Analysis

  • max time kernel
    148s
  • max time network
    127s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    14/10/2026, 04:00

General

  • Target
    jaffacakes118_not-a-virus.HEUR.AdWare.Script.Generic.exe
  • Size 313KB
  • Sample261014-ekzp5sysat
  • SHA256 50d74acbfbce8f365e4b6edf584fdf0abb08d1388372893307656ace66f57520
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 3 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).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_not-a-virus.HEUR.AdWare.Script.Generic.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_not-a-virus.HEUR.AdWare.Script.Generic.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1296
    • C:\Users\Admin\AppData\Local\Temp\7zS5FE9.tmp\setup.exe
      .\setup.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • System policy modification
      PID:2544

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        chrome.manifest

        • Path C:\Users\Admin\AppData\Local\Temp\7zS5FE9.tmp\[email protected]\chrome.manifest
        • Size 114B
        • SHA256 d0b502fbc1427585953dd5b09ba769214c7811c6cbd01203688033cf38913f4d
        • MD5 SHA1 SHA512 TLSH

        indexeddb.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS5FE9.tmp\[email protected]\content\indexeddb.js
        • Size 1KB
        • SHA256 d6d5681de0430637a18738b9b8f7c1eb469d758c0076a4f7bc457ff49367525b
        • MD5 SHA1 SHA512 TLSH

        jquery.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS5FE9.tmp\[email protected]\content\jquery.js
        • Size 91KB
        • SHA256 3739b485ac39b157caa066b883e4d9d3f74c50beff0b86cd8a24ce407b179a23
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jsext.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS5FE9.tmp\[email protected]\content\jsext.js
        • Size 6KB
        • SHA256 c3948e79e457f40417a58edae550a98747282092da70a045cc6f0352830b680b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        lsdb.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS5FE9.tmp\[email protected]\content\lsdb.js
        • Size 1KB
        • SHA256 39ccab90aa93ed3709b8bde65039ce42d580a0f38bd31043c55880f91060f1e9
        • MD5 SHA1 SHA512 TLSH

        prfdb.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS5FE9.tmp\[email protected]\content\prfdb.js
        • Size 1KB
        • SHA256 745e8f60e4f335a67840841c8b216598439ed91b2f3c73e9a7f5db7dd3237ad9
        • MD5 SHA1 SHA512 TLSH

        sqlite.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS5FE9.tmp\[email protected]\content\sqlite.js
        • Size 1KB
        • SHA256 9cdeefa5219b5f79748243a095abfd2cec9638b38000ba300979d9477a21313e
        • MD5 SHA1 SHA512 TLSH

        wx.xul

        • Path C:\Users\Admin\AppData\Local\Temp\7zS5FE9.tmp\[email protected]\content\wx.xul
        • Size 228B
        • SHA256 6c4ee6279abb1be5acf0bb469043ae9f49e91b13cc04925954307bfaf2c2b0a0
        • MD5 SHA1 SHA512 TLSH

        install.rdf

        • Path C:\Users\Admin\AppData\Local\Temp\7zS5FE9.tmp\[email protected]\install.rdf
        • Size 677B
        • SHA256 b95f0492b5e5f47005369e18b90d60a42f77f17eb1d0cb446e65d1fe5cd4bc21
        • MD5 SHA1 SHA512 TLSH

        background.html

        • Path C:\Users\Admin\AppData\Local\Temp\7zS5FE9.tmp\background.html
        • Size 5KB
        • SHA256 8066235c5aca05ec7ba4ab98b46b25655e16a48991f64011a9336ec798d8beac
        • MD5 SHA1 SHA512 SSDEEP TLSH

        bhoclass.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7zS5FE9.tmp\bhoclass.dll
        • Size 137KB
        • SHA256 7bf09b5c2a9b6348227199c1b3951b57907ca6a5c215a04ad8d5e43232f5b562
        • MD5 SHA1 SHA512 SSDEEP TLSH

        content.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS5FE9.tmp\content.js
        • Size 387B
        • SHA256 766051513c891b06809067d20ec3699db14eb0102c6cefd0274feccbd650f623
        • MD5 SHA1 SHA512 TLSH

        fpeejgcnollhkmhbfkjpmlpciiiadjdh.crx

        • Path C:\Users\Admin\AppData\Local\Temp\7zS5FE9.tmp\fpeejgcnollhkmhbfkjpmlpciiiadjdh.crx
        • Size 37KB
        • SHA256 a735c6458fc2413a407959d50a1d4ecc3a72581bcb2913cc0545d16e759c90db
        • MD5 SHA1 SHA512 SSDEEP TLSH

        settings.ini

        • Path C:\Users\Admin\AppData\Local\Temp\7zS5FE9.tmp\settings.ini
        • Size 599B
        • SHA256 7d0f7d28a452d9b425d6f3b73ab00e2510028aba3389ac7a6ec7a65da9349e51
        • MD5 SHA1 SHA512 TLSH

        setup.exe

        • Path C:\Users\Admin\AppData\Local\Temp\7zS5FE9.tmp\setup.exe
        • Size 61KB
        • SHA256 15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa
        • MD5 SHA1 SHA512 SSDEEP TLSH