Trojan.WallyShack

Short bio

Trojan.WallyShack is Malwarebytes’ detection name for a trojan downloader written in Delphi.

Type and source of the infection

Trojan.WallyShack gathers some basic information about the affected system and sends this to hardcoded C2 servers. Then it downloads and runs the payload.
We found Trojan.WallyShck used in a Magecart related attack where the payload was Trojan.StealthWorker.GO.

Protection

Malwarebytes protects users from Trojan.WallyShack by using real-time protection.

block Wallyshack

Malwarebytes blocks Trojan.Wallyshack

Home remediation

Malwarebytes can detect and remove Trojan.WallyShack without further user interaction.

  1. Please download Malwarebytes to your desktop.
  2. Double-click MBSetup.exe and follow the prompts to install the program.
  3. When your Malwarebytes for Windows installation completes, the program opens to the Welcome to Malwarebytes screen.
  4. Click on the Get started button.
  5. Click Scan to start a Threat Scan.
  6. Click Quarantine to remove the found threats.
  7. Reboot the system if prompted to complete the removal process.

Note that since Trojan.WallyShack is a downloader you may find additional malware if it has been active.

Business remediation

How to remove Trojan.WallyShack with the Malwarebytes Nebula console

You can use the Malwarebytes Anti-Malware Nebula console to scan endpoints.

endpoint menu Nebula endpoint tasks menu

Choose the Scan + Quarantine option. Afterwards you can check the Detections page to see which threats were found.

Nebula detections

On the Quarantine page you can see which threats were quarantined and restore them if necessary.

Nebula Quarantaine

Traces/IOCs

Hash:
cbe74b47bd7ea953268b5df3378d11926bf97ba72d326d3ce9e0d78f3e0dc786

Domains:
snaphyteplieldup.xyz
tolmets.info
serversoftwarebase.com

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