TrojanSpy.Win32.VIDAR.CDR
Windows
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Trojan Spy
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
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
3,131,392 bytes
No
18 Feb 2022
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 files:
- %ProgramData%\freebl3.dll
- %ProgramData%\mozglue.dll
- %ProgramData%\msvcp140.dll
- %ProgramData%\nss3.dll
- %ProgramData%\softokn3.dll
- %ProgramData%\vcruntime140.dll
- %ProgramData%\{random}\files\passwords.txt
- %ProgramData%\{random}\files\Cookies\IE_Cookies.txt
- %ProgramData%\{random}\files\Cookies\Edge_Cookies.txt
- %ProgramData%\{random}\files\Cookies\Mozilla Firefox_{random}.default.txt
- %ProgramData%\{random}\files\Autofill\Mozilla Firefox_{random}.default.txt
- %ProgramData%\{random}\files\History\Mozilla Firefox_{random}.default.txt
- %ProgramData%\{random}\files\History\Google Chrome_Default.txt
- %ProgramData%\{random}\files\CC\Google Chrome_Default.txt
- %ProgramData%\{random}\files\temp
- %ProgramData%\{random}\files\Autofill\Google Chrome_Default.txt
- %ProgramData%\{random}\files\outlook.txt
- %ProgramData%\{random}\files\information.txt
- %ProgramData%\{random}\files\Files\Default.zip
- %ProgramData%\{random}\files\screenshot.jpg
- %ProgramData%\{random}\{random}.zip
- %ProgramData%\{random}.exe
(Note: %ProgramData% is a version of the Program Files folder where any user on a multi-user computer can make changes to programs. This contains application data for all users. This is usually C:\ProgramData on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit), or C:\Documents and Settings\All Users on Windows Server 2003(32-bit), 2000(32-bit) and XP.)
It adds the following processes:
- "%System%\cmd.exe" /c taskkill /im {Malware name} /f & timeout /t 6 & del /f /q "{Malware path and name}" & del %ProgramData%\*.dll & exit
(Note: %ProgramData% is a version of the Program Files folder where any user on a multi-user computer can make changes to programs. This contains application data for all users. This is usually C:\ProgramData on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit), or C:\Documents and Settings\All Users on Windows Server 2003(32-bit), 2000(32-bit) and XP.)
It creates the following folders:
- %ProgramData%\{random}
- %ProgramData%\{random}\files
(Note: %ProgramData% is a version of the Program Files folder where any user on a multi-user computer can make changes to programs. This contains application data for all users. This is usually C:\ProgramData on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit), or C:\Documents and Settings\All Users on Windows Server 2003(32-bit), 2000(32-bit) and XP.)
Other Details
This Trojan Spy connects to the following possibly malicious URL:
- https://{BLOCKED}on.online/@{BLOCKED}niax
- http://{BLOCKED}.{BLOCKED}.147.143/1149
- http://{BLOCKED}.{BLOCKED}.147.143/freebl3.dll
- http://{BLOCKED}.{BLOCKED}.147.143/mozglue.dll
- http://{BLOCKED}.{BLOCKED}.147.143/msvcp140.dll
- http://{BLOCKED}.{BLOCKED}.147.143/nss3.dll
- http://{BLOCKED}.{BLOCKED}.147.143/softokn3.dll
- http://{BLOCKED}.{BLOCKED}.147.143/vcruntime140.dll
SOLUTION
9.800
17.394.03
19 Feb 2022
17.395.00
20 Feb 2022
Step 1
Trend Micro Predictive Machine Learning detects and blocks malware at the first sign of its existence, before it executes on your system. When enabled, your Trend Micro product detects this malware under the following machine learning name:
- TROJ.Win32.TRX.XXPE50FFF053
Step 2
Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 users must disable System Restore to allow full scanning of their computers.
Step 3
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 4
Search and delete this file
- %ProgramData%\freebl3.dll
- %ProgramData%\mozglue.dll
- %ProgramData%\msvcp140.dll
- %ProgramData%\nss3.dll
- %ProgramData%\softokn3.dll
- %ProgramData%\vcruntime140.dll
- %ProgramData%\{random}\files\passwords.txt
- %ProgramData%\{random}\files\Cookies\IE_Cookies.txt
- %ProgramData%\{random}\files\Cookies\Edge_Cookies.txt
- %ProgramData%\{random}\files\Cookies\Mozilla Firefox_{random}.default.txt
- %ProgramData%\{random}\files\Autofill\Mozilla Firefox_{random}.default.txt
- %ProgramData%\{random}\files\History\Mozilla Firefox_{random}.default.txt
- %ProgramData%\{random}\files\History\Google Chrome_Default.txt
- %ProgramData%\{random}\files\CC\Google Chrome_Default.txt
- %ProgramData%\{random}\files\temp
- %ProgramData%\{random}\files\Autofill\Google Chrome_Default.txt
- %ProgramData%\{random}\files\outlook.txt
- %ProgramData%\{random}\files\information.txt
- %ProgramData%\{random}\files\Files\Default.zip
- %ProgramData%\{random}\files\screenshot.jpg
- %ProgramData%\{random}\{random}.zip
- %ProgramData%\{random}.exe
Step 5
Search and delete these folders
- %ProgramData%\{random}
- %ProgramData%\{random}\files
Step 6
Scan your computer with your Trend Micro product to delete files detected as TrojanSpy.Win32.VIDAR.CDR. 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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