TrojanSpy.MSIL.LUMMAC.C
Trojan:MSIL/LummaStealer.B!MTB (MICROSOFT)
Windows
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Trojan Spy
Destructiveness: No
Encrypted: Yes
In the wild: Yes
OVERVIEW
Downloaded from the Internet, Dropped by other malware
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.
It connects to certain websites to send and receive information.
TECHNICAL DETAILS
1,782,272 bytes
EXE
Yes
16 Aug 2023
Connects to URLs/IPs, Steals information, Collects system information
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 adds the following processes:
- "%Windows%\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
(Note: %Windows% is the Windows folder, where it usually is C:\Windows on all Windows operating system versions.)
It injects codes into the following process(es):
- RegAsm.exe
Download Routine
This Trojan Spy connects to the following website(s) to download and execute a malicious file:
- http:/{BLOCKED}techs.com/Amdaygo.exe → Detected as Trojan.Win32.AMADEY.YXDHDZ
Information Theft
This Trojan Spy gathers the following data:
- Computer Name
- OS Information
- CPU Information
- Screen Resolution
- System Language
- Physical Memory Installed
Stolen Information
This Trojan Spy sends the gathered information via HTTP POST to the following URL:
- http://{BLOCKED}c-node.io/c2sock
- http://{BLOCKED}fe.xyz/c2sock
Other Details
This Trojan Spy connects to the following website to send and receive information:
- http://{BLOCKED|c-node.io/c2conf
- http://{BLOCKED}fe.xyz/c2conf
It does the following:
- It has the following capabilities:
- Loader function (Execute/Load downloaded executables or DLL files)
- Execute PowerShell script
- Manage files (Upload/Download files from server)
- Manage processes (Create list)
- Delete itself after execution
- It exfiltrates the following data from Google Chrome.
- History
- Login Data
- Login Data For Account
- Web Data
- Network\Cookies
- Local Storage\leveldb
- Local Storage\leveldb
- It exfiltrates the following data from Mozilla Firefox.
- %appdata%\Mozilla\Firefox\Profiles
- key4.db
- cert9.db
- formhistory.sqlite
- cookies.sqlite
- logins.json
- places.sqlite
- It exfiltrates data from the following appilication.
- AnyDesk
- .conf
- %appdata%\AnyDesk
- FileZilla
- recentservers.xml
- sitemanager.xml
- KeePass
- .kbdx
- Steam
- ssfn*
- %programfiles%\Steam\config
- Telegram
- s*
- AnyDesk
- It exfiltrates User Data found on the following Browsers.
- Chrome
- Chromium
- Edge
- Kometa
- Opera Stable
- Opera GX Stable
- Opera Neon
- Brave Software
- Comodo
- CocCoc
- It exfiltrates data on the following crypto wallets.
- Binance
- Electrum
- Ethereum
- Exodus
- Ledger Live
- Atomic
- Coinomi
- Authy Desktop
- Bitcoin core
- JAXX New Version
- It exfiltrates data found on the following mail client applications.
- Windows Mail
- %localappdata%\Microsoft\Windows Mail\Local Folders
- .eml
- The Bat!
- %localappdata%\The Bat!
- Mail Clients\The Bat\Local
- .TBB
- .TBN
- .MSG
- .EML
- .MSB
- .mbox
- .ABD
- .FLX
- .TBK
- .HBI
- Thunderbird
- %appdata%\Thunderbird\Profiles
- PMAIL
- .CNM
- .PMF
- .PMN
- .PML
- CACHE.PM
- .WPM
- .PM
- .USR
- Mailbird
- Mail Clients\Mailbird
- \MessageIndex
- .db
- eM Client
- .dat
- .dat-shm
- .dat-wal
- Windows Mail
- It exfiltrates crypto currency browser wallet extensions and 2FA applications.
SOLUTION
9.800
18.671.00
01 Sep 2023
18.671.00
02 Sep 2023
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:
- TROJ.Win32.TRX.XXPE50FFF072
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
Scan your computer with your Trend Micro product to delete files detected as TrojanSpy.MSIL.LUMMAC.C. 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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