TSPY_GOLROTED.BBOCB
Windows
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Trojan Spy
Destructiveness: No
Encrypted: Yes
In the wild: Yes
OVERVIEW
Dropped by other malware, Downloaded from the Internet
This Trojan Spy 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
737,280 bytes
EXE
No
08 May 2018
Connects to URLs/IPs, Steals information
Arrival Details
This Trojan Spy 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 Trojan Spy drops the following copies of itself into the affected system and executes them:
- %User Temp%\subfolder\filename.bat
(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.)
It drops the following files:
- %User Temp%\subfolder\filename.vbs -> script to run the copy of itself
- %Application Data%\pidloc.txt -> contains the full path and name of malware
- %Application Data%\pid.txt -> contains the process ID of the malware
- %User Temp%\holdermail.txt -> deleted afterwards
- %User Temp%\holderwb.txt -> 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.. %Application Data% is the Application Data folder, where it usually is C:\Documents and Settings\{user name}\Application Data on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Roaming 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.)
It adds the following processes:
- %Windows%\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "%User Temp%\holdermail.txt"
- %Windows%\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "%User Temp%\holderwb.txt"
(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.)
Autostart Technique
This Trojan Spy adds the following registry entries to enable its automatic execution at every system startup:
HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\RunOnce
Registry Key Name = %User Temp%\subfolder\filename.vbs
Other System Modifications
This Trojan Spy modifies the following registry entries:
HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Explorer\
Advanced
Hidden = "1"
Information Theft
This Trojan Spy gathers the following data:
- Computer name
- Local Date and Time
- Installed Language
- .Net Version
- Operating System Platform
- Operating System Version
- Internal IP Address
- External IP Address
- Installed Antivirus
- Installed Firewall
- Key logs
- Clipboard logs
- Screenshot
- Account information from:
- Bitcoin
- Minecraft
- Steam
- Internet Download Manager
- jDownloader
- RuneScape
It attempts to steal stored email credentials from the following:
- Thunderbird
- Eudora
- Internet Account Manager
- MS Outlook
- Outlook Express
- Group Mail Free
- IncrediMail
- Windows Mail
- Windows Live Mail
- Yahoo! Mail
- Gmail
It attempts to get stored information such as user names, passwords, and hostnames from the following browsers:
- Internet Explorer
- Firefox
- Chrome
- Opera
- Safari
- SeaMonkey
Stolen Information
This Trojan Spy sends the data it gathers to the following email addresses via SMTP:
- bomba111@{BLOCKED}o.com
Other Details
This Trojan Spy connects to the following URL(s) to get the affected system's IP address:
- http://whatismyipaddress.com/
It does the following:
- It attempts to steal stored account credentials from the following Instant Messaging applications:
- Google Talk
- MSN Messenger
SOLUTION
9.850
14.252.01
14 May 2018
14.253.00
15 May 2018
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
Identify and terminate files detected as TSPY_GOLROTED.BBOCB
- Windows Task Manager may not display all running processes. In this case, please use a third-party process viewer, preferably Process Explorer, to terminate the malware/grayware/spyware file. You may download the said tool here.
- If the detected file is displayed in either Windows Task Manager or Process Explorer but you cannot delete it, restart your computer in safe mode. To do this, refer to this link for the complete steps.
- If the detected file is not displayed in either Windows Task Manager or Process Explorer, continue doing the next steps.
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\RunOnce
- Registry Key Name = %User Temp%\subfolder\filename.vbs
- Registry Key Name = %User Temp%\subfolder\filename.vbs
Step 5
Restore this modified 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\Explorer\Advanced
- From: Hidden = "1"
To: Hidden = {User Preference}
- From: Hidden = "1"
Step 6
Search and delete this file
- %User Temp%\subfolder\filename.vbs
- %Application Data%\pidloc.txt
- %Application Data%\pid.txt
- %User Temp%\holdermail.txt
- %User Temp%\holderwb.txt
Step 7
Scan your computer with your Trend Micro product to delete files detected as TSPY_GOLROTED.BBOCB. 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 the following Trend Micro Support pages for more information:
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