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

Remediation

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

  1. Please download Malwarebytes to your desktop.
  2. Double-click mb3-setup-consumer-{version}.exe and follow the prompts to install the program.
  3. Then click Finish.
  4. Once the program has fully updated, select Scan Now on the Dashboard. Or select the Threat Scan from the Scan menu.
  5. If another update of the definitions is available, it will be implemented before the rest of the scanning procedure.
  6. When the scan is complete, make sure that all Threats are selected, and click Remove Selected.
  7. Restart your computer when prompted to do so.

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

Traces/IOCs

cbe74b47bd7ea953268b5df3378d11926bf97ba72d326d3ce9e0d78f3e0dc786

snaphyteplieldup.xyz
tolmets.info
serversoftwarebase.com

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