General

  • Target
    PB2400.JS.js
  • Size 6.5MB
  • Sample260702-dbtxvshy3j
  • SHA256 48f8f9303da8baab31e347d8f5686fe4b13a3a34af9e34395a2b61f27fd0c2bd
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      PB2400.JS.js
    • Size 6.5MB
    • SHA256 48f8f9303da8baab31e347d8f5686fe4b13a3a34af9e34395a2b61f27fd0c2bd
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks