TSPY_CHISBURG.YU
Infostealer.Limitail(NOrton), W32/Chisburg.BAQ!tr.pws(Fortinet), Trojan.Win32.Inject(Ikarus), a variant of Win32/Injector.Autoit.BAQ trojan(Eset)
Windows
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Spyware
Destructiveness: No
Encrypted: Yes
In the wild: Yes
OVERVIEW
Downloaded from the Internet
This spyware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
TECHNICAL DETAILS
1,107,823 bytes
EXE
No
30 Oct 2014
Connects to URLs/IPs
Arrival Details
This spyware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Installation
This spyware drops the following files:
- %User Temp%\{10 random alphanumeric characters}.ini - deleted afterwards
(Note: %User Temp% is the user's temporary folder, where it usually is C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local\Temp on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)
Information Theft
This spyware attempts to steal stored email credentials from the following:
- Yahoo
- Hotmail
- Pidgin
- Eudora
- Outlook Express
- Incredimail
- MS Outlook 2002/2003/2007
- Group Mail
- Netscape Mail
- Windows Mail
- Windows Live Mail
It attempts to get stored information such as user names, passwords, and hostnames from the following browsers:
- Safari
- Mozilla Firefox
- Opera
- Chrome
- Thunderbird
- Netscape
Stolen Information
This spyware sends the gathered information via HTTP POST to the following URL:
- http://www.{BLOCKED}office.fulba.com/engr/index.php?action=add&username={user name}&password={password}=&app={application}&pcname={computer name}&sitename={URL of credentials}
NOTES:
This spyware steals user names and passwords from the following:
- FileZilla
- jDownloader
- Internet Download Manager
- Registry, website, or application defined in %User Temp%\{10 random alphanumeric characters}.ini
- Trillian
- VPN Credentials
SOLUTION
9.700
11.244.05
30 Oct 2014
11.245.00
31 Oct 2014
Step 1
Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.
Step 2
Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.
Step 3
Search and delete this file
- %User Temp%\{10 random alphanumeric characters}.ini
Step 4
Scan your computer with your Trend Micro product to delete files detected as TSPY_CHISBURG.YU. 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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