TrojanSpy.Win32.EMOTET.YJCBX
Win32/Emotet.CV trojan (Nod32), Trojan:Win32/EmotetCrypt.PEG!MTB (Microsoft)
Windows
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Trojan Spy
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Trojan Spy 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
483,328 bytes
EXE
Yes
Arrival Details
This Trojan Spy 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:
- If executed with administrator rights:
- %System%\{Random Characters}\{Random Characters}.{3 Random Characters}
- If executed without administrator rights:
- %AppDataLocal%\{Random Characters}\{Random Characters}.{3 Random Characters} - non admin
(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).)
It adds the following processes:
- If executed with administrator rights:
- %System%\regsvr32.exe /s "%System%\{Random Characters}\{Random Characters}.{3 Random Characters}"
- If executed without administrator rights:
- %System%\regsvr32.exe /s "%AppDataLocal%\{Random Characters}\{Random Characters}.{3 Random Characters}"
(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 Spy connects to the following possibly malicious URL:
- {BLOCKED}.{BLOCKED}.196.192:80
- {BLOCKED}.{BLOCKED}.219.84:7080
- {BLOCKED}.{BLOCKED}.59.82:8080
- {BLOCKED}.{BLOCKED}.255.201:8080
- {BLOCKED}.{BLOCKED}.158.56:8080
- {BLOCKED}.{BLOCKED}.17.99:8080
- {BLOCKED}.{BLOCKED}.135.203:7080
- {BLOCKED}.{BLOCKED}.232.124:443
- {BLOCKED}.{BLOCKED}.188.93:443
- {BLOCKED}.{BLOCKED}.42.236:80
- {BLOCKED}.{BLOCKED}.50.39:7080
- {BLOCKED}.{BLOCKED}.106.96:8080
- {BLOCKED}.{BLOCKED}.203.229:8080
- {BLOCKED}.{BLOCKED}.175.63:443
- {BLOCKED}.{BLOCKED}.72.26:8080
- {BLOCKED}.{BLOCKED}.54.215:443
- {BLOCKED}.{BLOCKED}.40.196:8080
- {BLOCKED}.{BLOCKED}.147.66:8080
- {BLOCKED}.{BLOCKED}.109.124:443
- {BLOCKED}.{BLOCKED}.152.127:8080
- {BLOCKED}.{BLOCKED}.212.216:8080
- {BLOCKED}.{BLOCKED}.85.85:80
- {BLOCKED}.{BLOCKED}.83.165:80
- {BLOCKED}.{BLOCKED}.226.206:443
- {BLOCKED}.{BLOCKED}.201.2:443
- {BLOCKED}.{BLOCKED}.225.142:8080
- {BLOCKED}.{BLOCKED}.236.90:443
- {BLOCKED}.{BLOCKED}.222.11:443
- {BLOCKED}.{BLOCKED}.82.211:8080
- {BLOCKED}.{BLOCKED}.24.231:80
- {BLOCKED}.{BLOCKED}.143.207:443
- {BLOCKED}.{BLOCKED}.98.99:8080
- {BLOCKED}.{BLOCKED}.56.116:7080
- {BLOCKED}.{BLOCKED}.115.99:8080
- {BLOCKED}.{BLOCKED}.222.101:443
- {BLOCKED}.{BLOCKED}.84.195:8080
- {BLOCKED}.{BLOCKED}.201.4:443
- {BLOCKED}.{BLOCKED}.117.186:8080
SOLUTION
9.800
17.404.04
24 Feb 2022
17.405.00
25 Feb 2022
Step 1
Trend Micro Predictive Machine Learning detects and blocks malware at the first sign of its existence, before it executes on your system. When enabled, your Trend Micro product detects this malware under the following machine learning name:
Step 2
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 3
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 4
Identify and terminate files detected as TrojanSpy.Win32.EMOTET.YJCBX
- 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 5
Search and delete these files
- %System%\{Random Characters}\{Random Characters}.{3 Random Characters}
- %AppDataLocal%\{Random Characters}\{Random Characters}.{3 Random Characters}
Step 6
Scan your computer with your Trend Micro product to delete files detected as TrojanSpy.Win32.EMOTET.YJCBX. 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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