TSPY_EMOTET.XXTC
Windows
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Trojan Spy
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Trojan Spy arrives as an attachment to email messages spammed by other malware/grayware or malicious users. It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
However, as of this writing, the said sites are inaccessible. It deletes itself after execution.
TECHNICAL DETAILS
227,328 bytes
EXE
Yes
27 Apr 2017
Arrival Details
This Trojan Spy arrives as an attachment to email messages spammed by other malware/grayware or malicious users.
It 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 copies of itself into the affected system and executes them:
- %AppDataLocal%\InstancingGlossary\InstancingGlossary.exe
(Note: %AppDataLocal% is the Application Data folder found in Local Settings, where it is usually C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)
It creates the following folders:
- %AppDataLocal%\InstancingGlossary
(Note: %AppDataLocal% is the Application Data folder found in Local Settings, where it is usually C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)
Autostart Technique
This Trojan Spy drops the following file(s) in the Windows User Startup folder to enable its automatic execution at every system startup:
- %User Startup%\InstancingGlossary.lnk -> targets the dropped copy of the malware
(Note: %User Startup% is the current user's Startup folder, which is usually C:\Documents and Settings\{user}\Start Menu\Programs\Startup on Windows 2000 and XP, and C:\Documents and Settings\{User name}\Start Menu\Programs\Startup on Windows Vista, 7, and 8.)
Other Details
This Trojan Spy connects to the following possibly malicious URL:
- http://{BLOCKED}.{BLOCKED}.166.45:8080
- http://{BLOCKED}.{BLOCKED}.136.67:443
- http://{BLOCKED}.{BLOCKED}.218.25:443
- http://{BLOCKED}.{BLOCKED}.137.34:7080
- http://{BLOCKED}.{BLOCKED}.220.214:8080
- http://{BLOCKED}.{BLOCKED}.254.64:8080
- http://{BLOCKED}.{BLOCKED}.149.74:443
- http://{BLOCKED}.{BLOCKED}.0.193:443
However, as of this writing, the said sites are inaccessible.
It deletes itself after execution.
SOLUTION
9.850
13.366.03
27 Apr 2017
13.367.80
28 Apr 2017
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
Search and delete this folder
- %AppDataLocal%\InstancingGlossary
Step 4
Search and delete this file
- %User Startup%\InstancingGlossary.lnk
Step 5
Scan your computer with your Trend Micro product to delete files detected as TSPY_EMOTET.XXTC. 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.
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