Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/01/2025, 16:19

General

  • Target
    $TEMPImg/PazeraToolbar.exe
  • Size 2.8MB
  • Sample250121-tsrf3asphj
  • SHA256 db3119182761d71fe962e662aaff8aba64121130f3f1d39ac548020f26deec77
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\$TEMPImg\PazeraToolbar.exe
    "C:\Users\Admin\AppData\Local\Temp\$TEMPImg\PazeraToolbar.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    PID:2932

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        InstallOptions.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsi8137.tmp\InstallOptions.dll
        • Size 12KB
        • SHA256 0f4d3cee24e3f310fa804983c931d3628613988a24f0be7854f63a9309b8e45f
        • MD5 SHA1 SHA512 SSDEEP

        ScrollLicense.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsi8137.tmp\ScrollLicense.dll
        • Size 58KB
        • SHA256 d81d764e13b8e7a7ede9964f118d2de44b13c39c442527c0ffa11ed25cac5014
        • MD5 SHA1 SHA512 SSDEEP

        UserInfo.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsi8137.tmp\UserInfo.dll
        • Size 4KB
        • SHA256 74a4283da525512b7fa14d40cafd905e63a8c2a3c9faca4d0605ad71f1a05a7d
        • MD5 SHA1 SHA512

        ioSpecial.ini

        • Path C:\Users\Admin\AppData\Local\Temp\nsi8137.tmp\ioSpecial.ini
        • Size 696B
        • SHA256 59847043b1825a34c78cf5e099a2764e5ba7b160dd078fa9d609d9ad6b9191f6
        • MD5 SHA1 SHA512

        options.ini

        • Path C:\Users\Admin\AppData\Local\Temp\nsi8137.tmp\options.ini
        • Size 1KB
        • SHA256 6c0769d520ab6394290dd4e03b181a9775b045d58104c505b0775ba1369b464f
        • MD5 SHA1 SHA512

        options.ini

        • Path C:\Users\Admin\AppData\Local\Temp\nsi8137.tmp\options.ini
        • Size 1KB
        • SHA256 049d9e42dab4fa1cf511d59690b987240a1e169c1c38b7afb0bdafd517943b02
        • MD5 SHA1 SHA512