Trojan.Win32.NUMANDO.DLDS
W32/OLE2.ALIEN (FORTINET); Win32/Spy.Numando.L (NOD32)
Windows
Threat Type: Trojan
Destructiveness: No
Encrypted: No
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
1,022,976 bytes
Other
No
09 Apr 2020
Displays graphics/image, Drops files
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:
- %AppDataLocal%\Microsoft Corporation\Sistemas Impressoes\NvSmartMax.dll (detected as TrojanSpy.Win32.NUMANDO.MSIDLDT)
- %AppDataLocal%\Microsoft Corporation\Sistemas Impressoes\ssleay32.dll
- %AppDataLocal%\Microsoft Corporation\Sistemas Impressoes\libeay32.dll
- %AppDataLocal%\Microsoft Corporation\Sistemas Impressoes\ShotGun.exe (loads NvSmartMax.dll)
(Note: %AppDataLocal% is the Local Application Data folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)
It adds the following processes:
- "%System%\msiexec.exe" /i "{Malware file path and name}"
- %AppDataLocal%\Microsoft Corporation\Sistemas Impressoes\ShotGun.exe
(Note: %System% is the Windows system folder, where it usually is C:\Windows\System32 on all Windows operating system versions.. %AppDataLocal% is the Local Application Data folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)
Other Details
This Trojan does the following:
- It displays the following:
SOLUTION
9.850
15.796.01
09 Apr 2020
15.797.00
10 Apr 2020
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 these files
- %AppDataLocal%\Microsoft Corporation\Sistemas Impressoes\NvSmartMax.dll
- %AppDataLocal%\Microsoft Corporation\Sistemas Impressoes\ssleay32.dll
- %AppDataLocal%\Microsoft Corporation\Sistemas Impressoes\libeay32.dll
- %AppDataLocal%\Microsoft Corporation\Sistemas Impressoes\ShotGun.exe
Step 4
Scan your computer with your Trend Micro product to delete files detected as Trojan.Win32.NUMANDO.DLDS. 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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