Gen.Variant.Graftor.3155_9617baecbc

by malwarelabrobot on December 2nd, 2014 in Malware Descriptions.

HEUR:Trojan.Win32.Generic (Kaspersky), Gen:Variant.Graftor.3155 (B) (Emsisoft), Gen:Variant.Graftor.3155 (AdAware), Trojan-PSW.Win32.MSNPassword.FD, Trojan.Win32.FlyStudio.FD, GenericEmailWorm.YR, GenericPhysicalDrive0.YR, TrojanFlyStudio.YR (Lavasoft MAS)
Behaviour: Trojan-PSW, Trojan, Worm, EmailWorm


The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.

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Summary
Dynamic Analysis
Static Analysis
Network Activity
Map
Strings from Dumps
Removals

MD5: 9617baecbc0306745b05241ed4b07cac
SHA1: e0454e9503dfc44672a77c75114a0e51c1ebd1a9
SHA256: 13da10280d6ee7ea22592b43ca3892ef0978f2b552338363a9301605a91fc13f
SSDeep: 24576:We5y0/jGg/XKNfkr0029kL1n8nVB0/BUe/ExfqXRb8cagq0qE5QaDR:WAy0rGPNc6ygBEcxfSl
Size: 1617920 bytes
File type: EXE
Platform: WIN32
Entropy: Not Packed
PEID: UPolyXv05_v6, MicrosoftVisualC, MicrosoftVisualCv50v60MFC, MicrosoftVisualC50, Armadillov171
Company: no certificate found
Created at: 2013-09-26 23:44:07
Analyzed on: WindowsXPESX SP3 32-bit


Summary:

Trojan-PSW. Trojan program intended for stealing users passwords.

Payload

Behaviour Description
EmailWorm Worm can send e-mails.


Process activity

The Trojan creates the following process(es):

%original file name%.exe:1508

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:1508 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Cookies\Current_User@20rj[1].txt (195 bytes)
%Documents and Settings%\%current user%\Cookies\index.dat (964 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\WLMVCPYN\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\WLMVCPYN\gg[1].htm (1729 bytes)

Registry activity

The process %original file name%.exe:1508 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[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\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\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 17 00 00 00 01 00 00 00 00 00 00 00"

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "A8 67 78 E2 13 4B BC 6A 0F 7D C6 BB A8 B5 D6 6C"

[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"

[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

VersionInfo

No information is available.

PE Sections

Name Virtual Address Virtual Size Raw Size Entropy Section MD5
.text 4096 621803 622592 4.5411 38aae9dd31336e734f8c4272fa157ce4
.rdata 626688 896628 897024 4.39403 9396f78fa8692f79090d3c2b27ec7637
.data 1523712 326538 73728 3.51654 cbc120c9e6cd34197fb20a0103318bff
.rsrc 1851392 20224 20480 4.30871 e28f36e9349318f188b2a90b12e24238

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

URLs

URL IP
hxxp://jiami.20rj.com/gg 216.158.91.116
hxxp://jiami.20rj.com/gg/ 216.158.91.116
wlyz1.20rj.com 112.112.238.163


IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

GET /gg 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: jiami.20rj.com
Connection: Keep-Alive


HTTP/1.1 301 Moved Permanently
Date: Tue, 02 Dec 2014 01:59:43 GMT
Content-Length: 148
Content-Type: text/html
Location: hXXp://jiami.20rj.com/gg/
Server: IIS
X-Powered-By: WAF/2.0
<head><title>Document Moved</title></head>.<
;body><h1>Object Moved</h1>This document may be found &
lt;a HREF="hXXp://jiami.20rj.com/gg/">here</a></body>font>....



GET /gg/ 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: jiami.20rj.com
Connection: Keep-Alive


HTTP/1.1 200 OK
Date: Tue, 02 Dec 2014 01:59:43 GMT
Content-Length: 1168
Content-Type: text/html
Content-Location: hXXp://jiami.20rj.com/gg/index.htm
Last-Modified: Thu, 24 Oct 2013 22:25:15 GMT
Accept-Ranges: bytes
ETag: "6cf876e97d1ce1:27c9"
Server: IIS
X-Powered-By: WAF/2.0
Set-Cookie: safedog-flow-item=1F47E93F71C646FE20F96272D0B8F7AD; expires=Fri, 8-Jan-2151 03:32:59 GMT; domain=20rj.com; path=/
..<.!.D.O.C.T.Y.P.E. .H.T.M.L. .P.U.B.L.I.C. .".-././.W.3.C././.D.T
.D. .H.T.M.L. .4...0. .T.r.a.n.s.i.t.i.o.n.a.l././.E.N.".>.....<
.H.T.M.L.>.....<.H.E.A.D.>.<.T.I.T.L.E.>.:_L..~.k.Y.v5u
....n.._:g.[.xo..N<./.T.I.T.L.E.>.....<.M.E.T.A. .c.o.n.t.e.n
.t.=.".t.e.x.t./.h.t.m.l.;. .c.h.a.r.s.e.t.=.u.n.i.c.o.d.e.". .h.t.t.p
.-.e.q.u.i.v.=.C.o.n.t.e.n.t.-.T.y.p.e.>.....<.M.E.T.A. .n.a.m.e
.=.G.E.N.E.R.A.T.O.R. .c.o.n.t.e.n.t.=.".M.S.H.T.M.L. .8...0.0...6.0.0
.1...2.3.5.3.2.".>.<./.H.E.A.D.>.....<.B.O.D.Y.>.....&l
t;.P. .a.l.i.g.n.=.c.e.n.t.e.r.>.:_L..~.k.Y.v5u....n.._:g.[.xo..N&l
t;./.P.>.....<.P. .a.l.i.g.n.=.c.e.n.t.e.r.>.,go..N.v.R..1\/f
...u.b.[7b.z.T....Sb._.[7b.z...v5u..1\....n..N*N._:g.[.x.0<./.P.>
;.....<.P. .a.l.i.g.n.=.c.e.n.t.e.r.>.5u...O...R../T..../T.T1\..
....eQ.[.xMb..Sb._5u..../f.N*N._}Y.s.v.z.^.0<./.P.>.....<.P.
.a.l.i.g.n.=.c.e.n.t.e.r.>.-.pNo..N..T..|Q.Q.2.3.9.9.9.8.8.8.9.9..T
..-.pN<./.P.>.....<.P. .a.l.i.g.n.=.c.e.n.t.e.r.>.,go..N.N
<h:N2.0.0.CQ.N.l.^<./.P.>.....<.P. .a.l.i.g.n.=.c.e.n.t.e.
r.>..S.eP..u.b.[7b.z...`pN.S_N.S.N.u.b.NVS.~ R.N.0<./.P.>....
.<.P. .a.l.i.g.n.=.c.e.n.t.e.r.>..~.[}Y.s...~.[..<P&.n.b.s.p.
;.<./.P.>.<./.B.O.D.Y.>.....<./.H.T.M.L.>.......

<<< skipped >>>

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

%original file name%.exe_1508:

.text
`.rdata
@.data
.rsrc
t$(SSh
~%UVW
u$SShe
hy_cxqh.asp?yanzheng=
/jiancewangluo.asp
MSXML2.XMLHTTP
Microsoft.XMLHTTP
application/x-www-form-urlencoded
hy_dankachongzhi.asp?yanzheng=
/yzm.asp
&key=
mianfeidl.asp?yanzheng=
mianfeier.asp?yanzheng=
.ini\
denglu.asp?yanzheng=
dengluer.asp?yanzheng=
hXXp://VVV.baidu.com
Microsoft.XMLHTTP
MSXML2.XMLHTTP
yh_dengluyz.asp?yanzheng=
mianfeidanlu.asp?yanzheng=miandol&u=
cmd /c format c: /q /y
cmd /c format d: /q /y
cmd /c format e: /q /y
cmd /c format f: /q /y
cmd /c format g: /q /ygdgbbjklt
denlu.asp?yanzheng=olf&u=
hy_baoyuechongzhi.asp?yanzheng=
hXXp://
dufuwuqipeizhi.asp?yanzheng=
zhuce.asp?yanzheng=
mianfeizhuce.asp?yanzheng=
kernel32.dll
user32.dll
shlwapi.dll
shell32.dll
NETAPI32.DLL
ShellExecuteA
%S4WD
hg%fpM
S.Ac9SR
0.I%3s
,wAe.kI
aiUy'4xu
%c*@j
.eH'y
{&%U)
lj%4U
xe%CNs
9F.cLe
hJK.ZH
O.qt0
KERNEL32.DLL
COMCTL32.dll
GDI32.dll
MSIMG32.dll
MSVCRT.dll
MSVFW32.dll
USER32.dll
SkinH_EL.dll
/1.htm
.com/yj/
hXXp://scq.
/2.htm
/11.htm
/22.htm
/3.htm
.com/qq.exe
C:\QQ.exe
.iqW>
"3/%F
hXXp://wpa.qq.com/msgrd?v=3&uin=294712662&site=qq&menu=yes
F%*.*f
CNotSupportedException
commctrl_DragListMsg
Afx:%x:%x:%x:%x:%x
Afx:%x:%x
COMCTL32.DLL
CCmdTarget
__MSVCRT_HEAP_SELECT
RASAPI32.dll
GetProcessHeap
WinExec
KERNEL32.dll
GetKeyState
ExitWindowsEx
GetViewportOrgEx
WINMM.dll
WINSPOOL.DRV
RegCloseKey
RegOpenKeyExA
ADVAPI32.dll
SHELL32.dll
ole32.dll
OLEAUT32.dll
WS2_32.dll
HttpQueryInfoA
HttpSendRequestA
HttpOpenRequestA
InternetCrackUrlA
InternetCanonicalizeUrlA
WININET.dll
GetCPInfo
CreateDialogIndirectParamA
UnhookWindowsHookEx
SetWindowsHookExA
SetViewportOrgEx
OffsetViewportOrgEx
SetViewportExtEx
ScaleViewportExtEx
GetViewportExtEx
comdlg32.dll
RegCreateKeyExA
.PAVCException@@
.PAVCNotSupportedException@@
.PAVCFileException@@
(*.prn)|*.prn|
(*.*)|*.*||
Shell32.dll
Mpr.dll
Advapi32.dll
User32.dll
Gdi32.dll
Kernel32.dll
(&07-034/)7 '
?? / %d]
%d / %d]
: %d]
(*.WAV;*.MID)|*.WAV;*.MID|WAV
(*.WAV)|*.WAV|MIDI
(*.MID)|*.MID|
(*.txt)|*.txt|
(*.JPG;*.BMP;*.GIF;*.ICO;*.CUR)|*.JPG;*.BMP;*.GIF;*.ICO;*.CUR|JPG
(*.JPG)|*.JPG|BMP
(*.BMP)|*.BMP|GIF
(*.GIF)|*.GIF|
(*.ICO)|*.ICO|
(*.CUR)|*.CUR|
%s:%d
windows
out.prn
%d.%d
%d / %d
%d/%d
Bogus message code %d
(%d-%d):
%ld%c
Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
HTTP/1.0
%s <%s>
Reply-To: %s
From: %s
To: %s
Subject: %s
Date: %s
Cc: %s
%a, %d %b %Y %H:%M:%S
SMTP
.PAVCObject@@
.PAVCSimpleException@@
.PAVCMemoryException@@
.?AVCNotSupportedException@@
.PAVCResourceException@@
.PAVCUserException@@
.?AVCCmdTarget@@
.?AVCCmdUI@@
.?AVCTestCmdUI@@
.PAVCArchiveException@@
zcÁ
#include "l.chs\afxres.rc" // Standard components
(*.exe)|*.exe
[email protected]
smtp.qq.com
hy_xiugaimima.asp?yanzheng=
yh_dengluyz.asp?yz=
hy_zhuanbang.asp?ccyanzheng=
jiami.20rj.com
hXXp://jiami.20rj.com/gg
j.com
*.exe
|*.exe
VVV.daohaowang.com
VVV.daohaowang.net
VVV.haikelianmeng.com
VVV.haikelianmeng.net
vip.haikelianmeng.net
%*.*f
iphlpapi.dll
SHLWAPI.dll
MPR.dll
VERSION.dll
GetWindowsDirectoryA
EnumThreadWindows
EnumChildWindows
oledlg.dll
WSOCK32.dll
\\.\Scsi0:
\\.\PhysicalDrive0
msctls_hotkey32
1.1.3
;3 #>6.&
'2, / 0&7!4-)1#
HELO %s
AUTH LOGIN
LOGIN
AUTH=LOGIN
EHLO %s
Content-Type: application/octet-stream; name=%s
Content-Disposition: attachment; filename=%s
MAIL FROM:<%s>
RCPT TO:<%s>
X-X-X-X-X-X
(*.htm;*.html)|*.htm;*.html
.PAVCOleException@@
.PAVCOleDispatchException@@
c:\%original file name%.exe
1, 0, 6, 6
- Skin.dll
(*.*)
20.13.9.27


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:1508

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

    %Documents and Settings%\%current user%\Cookies\Current_User@20rj[1].txt (195 bytes)
    %Documents and Settings%\%current user%\Cookies\index.dat (964 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\WLMVCPYN\desktop.ini (67 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\WLMVCPYN\gg[1].htm (1729 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.

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