Analysis by: Neljorn Nathaniel Aguas
ALIASES:

Trojan:Win32/LummaStealer.SX!MTB (MICROSOFT)

 PLATFORM:

Windows

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:
 INFORMATION EXPOSURE:

  • Threat Type: Trojan Spy

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Infection Channel: Dropped by other malware, Downloaded from the Internet

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 does not have any propagation routine.

It does not have any backdoor routine.

It connects to certain websites to send and receive information.

  TECHNICAL DETAILS

File Size: 327,168 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 29 Mar 2024
Payload: 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.

Propagation

This Trojan Spy does not have any propagation routine.

Backdoor Routine

This Trojan Spy does not have any backdoor routine.

Rootkit Capabilities

This Trojan Spy does not have rootkit capabilities.

Information Theft

This Trojan Spy gathers the following data:

  • System Information:
    • Malware's ID
    • Malware's Complete Filename
    • Malware's Execution Date and Time
    • OS Information
    • OS Installation Date
    • Hardware ID
    • RAM Information
    • CPU Information
    • GPU Information
    • System Language
    • Time Zone
    • Username
    • Computer Name
    • Hostname
    • Domain Name
    • NetBIOS Domain Name
    • Programs Installed
    • Antivirus Installed
    • Screen Resolution
    • Clipboard Data

  • Wallet Browser Extensions:
    • Agrent X
      • dlcobpjiigpikoobohmabehhmhfoodbb
    • Auro
      • cnmamaachppnkjgnildpdmkaakejnhae
    • Backpack
      • aflkmfhebedbjioipglgcbcmnbpgliof
    • Binance Chain Wallet
      • fhbohimaelbohpjbbldcngcnapndodjp
    • BinanceWallet
      • fhbohimaelbohpjbbldcngcnapndodjp
    • BitApp
      • fihkakfobkmkjojpchpfgcmhfjnmnfpi
    • BitClip
      • ijmpgkjfkbfhoebgogflfebnmejmfbm
    • Braavos
      • jnlgamecbpmbajjfhmmmlhejkemejdma
    • Byone
      • nlgbhdfgdhgbiamfdfmbikcdghidoadd
    • Clover
      • nhnkbkgjikgcigadomkphalanndcapjk
    • Coin98
      • aeachknmefphepccionboohckonoeemg
    • Coinbase
      • hnfanknocfeofbddgcijnmhnfnkdnaad
    • Coinhub
      • jgaaimajipbpdogpdglhaphldakikgef
    • Compas Wallet
      • anokgmphncpekkhclmingpimjmcooifb
    • CryptoCom
      • hifafgmccdpekplomjjkcfgodnhcellj
    • Cyano
      • dkdedlpgdmmkkfjabffeganieamfklkm
    • DAppPlay
      • lodccjjbdhfakaekdiahmedfbieldgik
    • EnKrypt
      • kkpllkodjeloidieedojogacfhpaihoh
    • EQUA
      • blnieiiffboillknjnepogjhkgnoapac
    • ExodusWeb3
      • aholpfdialjgjfhomihkjbmgjidlcdno
    • Fluvi Wallet
      • mmmjbcfofconkannjonfmjjajpllddbg
    • Frontier Wallet
      • kppfdiipphfccemcignhifpjkapfbihd
    • Glass Wallet
      • loinekcabhlmhjjbocijdoimmejangoa
    • Guarda
      • hpglfhgfnhbgpjdenjgmdgoeiappafln
    • Guild
      • nanjmdknhkinifnkgdcggcfnhdaammmj
    • Havah Wallet
      • cnncmdhjacpkmjmkcafchppbnpnhdmon
    • Hycon Lite Client
      • bcopgchhojmggmffilplmbdicgaihlkp
    • ICONex
      • flpiciilemghbmfalicajoolhkkenfe
    • iWlt
      • kncchdigobghenbbaddojjnnaogfppfj
    • Jaxx Liberty
      • cjelfplplebdjjenllpjcblmjkfcffne
    • Keplr
      • dmkamcknogkgcdfhhbddcghachkejeap
    • KHC
      • hcflpincpppdclinealmandijcmnkbgn
    • Leaf
      • cihmoadaighcejopammfbmddcmdekcje
    • Leap Wallet
      • fcfcfllfndlomdhbehjjcoimbgofdncg
    • Liquality
      • kpfopkelmapcoipemfendmdcghnegimn
    • Magic Eden
      • mkpegjkblkkefacfnmkajcjmabijhclg
    • Martian
      • efbglgofoippbgcjepnhiblaibcnclgk
    • Math
      • afbcbjpbpfadlkmhmclhkeeodmamcflc
    • MetaMask
      • ejbalbakoplchlghecdalmeeeajnimhm
      • nkbihfbeogaeaoehlefnkodbefgpgknn
    • MEW CX
      • nlbmnnijcnlegkjjpcfjclmcfggfefdm
    • MewCX
      • nlbmnnijcnlegkjjpcfjclmcfggfefdm
    • Morphis Wallet
      • heefohaffomkkkphnlpohglngmbcclhi
    • MultiversX Wallet
      • dngmlblcodfobpdpecaadgfbcggfjfnm
    • Nabox
      • nknhiehlklippafakaeklbeglecifhad
    • Nami
      • lpfcbjknijpeeillifnkikgncikgfhdo
    • Nash Extension
      • onofpnbbkehpmmoabgpcpmigafmmnjh
    • NeoLine
      • cphhlgmgameodnhkjdmkpanlelnlohao
    • Nifty
      • jbdaocneiiinmjbjlgalhcelgbejmnid
    • OKX
      • mcohilncbfahbmgdjkbpemcciiolgcge
    • OneKey
      • infeboajgfhgbjpjbeppbkgnabfdkdaf
    • Petra
      • ejjladinnckdgjemekebdpeokbikhfci
    • Phantom
      • bfnaelmomeimhlpmgjnjophhpkkoljpa
    • PolkadotJS
      • mopnmbcafieddcagagdcbnhejhlodfdd
    • Polymesh
      • jojhfeoedkpkglbfimdfabpdfjaoolaf
    • Pontem
      • phkbamefinggmakgklpkljjmgibohnba
    • Rabby
      • acmacodkjbdgmoleebolmdjonilkdbch
    • Ronin Wallet
      • fnjhmkhhmkbjkkabndcnnogagogbneec
    • Safepal
      • lgmpcpglpngdoalbgeoldeajfclnhafa
    • Saturn
      • nkddgncdjgjfcddamfgcmfnlhccnimig
    • Solflare
      • bhhhlbepdkbapadjdnnojkbgioiodbic
    • Sollet
      • fhmfendgdocmcbmfikdcogofphimnkno
    • Steem Keychain
      • lkcjlnjfpbikmcmbachjpdbijejflpcm
    • Sub
      • onhogfjeacnfoofkfgppdlbmlmnplgbn
    • Sui Wallet
      • ocjdpmoallmgmjbbogfiiaofphbjgchh
    • Sui
      • opcgpfmipidbgpenhmajoajpbobppdil
    • Talisman
      • fijngjgcjhjmmpcmkeiomlglpeiijkld
    • Temple
      • ookjlbkiijinhpmnjffcofjonbfbgaoc
    • Terra Station
      • aiifbnbfobpmeekipheeijimdpnlpgpp
    • TezBox
      • mnfifefkajgofkcjkemidiaecocnkjeh
    • TronLink
      • ibnejdfjmmkpcnlpebklmnkoeoihofec
    • Trust Wallet
      • egjidjbpglichdcondbcbdnbeeppgdph
    • UniSat
      • ppbibelpcjmhbdihakflkdcoccbgbkpo
    • Venom Wallet
      • ojggmchlghnjlapmfbnjholfjkiidbch
    • Wombat
      • amkmjjmmflddogmhpjloimipbofnfjih
    • XVerse Wallet
      • idnnbdplmphpflfnlkomgpfbpcgelopg
    • Yoroi
      • ffnbelfdoeiohenkjibnmadjiehjhajb
    • ZilPay
      • klnaejjgbibmhlephnhpmaofohgkpgkd

  • Authenticator Browser Extensions:
    • Authenticator
      • bhghoamapcdpbohphigoooaddinpkbai
    • Authy
      • gaedmjdfmmahhbjefcbgaolhhanlaolb
    • EOS Authenticator
      • oeljdldpnmdbchonielidgobddfffla
    • GAuth Authenticator
      • ilgcnhelpchnceeipipijaljkblbcob

  • Password Manager Browser Extensions:
    • Bitwarden
      • nngceckbapebfimnlniiiahkandclblb
    • Trezor Password Manager
      • imloifkgjagghnncjkhggdhalmcnfklk

  • Wallet Data Stored Locally:
    • Atomic
      • %Application Data%\atomic\Local Storage\leveldb
        • All files
    • Binance
      • %Application Data%\Binance
        • app-store.json
        • .finger-print.fp
        • simple-storage.json
        • window-state.json
    • Bitcoin
      • %Application Data%\Bitcoin\wallets
        • All files
    • Coinomi
      • %AppDataLocal%\Coinomi\Coinomi\wallets
        • All files
    • Electrum
      • %Application Data%\Electrum\wallets
        • All files
    • Ethereum
      • %Application Data%\Ethereum
        • keystore
    • Exodus
      • %Application Data%\Exodus\exodus.wallet
        • All files
    • Jaxx Liberty
      • %Application Data%\com.liberty.jaxx\IndexedDB
        • *.leveldb
    • Ledger Live
      • %Application Data%\Ledger Live
        • All files

  • Application Data Stored Locally:
    • AnyDesk
      • %Application Data%\AnyDesk
        • *.conf
    • Authy Desktop
      • %Application Data%\Authy Desktop\Local Storage\leveldb
        • All files
    • FileZilla
      • %Application Data%\FileZilla
        • recentservers.xml
        • sitemanager.xml
    • KeePass
      • %User Profile%
        • *.kbdx
    • Telegram
      • %Application Data%\Telegram Desktop
        • *s
      • C:\Program Files\Telegram Desktop
        • *s
      • C:\Program Files (x86)\Telegram Desktop
        • *s

  • Browser User Data:
    • 360 Browser
      • %AppDataLocal%\360Browser\Browser\User Data
    • Brave
      • %AppDataLocal%\BraveSoftware\Brave-Browser\User Data
    • Chrome Beta
      • %AppDataLocal%\Google\Chrome Beta\User Data
    • Chrome
      • %AppDataLocal%\Google\Chrome\User Data
    • Coc Coc
      • %AppDataLocal%\CocCoc\Browser\User Data
    • Edge
      • %AppDataLocal%\Microsoft\Edge\User Data
    • Epic Privacy Browser
      • %AppDataLocal%\Epic Privacy Browser\User Data
    • Mozilla Firefox
      • %Application Data%\Mozilla\Firefox\Profiles
    • Opera GX Stable
      • %Application Data%\Opera Software\Opera GX Stable
    • Opera Neon
      • %AppDataLocal%\Opera Software\Opera Neon\User Data
    • Opera
      • %Application Data%\Opera Software\Opera Stable
    • Vivaldi
      • %AppDataLocal%\Vivaldi\User Data

  • Email Client Data:
    • The Bat!
      • %Application Data%\The Bat!
        • *.ABD
        • *.EML
        • *.FLX
        • *.HBI
        • *.mbox
        • *.MSB
        • *.MSG
        • *.TBB
        • *.TBK
        • *.TBN
        • *.txt
    • Pegasus Mail
      • C:\PMAIL
        • *.CNM
        • *.PM
        • *.PMF
        • *.PML
        • *.PMN
        • *.USR
        • *.WPM
        • *CACHE.PM
    • Mailbird
      • %AppDataLocal%\Mailbird\Store
        • *.db
    • eM Client
      • %Application Data%\eM Client
        • *.dat
        • *.dat-shm
        • *.dat-wal
        • *.eml

  • Text Files:
    • %User Profile%
      • *bitcoin*.txt
      • *ledger*.txt
      • *metamask*.txt
      • *pass*.txt
      • *seed*.txt
      • *trezor*.txt
      • *wallet*.txt
      • *words*
    • %User Profile%\Desktop
      • *.txt
      • *.pdf

(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).. %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name} on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)

Stolen Information

This Trojan Spy sends the gathered information via HTTP POST to the following URL:

  • https://{BLOCKED}kywo.shop/api

Other Details

This Trojan Spy connects to the following website to send and receive information:

  • https://{BLOCKED}kywo.shop

It does the following:

  • It compiles and compresses the stolen information in memory before sending it to the C&C server.

NOTES:

It does not exploit any vulnerability.

  SOLUTION

Minimum Scan Engine: 9.800
FIRST VSAPI PATTERN FILE: 19.247.00
FIRST VSAPI PATTERN DATE: 29 Mar 2024
VSAPI OPR PATTERN File: 19.247.00
VSAPI OPR PATTERN Date: 30 Mar 2024

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.XXPE50FFF079

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.Win32.LUMMAC.NLJ. 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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