General

  • Target

    VSVy.exe

  • Size

    923KB

  • Sample

    250219-cza9zswrw3

  • MD5

    b2ab62452cfdf6fa8398f51668ae73e9

  • SHA1

    b23a3d5637b131d06ef915f9468e21e9b9432819

  • SHA256

    d4e7b1bcebd9b9150dc206559b929744b9b592d3d62baa7902f3979b60336177

  • SHA512

    e49afb48ccaa5166dbc449a3c4f4b06c70e915a016f6dd2253e23d2a722c963818d53c2cc3a33fec16cbdb81e3a4c50b3e6543d0d4ed9afea3dca602c0419dbe

  • SSDEEP

    24576:M1wMRHPv6tkVAg5zurEdFX9hU9IPYKIs+WAJ+Xmuah9/WMnqMRH:GwMZqaVASpJXPf+WAJ+XTahMiqMZ

Malware Config

Extracted

Family

vipkeylogger

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.gemssystems.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Admin174C@GEMS_DRFgemsSA

Targets

    • Target

      VSVy.exe

    • Size

      923KB

    • MD5

      b2ab62452cfdf6fa8398f51668ae73e9

    • SHA1

      b23a3d5637b131d06ef915f9468e21e9b9432819

    • SHA256

      d4e7b1bcebd9b9150dc206559b929744b9b592d3d62baa7902f3979b60336177

    • SHA512

      e49afb48ccaa5166dbc449a3c4f4b06c70e915a016f6dd2253e23d2a722c963818d53c2cc3a33fec16cbdb81e3a4c50b3e6543d0d4ed9afea3dca602c0419dbe

    • SSDEEP

      24576:M1wMRHPv6tkVAg5zurEdFX9hU9IPYKIs+WAJ+Xmuah9/WMnqMRH:GwMZqaVASpJXPf+WAJ+XTahMiqMZ

    • VIPKeylogger

      VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

    • Vipkeylogger family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks