TSPY_ZBOT.SMCM
Windows 2000, Windows XP,Windows Server 2003
Threat Type: Spyware
Destructiveness: No
Encrypted: Yes
In the wild: Yes
OVERVIEW
This spyware arrives as an attachment to email messages spammed by other malware/grayware or malicious users. It may be downloaded by other malware/grayware/spyware from remote sites. It may be unknowingly downloaded by a user while visiting malicious websites.
It may be injected into processes running in memory.
TECHNICAL DETAILS
172,032 bytes
EXE
Yes
26 Apr 2011
Arrival Details
This spyware arrives as an attachment to email messages spammed by other malware/grayware or malicious users.
It may be downloaded by other malware/grayware/spyware from remote sites.
It may be unknowingly downloaded by a user while visiting malicious websites.
It may be downloaded from the following remote sites:
- http://{BLOCKED}mp.ru/china2030.exe
Installation
This spyware drops the following files:
- %Application Data%\{random2}\{random}.{random} - contains encrypted stolen data
(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Windows\Profiles\{user name}\Application Data on Windows 98 and ME, C:\WINNT\Profiles\{user name}\Application Data on Windows NT, and C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000, XP, and Server 2003.)
It drops the following copies of itself into the affected system:
- %Application Data%\{random1}\{random}.exe
(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Windows\Profiles\{user name}\Application Data on Windows 98 and ME, C:\WINNT\Profiles\{user name}\Application Data on Windows NT, and C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000, XP, and Server 2003.)
It creates the following folders:
- %Application Data%\{random1}
- %Application Data%\{random2}
(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Windows\Profiles\{user name}\Application Data on Windows 98 and ME, C:\WINNT\Profiles\{user name}\Application Data on Windows NT, and C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000, XP, and Server 2003.)
It may be injected into processes running in memory.
Autostart Technique
This spyware adds the following registry entries to enable its automatic execution at every system startup:
HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
{GUID of mount point of %Windows%} = "%Application Data%\{random1}\{malware filename}.exe"
Other System Modifications
This spyware adds the following registry keys:
HKEY_CURRENT_USER\Software\Microsoft\
{random}
It creates the following registry entry(ies) to bypass Windows Firewall:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\SharedAccess\Parameters\
FirewallPolicy\StandardProfile\AuthorizedApplications\
List
%Windows%\explorer.exe = "%Windows%\explorer.exe:*:Enabled:Windows Explorer"
Information Theft
This spyware monitors the Internet Explorer (IE) activities of the affected system, specifically the address bar or title bar. It recreates a legitimate website with a spoofed login page if a user visits banking sites with the following strings in the address bar or title bar:
- https://*/todo/ping.php*
- @*//www.svbconnect.com/security/challengeVerify.do
- @*//ultrabranch.alaskausa.org/efs/servlet/efs/*password*
- @*//ktt.key.com/ktt/cmd/validatePinForm
- @*//ktt.key.com/ktt/cmd/logonFromKeyCom
- @*ingdirect.com*
- https://www.rbworld.lv/bankworld/*/LoginBrowser/login*
- https://*sampopank.ee/ibank/login/login*
- https://www.ab.lv/*
- https://ebank.laiki.com/commonui/ebankcommonui/logonto.aspx
- https://newdb.bankofcyprus.com/netteller/Login*
- https://s2b.standardchartered.com/ssoapp/login.jsp*
- https://www.securecy.hellenicnetbanking.com/personal*/realindexpage.html
- http*://*/onlineserv/CM/*
- https://*.ebanking-services.com*SignIn.aspx*
- https://login.commbiz.commbank.com.au/*
- https://*.*.commbank.com.au/netbank/*
- http*.webcashmgmt.com*Login*
- http*.webcashmanager.com*Login*
- http*/phcp/servlet*Login*
- http*/wcmfd/*Login*
- http*/phcp/econnection/login/js/login.htm*
- http*/wcmfd/js/LoginCSS.js*
- https://bolb-east.associatedbank.com/*
- https://bolb-east.associatedbank.com/ui/base/js/jquery.js*
- https*/pub/html/login.html*
- https://*/cmserver*verify.cfm*
- https://*/cmserver*verify.cfm*
- https://*cmserver/include/ui/uiScripts.js*
- https://*login_ui_includes/login_brandScripts.js*
- https://*.web-access.com*welcome.cgi*
- https://ecash.*
- https://*Cashman*
- https://*cashman*
- https://www.commercial.hsbc.com.hk/1/2/!ut/p/kcxml/*
It accesses the following site to download its configuration file:
- http://{BLOCKED}e.ru/syria2020.bin
- http://{BLOCKED}ear.ru/fubakun.bin
- http://{BLOCKED}age.ru/mindozaq.bin
- http://{BLOCKED}luff.ru/quiteynos.bin
- http://www.{BLOCKED}pt2.ru/stoqibar.bin
- http://www.{BLOCKED}tomexixo.ru/ponchiret.bin
Stolen Information
This spyware sends the gathered information via HTTP POST to the following URL:
- http://{BLOCKED}nake.ru/florida56.php
SOLUTION
8.900
8.118.12
26 Apr 2011
Step 1
For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.
Step 2
Scan your computer with your Trend Micro product and note files detected as TSPY_ZBOT.SMCM
Step 3
Restart in Safe Mode
Step 4
Delete this registry value
Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.
- In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
- {GUID of mount point of %Windows%} = "%Application Data%\{random1}\{malware filename}.exe"
- {GUID of mount point of %Windows%} = "%Application Data%\{random1}\{malware filename}.exe"
- In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List
- %Windows%\explorer.exe = "%Windows%\explorer.exe:*:Enabled:Windows Explorer"
- %Windows%\explorer.exe = "%Windows%\explorer.exe:*:Enabled:Windows Explorer"
Step 5
Delete this registry key
Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.
- In HKEY_CURRENT_USER\Software\Microsoft
- {random}
- {random}
Step 6
Search and delete these folders
Step 7
Restart in normal mode and scan your computer with your Trend Micro product for files detected as TSPY_ZBOT.SMCM. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.
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