Analysis

  • max time kernel
    142s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/02/2024, 18:47

General

  • Target
    8fe22d9012398e4b5e109d9d6703b2cd.exe
  • Size 252KB
  • Sample240204-xfcc6agdf4
  • SHA256 3f0fad0de5319c67ce158793a2651f62668dfc1ef0615393350b5cbdd7f89bce
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 4 IoCs
  • Modifies registry class 63 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8fe22d9012398e4b5e109d9d6703b2cd.exe
    "C:\Users\Admin\AppData\Local\Temp\8fe22d9012398e4b5e109d9d6703b2cd.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2312
    • C:\Users\Admin\AppData\Local\Temp\7zS85D9.tmp\setup.exe
      .\setup.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:456

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        uninstall.exe

        • Path C:\ProgramData\ADDICT-THING\uninstall.exe
        • Size 46KB
        • SHA256 634557ab79a29fe800721bc5f146a9b86799b72eb6755e821492f85ca66818a6
        • MD5 SHA1 SHA512 SSDEEP

        bootstrap.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS85D9.tmp\[email protected]\bootstrap.js
        • Size 2KB
        • SHA256 9301e5cd5c9018835f5656cdbc01e62968d2cdc305f4230fdd2b12e256463484
        • MD5 SHA1 SHA512

        chrome.manifest

        • Path C:\Users\Admin\AppData\Local\Temp\7zS85D9.tmp\[email protected]\chrome.manifest
        • Size 116B
        • SHA256 e4177a36ba9902f1c403d1cdc396a3cca62f6f647ae91bb4b172bcb18c85727f
        • MD5 SHA1 SHA512

        bg.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS85D9.tmp\[email protected]\content\bg.js
        • Size 8KB
        • SHA256 4d3a683c9ea6b3b3f0d89fcf85f14b2ae281e2d1d08669f34f78bb0e0f83c55e
        • MD5 SHA1 SHA512 SSDEEP

        zy.xul

        • Path C:\Users\Admin\AppData\Local\Temp\7zS85D9.tmp\[email protected]\content\zy.xul
        • Size 225B
        • SHA256 4a2c5fbac4166da0a61c6ddb99b9324c574502ae4e03edcb35aa9045521fabfb
        • MD5 SHA1 SHA512

        install.rdf

        • Path C:\Users\Admin\AppData\Local\Temp\7zS85D9.tmp\[email protected]\install.rdf
        • Size 714B
        • SHA256 f826aa0af1e9ff8d8c1021db0a729c0b731d1ccf9b1f30b5b8e9bf6d2926ce9d
        • MD5 SHA1 SHA512

        background.html

        • Path C:\Users\Admin\AppData\Local\Temp\7zS85D9.tmp\background.html
        • Size 4KB
        • SHA256 2598646012dc74560db1ad98544412f4d33cedc852e30c10dbefd28cc0b1246d
        • MD5 SHA1 SHA512 SSDEEP

        bhoclass.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7zS85D9.tmp\bhoclass.dll
        • Size 139KB
        • SHA256 2b4d643a8a14f060bf3885f872b36e5e1fe1e777ad94783ba9593487c8e1f196
        • MD5 SHA1 SHA512 SSDEEP

        content.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS85D9.tmp\content.js
        • Size 388B
        • SHA256 5a03eb012a23126976699a0368671c37342b926cddf7de8e2b44415454665a94
        • MD5 SHA1 SHA512

        ppjiiddlhppaddpanebnidfpefikkphd.crx

        • Path C:\Users\Admin\AppData\Local\Temp\7zS85D9.tmp\ppjiiddlhppaddpanebnidfpefikkphd.crx
        • Size 3KB
        • SHA256 ee15544238a9da778dfe3a4e81f58118398d2a4e6690e745ae6916c3c00a0932
        • MD5 SHA1 SHA512

        settings.ini

        • Path C:\Users\Admin\AppData\Local\Temp\7zS85D9.tmp\settings.ini
        • Size 667B
        • SHA256 d4033b65c5c555ac54c745be29e428e0eda403170ff57ab75f8f581e817c28e2
        • MD5 SHA1 SHA512

        setup.exe

        • Path C:\Users\Admin\AppData\Local\Temp\7zS85D9.tmp\setup.exe
        • Size 61KB
        • SHA256 6b9a2b64b90799f1d50458dc38fb4e9e13a8abb37210c8f5d9eeedae84c6912f
        • MD5 SHA1 SHA512 SSDEEP