BKDR_PLUGX.DUKOV
a variant of Win32/Korplug.IA trojan (ESET)
Windows
Threat Type: Backdoor
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This backdoor 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
6,656 bytes
DLL
Yes
14 Apr 2016
Arrival Details
This backdoor arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Other Details
This backdoor requires the following additional components to properly run:
- The content of the following registry entry:
- HKEY_CURRENT_USER\Software\Binary
RasTls.dll.msc = "{value}"
- HKEY_CURRENT_USER\Software\Binary
- {malware path}\RasTls.DLL.msc
It does the following:
- It reads the content of the following registry entry:
- HKEY_CURRENT_USER\Software\Binary
RasTls.dll.msc = "{value}"
- HKEY_CURRENT_USER\Software\Binary
- It opens the following file:
- {malware path}\RasTls.DLL.msc
SOLUTION
9.800
12.466.02
14 Apr 2016
12.467.00
15 Apr 2016
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
Scan your computer with your Trend Micro product and note files detected as BKDR_PLUGX.DUKOV
Step 4
Restart in Safe Mode
Step 5
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\Binary
- RasTls.dll.msc = "{value}"
- RasTls.dll.msc = "{value}"
Step 6
Search and delete the file detected as BKDR_PLUGX.DUKOV
Step 7
Search and delete these files
- {malware path}\RasTls.DLL.msc
Step 8
Restart in normal mode and scan your computer with your Trend Micro product for files detected as BKDR_PLUGX.DUKOV. 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.
Did this description help? Tell us how we did.