Coinminer.Win32.MALBTC.AE
Trojan.Win32.Inject.gdeo (Kaspersky)
Windows

Threat Type: Coinminer
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Coinminer 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
217,709 bytes
Yes
07 Mar 2019
Arrival Details
This Coinminer 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 Coinminer drops and executes the following files:
- %System%\runb.exe
- %System%\coep\lsaoss.exe
(Note: %System% is the Windows system folder, where it usually is C:\Windows\System32 on all Windows operating system versions.)
It adds the following processes:
- "%System%\coep\lsaoss.exe" -o {BLOCKED}.{BLOCKED}.129.126:8081 -u mylover2009.1 -p x -t 1 -m512
It creates the following folders:
- %System%\coep
(Note: %System% is the Windows system folder, where it usually is C:\Windows\System32 on all Windows operating system versions.)
Other Details
This Coinminer connects to the following possibly malicious URL:
- {BLOCKED}.{BLOCKED}.129.126
SOLUTION
9.850
14.858.05
08 Mar 2019
14.859.00
09 Mar 2019
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
Identify and terminate files detected as Coinminer.Win32.MALBTC.AE
- 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
Search and delete these folders
- %System%\coep
Step 5
Search and delete these files
- %System%\runb.exe
- %System%\coep\lsaoss.exe
- %System%\wbem\{Random Numbers}.xml
Step 6
Scan your computer with your Trend Micro product to delete files detected as Coinminer.Win32.MALBTC.AE. 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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