Resubmissions

05/07/2026, 23:55

260705-3ydxlacs5p10

05/07/2026, 15:00

260705-sdhpyac13s10

General

  • Target
    auth_security_browser_saver (2).zip
  • Size 694KB
  • Sample260705-sdhpyac13s
  • SHA256 33b36d754623536b0c765b497845425fbf547a2b44e5f3b55f416c2116813573
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Language
  • hta

Source
URLs
  • hta.dropper

    https://dicerigger.com

Targets

    • Target
      authguard/background.js
    • Size 4KB
    • SHA256 c925c8199d17546f57fbcf36d608a405148a525679c908aa1e4c86f73cbeb8b5
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Boot or Logon Autostart Execution: Active Setup

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

    • Download via BitsAdmin

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Enumerates connected drives

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

    • Looks up external IP address via web service

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

    • Target
      authguard/content.js
    • Size 2KB
    • SHA256 55bbf1af69337ccd7e77c28c66abdbf92ae29973802fe79b012fcc0fa2151a3d
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      authguard/firebase-app-compat.js
    • Size 31KB
    • SHA256 eeb6f33bbdb49f9bbb9040a671d54b69c5ba702447a78a42c49dea963b26026f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      authguard/firebase-auth-compat.js
    • Size 135KB
    • SHA256 825762d074943a0e17425a467fb4a5a3798107577ac7a271b7b257befacd2c0e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      authguard/firebase-database-compat.js
    • Size 162KB
    • SHA256 f95f56f0317409ef36dc04e3d0cde031ff3d2b9303f3d2f654fb7199342a042c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      authguard/popup.js
    • Size 5KB
    • SHA256 46cdd157b03912339b1fc50c71fc2ab58ed31669fdd2afbd63d44dee81b7a31e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10

MITRE ATT&CK Enterprise v16

Tasks