-75ca-11e2-81b2-000c293708fb}]
"BaseClass" = "Drive"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache3"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Paths" = "4"

The Trojan modifies IE settings for security zones to map all local web-nodes with no dots which do not refer to any zone to the Intranet Zone:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"UNCAsIntranet" = "1"

The Trojan modifies IE settings for security zones to map all web-nodes that bypassing the proxy to the Intranet Zone:

"ProxyBypass" = "1"

Proxy settings are disabled:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"

The Trojan modifies IE settings for security zones to map all urls to the Intranet Zone:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"IntranetName" = "1"

The Trojan deletes the following value(s) in system registry:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"AutoConfigURL"
"ProxyServer"
"ProxyOverride"

Dropped PE files

There are no dropped PE files.

HOSTS file anomalies

No changes have been detected.

Rootkit activity

No anomalies have been detected.

Propagation

Removals

Remove it with Ad-Aware

1. Click (here) to download and install Ad-Aware Free Antivirus.
2. Update the definition files.
3. Run a full scan of your computer.

Manual removal*

1. Terminate malicious process(es) (How to End a Process With the Task Manager):

   %original file name%.exe:312

2. Delete the original Trojan file.
   
3. Delete or disinfect the following files created/modified by the Trojan:

   %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\load[1].gif (817 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQISTQM\desktop.ini (67 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\4DQJW9YN\qlogin[1].htm (6 bytes)
   %Documents and Settings%\%current user%\Local Settings\History\History.IE5\desktop.ini (159 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\4DQJW9YN\cross_proxy[1].html (1001 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\qlogin[1].com%2Fgroup&low_login=0&style=12&authParamUrl=&needVip=0 (680 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQISTQM\cross_proxy[1].htm (1 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\WLMVCPYN\h_xui[1].js (21 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\4DQJW9YN\desktop.ini (67 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\desktop.ini (67 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\WLMVCPYN\desktop.ini (67 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\icon_3[1].png (7 bytes)

4. Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
   

*Manual removal may cause unexpected system behaviour and should be performed at your own risk.

Static Analysis

VersionInfo

Company Name:
Product Name: ?????
Product Version: 1.0.0.0
Legal Copyright: ?????? ????????
Legal Trademarks:
Original Filename:
Internal Name:
File Version: 1.0.0.0
File Description: ?????
Comments: ??????????(http://www.eyuyan.com)
Language: Language Neutral

Company Name: Product Name: ?????Product Version: 1.0.0.0Legal Copyright: ?????? ????????Legal Trademarks: Original Filename: Internal Name: File Version: 1.0.0.0File Description: ?????Comments: ??????????(http://www.eyuyan.com)Language: Language Neutral

PE Sections

Name	Virtual Address	Virtual Size	Raw Size	Entropy	Section MD5
.text	4096	559931	561152	4.52917	bd7bdf49a2acdaba5f6cdcbb2ab754ab
.rdata	565248	945114	946176	5.41208	9992464fa18e9d8f4dab2ba601b7d114
.data	1511424	241000	65536	3.5161	5cbca942b2989393939a7e712c8259d0
.rsrc	1753088	41624	45056	4.18583	56f8da68df43025dd4c2fda23a8eb12a

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

Network Activity

URLs

URL	IP
hxxp://ui.ptlogin2.qq.com/cgi-bin/qlogin?domain=qq.com&lang=2052&qtarget=1&jumpname=&appid=549000912&param=u1%3Dhttp%253A%252F%252Fqun.qzone.qq.com%252Fgroup&mibao_css=&s_url=http%3A%2F%2Fqun.qzone.qq.com%2Fgroup&low_login=0&style=12&authParamUrl=&needVip=0
hxxp://imgcache.qq.com.cdngc.net/ptlogin/v4/style/11/images/icon_3.png	151.249.89.137
hxxp://imgcache.qq.com.cdngc.net/ptlogin/ver/10158/js/h_xui.js?max_age=604800	151.249.89.137
hxxp://ui.ptlogin2.qq.com/cross_proxy.html
hxxp://imgcache.qq.com.cdngc.net/ptlogin/v4/style/0/images/load.gif	151.249.89.137
hxxp://xui.ptlogin2.qq.com/cgi-bin/qlogin?domain=qq.com&lang=2052&qtarget=1&jumpname=&appid=549000912&param=u1%3Dhttp%253A%252F%252Fqun.qzone.qq.com%252Fgroup&mibao_css=&s_url=http%3A%2F%2Fqun.qzone.qq.com%2Fgroup&low_login=0&style=12&authParamUrl=&needVip=0	163.177.72.188
hxxp://imgcache.qq.com/ptlogin/v4/style/0/images/load.gif	151.249.89.137
hxxp://imgcache.qq.com/ptlogin/v4/style/11/images/icon_3.png	151.249.89.137
hxxp://imgcache.qq.com/ptlogin/ver/10158/js/h_xui.js?max_age=604800	151.249.89.137
log.wtlogin.qq.com	183.61.38.241

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

GET /ptlogin/ver/10158/js/h_xui.js?max_age=604800 HTTP/1.1

Accept: */*

Referer: hXXp://xui.ptlogin2.qq.com/cgi-bin/qlogin?domain=qq.com&lang=2052&qtarget=1&jumpname=&appid=549000912&param=u1%3Dhttp%253A%252F%252Fqun.qzone.qq.com%252Fgroup&mibao_css=&s_url=http%3A%2F%2Fqun.qzone.qq.com%2Fgroup&low_login=0&style=12&authParamUrl=&needVip=0

Accept-Language: en-us

Accept-Encoding: gzip, deflate

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)

Host: imgcache.qq.com

Connection: Keep-Alive

HTTP/1.1 200 OK

Date: Wed, 01 Jun 2016 12:25:17 GMT

Server: PWS/8.1.36.0005

X-Px: ms h0-s1129.p11-fra ( h0-s1195.p11-fra), ht h0-s1195.p11-fra.cdngp.net

ETag: "5742a28b-5525"

Cache-Control: max-age=600

Expires: Wed, 01 Jun 2016 12:29:41 GMT

Age: 336

Content-Length: 7458

Content-Type: application/x-javascript; charset=utf-8

Content-Encoding: gzip

Vary: Accept-Encoding

Px-Uncompress-Origin: 21797

Last-Modified: Mon, 23 May 2016 06:26:19 GMT

Connection: keep-alive

...........<ko$.q../.}.rF..'y.]6..{H..t'.g..Q..l.rt.3s3.$...I. ..'_..1.....A.....`..3:Y.....~......I..$.q....U]....<pS/.jS.......g.N\.,.'.G..r7....l...V.,m&.........=......iz4.....c.~x...1?}4..#...X..5.I.Gb$..$..`j..g......{..1w.1....;.,....VlS....x.\.N..Y.}..t...p.ZN<...1i...sN..2..<.j|9..N.Q....p.-9......Sv...O...[r9.....(..0]D|....u....T..:N...t...?.`%.3X....C,.g.C........|t4..x.n..b..........w..~.?.{.N..........5I5...I.......:.=(T.....=..{..t::~...}..|M.0).9.Cg<.....G../x.%.b.m.....#g..A...q..bc.n.>.8#r)..I.............g.4.#.k.A..G.Eh...0I..I.L....Zgp8..1....c..w.}....r.7s...t..s.P.M,.._.......O.....O........>..'.../^..?>......?"........... ......e<..J....&W.x \.E..X..:e.....MG1.o...9g.A....gY....6.BJ....>..i......`(9...J6a,..&b.p.tO...IE....g..p.........D..wBS........r.5H........l*v.n..@.n1......<=...&.\.q.-,K.!_rV..M..wi h.^..AI.i..5..?d\.agk......!..xg>co..5]..V.R.].;\....a]..t....1...L.....^..z.R...o....Q./.;..c..`..x..v...w.a|.;...Z.(..M......A@.. .......5....;.`...b)8#.4'.3...d...GP.a.....oz.M......l:H.X..to....w\n...`...4.....@....j..e.o..N.\kQwH.\.....'1q...$.4......,T_.....Y....&.&..P.@.U.Q.F6..&..!A...a.ao........{.!0p.........i.A..S....F.N&...G.....v....n.^....N.!...].j...=S..I..1., ..4......aP..J......S..Ch.....{.w.>z..;..{.....=.....w...8...*.5Du.....u.67iG...P..t..B|(\-'U.a..LT.....%h.l.....Z.....Y...>#'vf...x....0.fSa.<..f... Gi.%}8I~...F!.$7.....J....9H.YKi..;.6..tYu1D..F.....Y..^..z..i...2f[p...(..4.......-.B....;BM...s..9i......_O....#..".8...I.

<<< skipped >>>

GET /cgi-bin/qlogin?domain=qq.com&lang=2052&qtarget=1&jumpname=&appid=549000912&param=u1%3Dhttp%253A%252F%252Fqun.qzone.qq.com%252Fgroup&mibao_css=&s_url=http%3A%2F%2Fqun.qzone.qq.com%2Fgroup&low_login=0&style=12&authParamUrl=&needVip=0 HTTP/1.1

Accept: */*

Accept-Language: en-us

Accept-Encoding: gzip, deflate

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)

Host: xui.ptlogin2.qq.com

Connection: Keep-Alive

HTTP/1.1 200 OK

Date: Wed, 01 Jun 2016 12:25:10 GMT

Content-Type: text/html

Content-Length: 2706

Connection: keep-alive

Server: QZHTTP-2.38.20

P3P: CP="CAO PSA OUR"

Cache-Control: max-age=604800

Set-Cookie: pt_local_token=518370393; PATH=/; DOMAIN=ptlogin2.qq.com;

Last-Modified: Thu, 08 Mar 2012 02:04:00 GMT

Content-Encoding: gzip

...........Yys....*.f.!G$...-..<......# M.4.Y.Krm.......q..9.....5..N..mb i..j..SA...W..]...;.'.v2...o..........K..;..tX.U..p........bmI....W.{b..I....z...2.{.....HA...C.677.....mm}M...*.p.Yf....... ....^dN.R....0'%.Y\...AJ......0...1....v@.b._&bd.i.{C.;8..3{.U..F..v...>!...-r...A...o...8..4}g.......Rw.X....K.!..=\:.R...[Wv?.yC.E....T..F..m........8.k.z~Uqi... ...\ ..=2.}.}.!..bn.d..p.&6{.CB..A..=..P3.....^T.o.8.6..I7.~... ..........>..}.l.B....v.6........Z.\.T.6f5..V.h...$.(8......*._.I@0S..g.-.\9T......8O..:x!.l.G..G..c~c.:.c.V..,.....:VD\b.~..v...C:83.%.......2v..o.%....~.7#..1.pI..5.x.q#.ptdr....bd..R.K..aC..0.,....D".,.*..:......>.dzc.mc.F.I]......z..'.)...:W.Nk.. ..*.....Q..m.z........p 3.M.=-`W. .l.\...F~h.>.t..aEMt..S. VN.U.Chr ...^..L..#...6S.O...oa....7..........$.3..!<......\2.9._-.h>O..dJnB>%!....-..sR .&!9.%N....|#.Y.d"( u.J/J.\.T...r...5.c.=.1d../..z..M.:$.y.....Dm.zR....._OK.z.hQ..|.<..... .G..O.......3 .).D..d..!...(...-....N.%il."6V....B.|.P.........mE.~.#...@m...]E..S.E....l.k.{.4........*"....".........j..Q..q...G..{.C.....<.,}..xF.G.&3.H;y.=.3..s..:z.7.-.B.a.u......./0..b#.6.....V I[..;..... ....G.........^. ...D.:YS.4U.Z^.Z"..A.O..FN......rd.FiP..B...f..iG.<N....ijE.....y....%......*..........G.y0.q....!"32...H#.U.D&E.B.....03..4....J>.h:6<..L. .`.......&.@.....R...{...s..]..-.*....F.eA.M0..!.....L_|. .!9y...BC..~hf;V..h...C...sd ..VW...U...A..a:..<...q.n.r...d|.`8.Cv.....nV7.l..}...g:0aB.2..a.#........T,....}......w......t...fX..&...=.A......<..

<<< skipped >>>

GET /cross_proxy.html HTTP/1.1

Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/x-ms-application, application/x-ms-xbap, application/vnd.ms-xpsdocument, application/xaml xml, */*

Referer: hXXp://xui.ptlogin2.qq.com/cgi-bin/qlogin?domain=qq.com&lang=2052&qtarget=1&jumpname=&appid=549000912&param=u1%3Dhttp%253A%252F%252Fqun.qzone.qq.com%252Fgroup&mibao_css=&s_url=http%3A%2F%2Fqun.qzone.qq.com%2Fgroup&low_login=0&style=12&authParamUrl=&needVip=0

Accept-Language: en-us

Accept-Encoding: gzip, deflate

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)

Host: ui.ptlogin2.qq.com

Connection: Keep-Alive

Cookie: pt_local_token=518370393; ptui_qstatus=3

HTTP/1.1 200 OK

Date: Wed, 01 Jun 2016 12:22:10 GMT

Content-Type: text/html

Content-Length: 1001

Connection: keep-alive

Server: QZHTTP-2.38.20

Last-Modified: Mon, 01 Jun 2015 01:52:25 GMT

Content-Encoding: gzip

Cache-Control: public; max-age=86400

Expires: Thu, 02 Jun 2016 12:25:18 GMT

...........U[o.E.~.H........S.H.'.@.T.5mI]..:.xwlo..qgfc..R....-OE%B..<TH.VB..A......_`f.N.KA..3.|.;.9..c.J....%P...\.~.....Y.>:[@h...>~..|...3..p.......-]....h..j.Zv..MY..WP[q......c../|xnrb>..n..wN.....js.&.W....(t....5..h$H$..N.@.....i.....W.......}...hD Br..h.3..EJ.....BR..n.5..*.5.@.p.k....UBv.........Ys.u....D...8.E...f..b..(.\.)BZ....FA.Bk_.9.m.D...^..y.....KM5.<E.<F9_.......BFP.f.3i.....6-...l......w/.?....L.....{.l.....6~L~.L.....=..s......~6.~.../.......`D.L.a.....1...}.8u....i..21N...e...k..b....a.$.$....:!),..e...;../v_>....A.m......Cr.)h..g..W....?I.?......V.....7...d..:0..S;...MN...p.....'. ^.s.........m4i$S?..F..........j9o.iXR`...0>.....^H99.O%.J.g.....uRc.#L..0*..[.<....|...VR.....4.V..zF.....V.G.0T..6.x...-.....e..@....y;&.#..#l......Ys.Zr...z....7QF.4....L..B~...f,yp..[..Q..H...D.]W"J.u]T.FL..q..q..^.By...5n&.-......l....`W..t.X.|7....]Pn.i..Z..<..ri:[^......R.q,5[...*.v.x......A.....L"..C..H..,0.H.......0l...R..U.-..=..~.7..r.....3.....;.F!..........).6.._.....$.....HTTP/1.1 200 OK..Date: Wed, 01 Jun 2016 12:22:10 GMT..Content-Type: text/html..Content-Length: 1001..Connection: keep-alive..Server: QZHTTP-2.38.20..Last-Modified: Mon, 01 Jun 2015 01:52:25 GMT..Content-Encoding: gzip..Cache-Control: public; max-age=86400..Expires: Thu, 02 Jun 2016 12:25:18 GMT.............U[o.E.~.H........S.H.'.@.T.5mI]..:.xwlo..qgfc..R....-OE%B..<TH.VB..A......_`f.N.KA..3.|.;.9..c.J....%P...\.~.....Y.>:[@h...>~..|...3..p.......-]....h..j.Zv..MY..WP[q......c../|xnrb>..n.

<<< skipped >>>

GET /ptlogin/v4/style/11/images/icon_3.png HTTP/1.1

Accept: */*

Referer: hXXp://xui.ptlogin2.qq.com/cgi-bin/qlogin?domain=qq.com&lang=2052&qtarget=1&jumpname=&appid=549000912&param=u1%3Dhttp%253A%252F%252Fqun.qzone.qq.com%252Fgroup&mibao_css=&s_url=http%3A%2F%2Fqun.qzone.qq.com%2Fgroup&low_login=0&style=12&authParamUrl=&needVip=0

Accept-Language: en-us

Accept-Encoding: gzip, deflate

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)

Host: imgcache.qq.com

Connection: Keep-Alive

HTTP/1.1 200 OK

Date: Wed, 01 Jun 2016 12:25:17 GMT

Server: PWS/8.1.36.0005

X-Px: ms h0-s1129.p11-fra ( h0-s1195.p11-fra), ht h0-s1195.p11-fra.cdngp.net

ETag: "5506987d-1d59"

Cache-Control: max-age=7200

Expires: Wed, 01 Jun 2016 14:06:51 GMT

Age: 1106

Content-Length: 7513

Content-Type: image/png

Last-Modified: Mon, 16 Mar 2015 08:46:53 GMT

Connection: keep-alive

.PNG........IHDR.......c.......tu....tEXtSoftware.Adobe ImageReadyq.e<....PLTE....................Bt......./..-..&.....".... .....oX..............$....N1.........YZb..~.........y.*..............}.........n..A..{....................u.)[...........}.,..........o....../..@......X....~....gf0/;...........`............................E&...?AP....:,............."....R.,~.5........=......k.&........................~..j..lnr.<... j.2Q....[I..p.&..7..G..................h....tRNS................................................................................................................................8.Kg....IDATx....C....a..N./N.>.G@Eiw_4h....M.(G 1-,K.S..v..q..4...}......Pl....|*.~<..Z3...R.|....L..D.e..t(..........X....."aK!QH...D!QH...D!QH...D!QH...D!QH...D!QH...D!QH...D!QH...D!QH... Q;fY.;f.C.. .w......B@D...,@bjJ.L@.@.l...(....O.....n)....g5..D.._Q"]..&>...W9.i.......].....d.."a.......Hn.WH...D!QH...D!QH...D!QH...D!QH...D!QH...D!QH...D!QH...D!Q...]n.H.^HYEB(.H...... 2....N.j.N!..S.... ..a.i.q.o.M.V.rj.|......^?.g=..<<..Oo...z.i.^_.[o..o.4..#..D..._{.7...O..KO..O4..D.:.......z....X.:.......B..l....C|.. ?)$.....z.#.19..I..@..=..KL...8W]..W.u.H...Y.V.s..|..?....VH.....~. $...j.9.. ....sG.>.D!9...z,......X..B.5...F..^..k$_...Dr..B$..c)$..B........:Dr.......k$......./..B.1.W..-....._._.....K....?>..%_{K..BGH._^..C..R....9;@.L.zyp.P:X...sv..Z-Y..L.$...W.......$.Y....H!QH...D!QH.@R.7. ...z......%.J3.`....>D......OL.Db.iC..#)..n..X."..I.u.GH...#.f.m..n$.. ......v$.;....E....j&.....%5....u.

<<< skipped >>>

GET /ptlogin/v4/style/0/images/load.gif HTTP/1.1

Accept: */*

Referer: hXXp://xui.ptlogin2.qq.com/cgi-bin/qlogin?domain=qq.com&lang=2052&qtarget=1&jumpname=&appid=549000912&param=u1%3Dhttp%253A%252F%252Fqun.qzone.qq.com%252Fgroup&mibao_css=&s_url=http%3A%2F%2Fqun.qzone.qq.com%2Fgroup&low_login=0&style=12&authParamUrl=&needVip=0

Accept-Language: en-us

Accept-Encoding: gzip, deflate

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)

Host: imgcache.qq.com

Connection: Keep-Alive

HTTP/1.1 200 OK

Date: Wed, 01 Jun 2016 12:25:19 GMT

Server: PWS/8.1.36.0005

X-Px: ms h0-s1129.p11-fra ( h0-s1210.p11-fra), ht h0-s1210.p11-fra.cdngp.net

ETag: "5506987c-331"

Cache-Control: max-age=7200

Expires: Wed, 01 Jun 2016 13:25:05 GMT

Age: 3614

Content-Length: 817

Content-Type: image/gif

Last-Modified: Mon, 16 Mar 2015 08:46:52 GMT

Connection: keep-alive

GIF89a.....................................wul..y............!..NETSCAPE2.0.....!.......,..........O.......{....Y..`....I.D8.. S.....(.......D..(.I~.. .H`....Z.f....k.N..q...;'.L..!.......,..........N.......{..@.1....Q]AiN.:..)S.T...,........b....$?...Q(0.).j.f....{....n.-~N....!.......,..........M.........,Eeu......%5..E...f3. ......g(..<...L...D".X`.RJ.J.N..........9...=..!.......,..........N...J..Z.'B. ..q`.....P)8./,S&.$.$.......y....D...."..`.R.ak.b.........m..^S....!.......,..........M......Z.gJ.....}.H..I...b$.(.t..}.......~9..@Y,2..........i00......|......t;..!.......,..........M...R..Z..R.. ..}.H..I.l....t.P0....B....v>.CG1.2...i.P....J.0.R-.....J....t;..!.......,..........M......Z..Z..$..}.H..I.l...at..0..........8..B d..L.I.B)...q80...&..t.......3..;/* |xGv00|a0977a7e1f04529fe4ad7ac9aebd6177 */..

Map

The Trojan connects to the servers at the folowing location(s):

Strings from Dumps

%original file name%.exe_312:

.text

.text

`.rdata

`.rdata

@.data

@.data

.rsrc

.rsrc

t$(SSh

t$(SSh

~%UVW

~%UVW

u$SShe

u$SShe

wininet.dll

wininet.dll

ole32.dll

ole32.dll

SkinH_EL.dll

SkinH_EL.dll

HttpOpenRequestA

HttpOpenRequestA

HttpSendRequestA

HttpSendRequestA

HttpQueryInfoA

HttpQueryInfoA

MsgWaitForMultipleObjects

MsgWaitForMultipleObjects

302795079

302795079

hXXp://qun.qzone.qq.com/group

hXXp://qun.qzone.qq.com/group

skey=

skey=

hXXp://qun.qzone.qq.com/cgi-bin/get_group_list?groupcount=4&count=4&callbackFun=_GetGroupPortal&uin=

hXXp://qun.qzone.qq.com/cgi-bin/get_group_list?groupcount=4&count=4&callbackFun=_GetGroupPortal&uin=

hXXp://shang.qq.com/wpa/qunwpa?idkey=4a82e548e7b84a60b2d50df833eea1771563c60e1333cc7e83f8f389c5c80c1d

hXXp://shang.qq.com/wpa/qunwpa?idkey=4a82e548e7b84a60b2d50df833eea1771563c60e1333cc7e83f8f389c5c80c1d

hXXp://infinitus.qq.com/weixin/startGame

hXXp://infinitus.qq.com/weixin/startGame

hXXp://infinitus.qq.com/weixin/recordData?score=80&rd=0.

hXXp://infinitus.qq.com/weixin/recordData?score=80&rd=0.

hXXp://infinitus.qq.com/weixin/route

hXXp://infinitus.qq.com/weixin/route

hXXp://infinitus.qq.com/weixin/getRedPacket

hXXp://infinitus.qq.com/weixin/getRedPacket

https

https

Mozilla/4.0 (compatible; MSIE 9.0; Windows NT 6.1)

Mozilla/4.0 (compatible; MSIE 9.0; Windows NT 6.1)

http=

http=

HTTP/1.1

HTTP/1.1

Content-Type: application/x-www-form-urlencoded

Content-Type: application/x-www-form-urlencoded

hXXps://

hXXps://

hXXp://

hXXp://

1970-01-01 08:00:00

1970-01-01 08:00:00

fJ.WM_

fJ.WM_

CX%xm

CX%xm

Õ6m*

Õ6m*

n.BjCw

n.BjCw

%s;7*

%s;7*

0%x@w

0%x@w

%C^L:

%C^L:

%s T5

%s T5

]E4%F(

]E4%F(

.Funr

.Funr

k%UPp

k%UPp

fg.VG

fg.VG

%C',@

%C',@

>Ùd

>Ùd

0'.Ll

0'.Ll

[I(3/#N0.bd

[I(3/#N0.bd

j"%u=w

j"%u=w

q%Xn`

q%Xn`

@|H.NI

@|H.NI

.wdd!

.wdd!

S|%u4

S|%u4

*.Ea]S

*.Ea]S

Q.CGo

Q.CGo

fTpe

fTpe

.LLbX

.LLbX

-.Mdl

-.Mdl

\-A}=3K

\-A}=3K

Y:.akpS

Y:.akpS

$.Zcqn

$.Zcqn

.WE= T!N

.WE= T!N

#?%s(C(

#?%s(C(

u.Jck~

u.Jck~

zx/%FN[

zx/%FN[

%s=\RI

%s=\RI

}j%c%Y)

}j%c%Y)

Rx.GR

Rx.GR

4o#.dM

4o#.dM

IeS`%C

IeS`%C

[n 4\.UY

[n 4\.UY

,4.qO,

,4.qO,

gQ'.Io

gQ'.Io

%cLur?

%cLur?

s%DHB

s%DHB

]I%%X

]I%%X

5r.US

5r.US

:mD].tB

:mD].tB

f%fUZ

f%fUZ

.fOuV12

.fOuV12

*_.dC

*_.dC

&-N}

&-N}

({?.cQm

({?.cQm

.Cqx~c

.Cqx~c

.`.Qw

.`.Qw

**.dU

**.dU

!n]%x

!n]%x

%X,Cr

%X,Cr

&.PFy{xh

&.PFy{xh

.um ZZE7L

.um ZZE7L

/^p%u$

/^p%u$

I.NoQY

I.NoQY

zu.ew

zu.ew

D/.nT

D/.nT

b\SkinH_EL.dll

b\SkinH_EL.dll

C$%cmb

C$%cmb

.ppM|

.ppM|

aZ.mO

aZ.mO