Analysis by: Mc Justine De Guzman
 PLATFORM:

Windows

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

  • Threat Type: Trojan Spy

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW

Infection Channel: 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.

  TECHNICAL DETAILS

File Size: 437,248 bytes
File Type: EXE
Memory Resident: Yes
Initial Samples Received Date: 31 Mar 2022
Payload: Connects to URLs/IPs

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 folders:

  • %AppDataLocal%\Yandex
  • %AppDataLocal%\Yandex\YaAddon

(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).)

Information Theft

Upon execution of the affected application, it gathers the following information:

  • IP address
  • MAC address
  • Username
  • Computer name
  • Country name
  • Windows key
  • Browsers
  • Running processes
  • Default browser
  • OS information (version, name, architecture)
  • Storage information (size, drives)
  • System manufacturer
  • System model
  • System name
  • Processor name
  • Timezone
  • Language
  • Saved Windows credentials
  • Browser cookies/credentials
  • Wallet data for the following cryptocurrency wallets:
    • Armory
    • Atomic
    • Binance
    • Coinomi
    • Electrum
    • Ethereum
    • Exodus
    • Guarda
    • Monero
  • Anti virus products
  • Anti spyware products
  • Firewall products

NOTES:

This Trojan Spy does the following:

  • It sends the stolen information to the following URL:
    • {BLOCKED}.{BLOCKED}.48.58:38989
  • It terminates itself if the computer's country name is found similar to the following:
    • Armenia
    • Azerbaijan
    • Belarus
    • Kazakhstan
    • Kyrgyzstan
    • Moldova
    • Taijikistan
    • Uzbekistan
    • Ukraine
    • Russia

    •   SOLUTION

    Minimum Scan Engine: 9.800
    FIRST VSAPI PATTERN FILE: 17.476.06
    FIRST VSAPI PATTERN DATE: 31 Mar 2022
    VSAPI OPR PATTERN File: 17.477.00
    VSAPI OPR PATTERN Date: 01 Apr 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:

      • TROJ.Win32.TRX.XXPE50FFF055

    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

    Restart in Safe Mode

    [ Learn More ]

    Step 5

    Search and delete this folder

    [ Learn More ]
    Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden folders in the search result.
    • %AppDataLocal%\Yandex
    • %AppDataLocal%\Yandex\YaAddon

    Step 6

    Restart in normal mode and scan your computer with your Trend Micro product for files detected as TrojanSpy.Win32.DANABOT.MV. 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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