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djacobson

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Posts posted by djacobson

  1. Hi @SteveIT, I'm sorry about the delay, we've been swamped with questions about this thing, thank you for being patient with us.

    With the business product, you are protected on three levels; Anti-Malware's web blocker will stop the dial out for the key(it also now has the signature to catch the hardcoded process name used - C:\WINDOWS\mssecsvc.exe), Anti-Exploit stops the vector that is used - compromised PDF's and Anti-Ransomware will stop the encryption process. If your business environment does not keep Windows full updated due to change process, or long term update vetting, it is vital that your security programs are up to date and that you at least patch the vulnerability that was exploited, MS17-010 - https://technet.microsoft.com/en-us/library/security/ms17-010.aspx

    Also check out our MalwarebytesLabs blog which dissects this ransomware, once you see how badly it is coded, it won't seem so scary at all.

    https://blog.malwarebytes.com/cybercrime/2017/05/wanna-cry-some-more-ransomware-roundup-special-edition/

    https://blog.malwarebytes.com/threat-analysis/2017/05/the-worm-that-spreads-wanacrypt0r/

  2. @zacko11288, that version will not be able to do it. You'll need console 1.8.0.3443.

    Download that version here - https://downloads.malwarebytes.org/file/mbes_for_business

    Upgrade steps are here - https://support.malwarebytes.com/customer/portal/articles/1835539-?b_id=6520

    Follow this guide to convert the console use to TLS - https://malwarebytes.box.com/s/cj78akud2pndy568qdfc5hmw5h24zs2m

  3. No, the Managed Client communicator and the Anti-Malware portion have to be upgraded manually, there are no plans to change that in current generation of the Management Console. Anti-Exploit, however, was built much later on and is able to upgrade on its own without console interaction, if it is enabled in your policy.

  4. For those that may come across this post in the future, this is what the agent software's compatibility is in regards to deployment on servers. Certain Server OS's are supported by the agent software:

    • Windows Server 2012/2012 R2
    • Windows Small Business Server 2011
    • Windows Server 2008/2008 R2
    • Windows Server 2003 (32-bit only)

    However, there are environment roles which are unsupported. Do not install the Anti-Malware portion of the product to a server which runs:

    • Terminal Services (TS) / Remote Desktop Services (RDS)
    • Virtual Desktop Infrastructure (VDI)
    • Windows Storage Server
    • Server Core
    • Citrix XenDesktop
    • Citrix XenApp
    • VMware View
    • VMware VShield
  5. Hi @smallen50 your logs show a failure to open an SSL channel. Have you disabled any SSL or TLS protocols on your network? Added an NGFW with SSL Packet Inspection?

    2017-04-13 08:20:34.373: ****ERROR*****: System.Net.WebException: The request was aborted: Could not create SSL/TLS secure channel.

    This machine was updating fine on April 12th, April 13th is when it started to fail:

    2017-04-12 14:25:38.262: Download version file: https://x.x.x.x:18457/SignatureDownload/mbam.check.database
    2017-04-12 14:25:38.294: Check version.check file content: v2017.04.12.07
    2017-04-12 14:25:38.294: Execute CoreClient Update.
    2017-04-12 14:25:38.294: Launch client, filename: C:\Program Files (x86)\Malwarebytes' Anti-Malware\mbamapi.exe, parm: /update
    2017-04-12 14:25:38.310: Update Command started.
    2017-04-12 14:25:39.172: Update Command completed.

     

    I'm also seeing that you are on outdated software. Your mbam is shown as 1.80.1.1011, which is tied to console 1.6.1.2897. SSL Man in the middle protection was brought to mbam 1.80.2.1012, which is tied to console 1.7.0.3208. However, the latest console available is 1.8.0.3443.

    If you want to upgrade, the link is here - https://downloads.malwarebytes.org/file/mbes_for_business

    Upgrade steps are here - https://support.malwarebytes.com/customer/portal/articles/1835539-?b_id=6520

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