Trojan.Win32.SYSTEMTWEAKER.R002C0PDA24
HEUR:RiskTool.Win32.SystemTweaker.gen (KASPERSKY)
Windows
Threat Type: Trojan
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
Downloaded from the Internet, Dropped by other malware
This Trojan 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
3,896,096 bytes
EXE
22 Apr 2024
Drops files, Modifies system registry
Arrival Details
This Trojan 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 drops the following files:
- %Program Files%\DriverUpdaterPro\unins000.dat
- %Program Files%\DriverUpdaterPro\is-{random}.tmp
- %Program Files%\DriverUpdaterPro\is-{random}.tmp
- %Program Files%\DriverUpdaterPro\is-{random}.tmp
- %Program Files%\DriverUpdaterPro\is-{random}.tmp
- %Desktop%\DriverUpdaterPro.lnk
- %Application Data%\Microsoft\Internet Explorer\Quick Launch\DriverUpdaterPro.lnk
- %Programs%\DriverUpdaterPro\DriverUpdaterPro.lnk
- %Programs%\DriverUpdaterPro\DriverUpdaterPro\Uninstall DriverUpdaterPro.lnk
- %Program Files%\DriverUpdaterPro\unins000.msg
- %Program Files%\DriverUpdaterPro\unins000.dat
(Note: %Program Files% is the default Program Files folder, usually C:\Program Files in Windows 2000(32-bit), Server 2003(32-bit), XP, Vista(64-bit), 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit) , or C:\Program Files (x86) in Windows XP(64-bit), Vista(64-bit), 7(64-bit), 8(64-bit), 8.1(64-bit), 2008(64-bit), 2012(64-bit) and 10(64-bit).. %Desktop% is the current user's desktop, which is usually C:\Documents and Settings\{User Name}\Desktop on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\Desktop on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).. %Application Data% is the current user's Application Data folder, which is usually C:\Documents and Settings\{user name}\Application Data on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Roaming on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).. %Programs% is the folder that contains the user’s program groups, which is usually C:\Windows\Start Menu\Programs or C:\Documents and Settings\{User name}\Start Menu\Programs on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Roaming\Microsoft\Windows\Start Menu\Programs on Windows Vista, 7, and 8.)
Other System Modifications
This Trojan adds the following registry keys as part of its installation routine:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
{A5510462-F6F1-4546-A573-E296FEE4BB6A}_is1
SOLUTION
9.800
19.306.01
28 Apr 2024
19.307.00
29 Apr 2024
Step 1
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 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
- %Program Files%\DriverUpdaterPro\unins000.dat
- %Program Files%\DriverUpdaterPro\is-{random}.tmp
- %Program Files%\DriverUpdaterPro\is-{random}.tmp
- %Program Files%\DriverUpdaterPro\is-{random}.tmp
- %Program Files%\DriverUpdaterPro\is-{random}.tmp
- %Desktop%\DriverUpdaterPro.lnk
- %Application Data%\Microsoft\Internet Explorer\Quick Launch\DriverUpdaterPro.lnk
- %Programs%\DriverUpdaterPro\DriverUpdaterPro.lnk
- %Programs%\DriverUpdaterPro\DriverUpdaterPro\Uninstall DriverUpdaterPro.lnk
- %Program Files%\DriverUpdaterPro\unins000.msg
- %Program Files%\DriverUpdaterPro\unins000.dat
Step 4
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. Before you could do this, you must restart in Safe Mode. For instructions on how to do this, you may refer to this page If the preceding step requires you to restart in safe mode, you may proceed to edit the system registry.
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{A5510462-F6F1-4546-A573-E296FEE4BB6A}_is1
Step 5
Scan your computer with your Trend Micro product to delete files detected as Trojan.Win32.SYSTEMTWEAKER.R002C0PDA24. 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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