General

  • Target
    PO_PRD_0035963 PDF.JS.js
  • Size 3.7MB
  • Sample261009-sca9gabe79
  • SHA256 9541c2a21f0f1e5386309958e2060c3b5df15fd8da3f1d52dcce32f2a012e80b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • vipkeylogger

Credentials

Targets

    • Target
      PO_PRD_0035963 PDF.JS.js
    • Size 3.7MB
    • SHA256 9541c2a21f0f1e5386309958e2060c3b5df15fd8da3f1d52dcce32f2a012e80b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: VIPKeylogger

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

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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 NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks