Trojan.GenericKD.4581100_154c569534

by malwarelabrobot on March 21st, 2017 in Malware Descriptions.

Trojan.Win32.Kolovorot.aby (Kaspersky), Trojan.GenericKD.4581100 (B) (Emsisoft), Trojan.GenericKD.4581100 (AdAware), Trojan.Win32.FlyStudio.FD, GenericEmailWorm.YR, TrojanFlyStudio.YR (Lavasoft MAS)
Behaviour: Trojan, Worm, EmailWorm


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

Requires JavaScript enabled!

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

MD5: 154c5695346bc935ddaffad51bd4704b
SHA1: f5c4132083eda4fb1f251ffa408edc22a0a78886
SHA256: e8c18d8c8e1d593561166ab2447c0c03faa795ea69173af189e4ca5dbbc89bf1
SSDeep: 12288:uP15tVxUjyvRb7z2ObyFmilIP odATQug/Q57IlDKUF:u1ojyvcObYQ EA/WQSlzF
Size: 667120 bytes
File type: PE32
Platform: WIN32
Entropy: Packed
PEID: ASPackv212, UPolyXv05_v6
Company: no certificate found
Created at: 2015-09-25 08:58:55
Analyzed on: Windows7 SP1 32-bit


Summary:

Trojan. A program that appears to do one thing but actually does another (a.k.a. Trojan Horse).

Payload

Behaviour Description
EmailWorm Worm can send e-mails.


Process activity

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

%original file name%.exe:1908

Mutexes

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

File activity

No files have been created.

Registry activity

The process %original file name%.exe:1908 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Tracing\154c5695346bc935ddaffad51bd4704b_RASMANCS]
"ConsoleTracingMask" = "4294901760"
"MaxFileSize" = "1048576"

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

[HKLM\SOFTWARE\Microsoft\Tracing\154c5695346bc935ddaffad51bd4704b_RASMANCS]
"FileDirectory" = "%windir%\tracing"

[HKLM\SOFTWARE\Microsoft\Tracing\154c5695346bc935ddaffad51bd4704b_RASAPI32]
"FileDirectory" = "%windir%\tracing"

[HKLM\SOFTWARE\Microsoft\Tracing\154c5695346bc935ddaffad51bd4704b_RASMANCS]
"EnableFileTracing" = "0"

[HKLM\SOFTWARE\Microsoft\Tracing\154c5695346bc935ddaffad51bd4704b_RASAPI32]
"EnableConsoleTracing" = "0"
"MaxFileSize" = "1048576"
"ConsoleTracingMask" = "4294901760"

[HKLM\SOFTWARE\Microsoft\Tracing\154c5695346bc935ddaffad51bd4704b_RASMANCS]
"EnableConsoleTracing" = "0"

[HKLM\SOFTWARE\Microsoft\Tracing\154c5695346bc935ddaffad51bd4704b_RASAPI32]
"FileTracingMask" = "4294901760"

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

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections]
"SavedLegacySettings" = "46 00 00 00 3C 00 00 00 09 00 00 00 00 00 00 00"

[HKLM\SOFTWARE\Microsoft\Tracing\154c5695346bc935ddaffad51bd4704b_RASAPI32]
"EnableFileTracing" = "0"

[HKCU\Software\Microsoft\Multimedia\DrawDib]
"vga.drv 1276x846x32(BGR 0)" = "31,31,31,31"

[HKLM\SOFTWARE\Microsoft\Tracing\154c5695346bc935ddaffad51bd4704b_RASMANCS]
"FileTracingMask" = "4294901760"

Proxy settings are disabled:

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

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

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"ProxyBypass"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"ProxyBypass"

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

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

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"IntranetName"

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

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

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: ??
Language: Russian (Russia)

PE Sections

Name Virtual Address Virtual Size Raw Size Entropy Section MD5
.text 4096 598016 250880 5.54453 9a07d0a266acf015b2cbeb3770cdd26b
.rdata 602112 565248 327168 5.54429 f7843754a8ee669a9c115c5feb02754c
.data 1167360 356352 28160 5.52662 76517ccb5e0a81a8ecb7ebfcc0a4fddb
.rsrc 1523712 413696 9728 4.5468 63fe0ff79f663a43afde1e5c8b3087d2
0 0 0 0
0 0 0 0

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

URLs

URL IP
hxxp://x2.tcdn.qq.com/web201105/download.shtml
hxxp://cf.qq.com/web201105/download.shtml 203.205.158.61


IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

ET POLICY Unsupported/Fake Windows NT Version 5.0

Traffic

GET /web201105/download.shtml HTTP/1.1
User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: cf.qq.com
Cache-Control: no-cache


HTTP/1.1 200 OK
Server: NWS_X2_MID
Connection: keep-alive
Date: Mon, 20 Mar 2017 16:47:00 GMT
Cache-Control: max-age=60
Expires: Mon, 20 Mar 2017 16:48:00 GMT
Last-Modified: Mon, 20 Mar 2017 16:40:00 GMT
Content-Type: text/html
Content-Length: 16695
X-Cache-Lookup: Hit From Disktank
X-Verify-Code: 146a40ff5a61fbe34637c866fe8c93b2
X-Daa-Tunnel: hop_count=1
X-Cache-Lookup: Hit From Upstream
<!DOCTYPE html>.<html lang="zh-CN">.<head>.<meta 
charset="gbk">.<meta name="robots" content="all">.<meta na
me="author" content="Tencent-CP">.<meta name="Copyright" content
="Tencent">.<meta name="Description" content="..................
................300...................................................
......................................................................
...CF.........." />.<meta name="Keywords" content="........,....
........,................,............,................,CF....,CF....,
CF....,................, CF............,QQ................,...........
...,............,................,CrossFire,FPS........,RPK,........,.
...,....AK,........,WCG,......,........,........,........,......,....,
....,......,......,......,......" />.<title>........-........
........-........</title>.<script>var d0 = new Date();<
/script>.<!-- ......cp | ......cp | ......2015/08/13 | .........
.hXXp://tgideas.qq.com/ -->.<link rel="stylesheet" type="text/cs
s" href="hXXp://game.gtimg.cn/images/cf/cp/a20150813download/comm.css"
/>.</head>.<body>.<div class="banner">...<div
class="container c pr" id="hd">....<a class="logo pa" href="http
://cf.qq.com/" target="_blank" title="........"></a>....<a
href="hXXp://cf.qq.com/web201105/patch.shtml"><p class="fix">
;........</p></a>....<a href="hXXp://cf.qq.com/act/a201
50805tyf/index.shtml" target="_blank"><p>..........</p

<<< skipped >>>

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

%original file name%.exe_1908:

.text
`.rdata
@.data
.rsrc
.aspack
.adata
t$(SSh
~%UVW
u$SShe
Bv.SCv=kAv
kernel32.dll
user32.dll
wininet.dll
ws2_32.dll
EnumWindows
HttpOpenRequestA
HttpSendRequestA
HttpQueryInfoA
hXXp://cf.qq.com/web201105/download.shtml
VVV.cf76.com
%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
hXXp://VVV.VVV.cf76.com
\ESPI11.dll
.inidata
@.reloc
CNotSupportedException
CCmdTarget
commctrl_DragListMsg
COMCTL32.DLL
__MSVCRT_HEAP_SELECT
KERNEL32.dll
RegCloseKey
RegOpenKeyExA
ADVAPI32.dll
WS2_32.dll
GetCPInfo
UnhookWindowsHookEx
SetWindowsHookExA
GetKeyState
SetViewportOrgEx
OffsetViewportOrgEx
SetViewportExtEx
ScaleViewportExtEx
WINSPOOL.DRV
comdlg32.dll
SHELL32.dll
SWNPM.dll
.PAVCException@@
.PAVCArchiveException@@
.PAVCObject@@
.PAVCSimpleException@@
.PAVCMemoryException@@
.?AVCNotSupportedException@@
.?AVCCmdTarget@@
.?AVCCmdUI@@
.?AVCTestCmdUI@@
4"5(5,50545
8!8/878=8
3"32383|3"4
2 3=3Q3^3h3r3z3
4 41484[4}4
9$9(9,90989
<0=4=8=<=
2010057101
2010157101
2010037901
2010038001
2010042601
2010044501
2010044601
2010042701
2010049501
2010053601
2010053701
2010058801
2010061601
2010069201
2010074301
2010075301
2010076401
2010044804
2010008604
2010012003
2010031904
2010054304
2010031504
2010047504
2010041404
2010046104
2010013904
2010023604
2010010104
2010013604
2010020004
2010014904
2010009904
2010013404
2010019804
2010015004
2010010004
2010013504
2010019904
2010014804
2010041304
2010045004
2010007404
2010038702
2010030004
2010050704
2010018103
2010027502
2010011904
2010003501
2010019702
2010028704
2010050004
2010049904
2010009304
2010034304
2010047704
2010031204
2010021004
2010005601
2010008304
2010043404
2010027604
2010022704
2010052104
2010009604
2010014704
2010045404
2010019602
2010011504
2010049804
2010024004
2010042103
2010019502
2010030304
2010046004
2010010204
2010009704
2010042504
2010046301
2010046401
2010005904
2010014304
2010014204
2010008504
2010024104
2010031601
2010020501
2010013804
2010013005
2010014104
2010010504
2010009204
2010018404
2010039101
2010006404
2010010404
2010009504
2010013304
2010039001
2010039201
2010004704
2010051704
2010006904
2010029204
2010024404
2010030804
2010043304
2010052004
2010009004
2010041204
2010030404
2010035504
2010008104
2010010704
2010051501
2010007504
2010008003
2010014501
2010037701
2010007903
2010022602
2010011104
2010053501
2010012301
2010030602
2010014401
2010030502
2010023702
2010015101
2010043604
2010016303
2010018504
2010041104
2010018604
2010044704
2010012603
2010015604
2010052401
2010050203
2010038602
2010039404
2010027902
2010046501
2010015504
2010007104
2010035304
2010013104
2010012204
2010051105
2010039304
2010044904
2010051604
2010018704
2010027802
2010041004
2010043704
2010027202
2010039504
2010027402
2010040201
2010039704
2010040701
2010016403
2010020604
2010020804
2010020704
2010023203
2010042004
2010021104
2010024902
2010018904
2010039604
2010025002
2010043804
2010012903
2010012703
2010015701
2010005804
2010027004
2010027104
2010028002
2010028102
2010024802
2010035404
2010030902
2010019302
2010019402
2010019202
2010011703
2010035101
2010034901
2010035001
2010035201
2010041904
2010058505
2010058605
2010059404
2010059204
2010059504
2010060901
2010061101
2011092906
3010000401
1000003502
1000001201
1000001501
1000001301
1000001101
3010000501
3010000601
3010000701
2010062701
2010066802
2010066702
2010063304
2010061204
2010069101
1000004201
2010069504
2010069604
2010069704
2010069804
2010070804
2010070904
2010072701
2010074604
2010073001
2010073701
2010076001
2010086301
2010086401
2010086501
2010086601
hXXp://wpa.qq.com/msgrd?v=3&uin=2222761314&site=qq&menu=yes
hXXp://VVV.cffkpt.com/buy/result2.asp?num=
Mozilla/4.0 (compatible; MSIE 9.0; Windows NT 6.1; 125LA; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022)
http=
https
HTTP/1.1
Content-Type: application/x-www-form-urlencoded
hXXps://
hXXp://
crossfire.exe
127.0.0.1
|307|100
hXXp://VVV.cffkpt.com/buy/paymoney.asp
@0.0.0.0
@kernel32.dll
VVV.ssrr2.com
VVV.meitu.com
.wueo%m
%cy%V8
.eV2v
9)%fv
F,ö)F;5W.$U9(U<5m6
`.WLP
3F,W.uE
#`A%xa
8z.sL.
f%f<N
F%*.*f
Afx:%x:%x:%x:%x:%x
Afx:%x:%x
RASAPI32.dll
GetProcessHeap
WinExec
GetViewportOrgEx
WINMM.dll
RegDeleteKeyA
RegCreateKeyExA
RegEnumKeyA
RegOpenKeyA
ShellExecuteA
ole32.dll
OLEAUT32.dll
InternetCrackUrlA
InternetCanonicalizeUrlA
WININET.dll
CreateDialogIndirectParamA
GetViewportExtEx
.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
%s\ESPI%d.dll
hXXp://dywt.com.cn
service@dywt.com.cn
 86(0411)88995834
 86(0411)88995831
Windows
(ESPINN.dll(NN
This is a runtime library file for EPL applications. The EPL is a software development environment. For details please visit VVV.dywt.com.cn/info
CallerInfoCopyCmd
SetIPPort
GetIPPort
"C:\Windows\System32\ESPI11.dll"
ProviderInstallCopyCmd
SockDataCopyCmd
SockAddrCopyCmd
enetintercept_fnSockAddrSetIPPort
enetintercept_fnSockAddrGetIPPort
enetintercept_fnInstallCopyCmd
enetintercept_fnSockDataCopyCmd
enetintercept_fnSockAddrCopyCmd
enetintercept_fnCallerInfoCopyCmd
hXXp://VVV.eyuyan.com
 86(0411)39895834
 86(0411)39895831
DelAllKeyValues
DelKeyValue
GetAllKeys
GetKeyValue
AddKeyValue
DSGetErrMsg
BiTreeGetCurNodeKey
ListGetCurNodeKey
ListUpdateNodeFromKey
ListRemoveNodeFromKey
edatastructure_fnMapDelAllKeyValues
edatastructure_fnMapDelKeyValue
edatastructure_fnMapGetAllKeys
edatastructure_fnMapGetKeyValue
edatastructure_fnMapAddKeyValue
edatastructure_fnBiTreeGetCurNodeKey
edatastructure_fnListGetCurNodeKey
edatastructure_fnListUpdateNodeFromKey
edatastructure_fnListRemoveNodeFromKey
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
.PAVCResourceException@@
.PAVCUserException@@
zcÁ
c:\%original file name%.exe
#include "l.chs\afxres.rc" // Standard components
The procedure entry point %s could not be located in the dynamic link library %s
The ordinal %u could not be located in the dynamic link library %s
rasapi32.dll
gdi32.dll
winmm.dll
winspool.drv
advapi32.dll
shell32.dll
oleaut32.dll
comctl32.dll
1, 0, 6, 6
- Skin.dll
0.0.0.0
(2004-2010)
(*.*)
1.0.0.0

%original file name%.exe_1908_rwx_005D9000_00002000:

kernel32.dll
user32.dll
The procedure entry point %s could not be located in the dynamic link library %s
The ordinal %u could not be located in the dynamic link library %s
rasapi32.dll
gdi32.dll
winmm.dll
winspool.drv
advapi32.dll
shell32.dll
ole32.dll
oleaut32.dll
comctl32.dll
ws2_32.dll
wininet.dll
comdlg32.dll
RegCloseKey
ShellExecuteA
InternetCrackUrlA
1.0.0.0

%original file name%.exe_1908_rwx_10000000_0003E000:

`.rsrc
L$(h%f
SSh0j
msctls_hotkey32
TVCLHotKey
THotKey
\skinh.she
}uo,x6l5k%x-l h
9p%s m)t4`#b
e"m?c&y1`Ð<
SetViewportOrgEx
SetViewportExtEx
SetWindowsHookExA
UnhookWindowsHookEx
EnumThreadWindows
EnumChildWindows
`c%US.4/
!#$<#$#=
.text
`.rdata
@.data
.rsrc
@.UPX0
`.UPX1
`.reloc
hJK.ZH
O.qt0
KERNEL32.DLL
COMCTL32.dll
GDI32.dll
MSIMG32.dll
MSVCRT.dll
MSVFW32.dll
USER32.dll
SkinH_EL.dll
1, 0, 6, 6
- Skin.dll


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):No processes have been created.
  2. Delete the original Trojan file.
  3. Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
  4. Reboot the computer.

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

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