Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    14/10/2026, 04:01

General

  • Target
    jaffacakes118_not-a-virus.HEUR.AdWare.Script.Generic.exe
  • Size 313KB
  • Sample261014-elca8sed44
  • SHA256 8c6f0b0c89f7570adf1c91acf962fc0a2c4f4da2f9ef4b8c5cb29f3b896bb511
  • 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 4 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:2304
    • C:\Users\Admin\AppData\Local\Temp\7zS9F19.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:4356

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        bhoclass.dll

        • Path C:\ProgramData\wxDfast\bhoclass.dll
        • Size 137KB
        • SHA256 7bf09b5c2a9b6348227199c1b3951b57907ca6a5c215a04ad8d5e43232f5b562
        • MD5 SHA1 SHA512 SSDEEP TLSH

        lemidhelbfhdnigjnkcbkacgignfdnij.crx

        • Path C:\ProgramData\wxDfast\lemidhelbfhdnigjnkcbkacgignfdnij.crx
        • Size 37KB
        • SHA256 d5394e04006fbbb7280f4df7aa7a37ef8575335e4225691793f6eeabe90e4c20
        • MD5 SHA1 SHA512 SSDEEP TLSH

        uninstall.exe

        • Path C:\ProgramData\wxDfast\uninstall.exe
        • Size 46KB
        • SHA256 03c965d0bd9827a978ef4080139533573aa800c9803599c0ce91da48506ad8f6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        chrome.manifest

        • Path C:\Users\Admin\AppData\Local\Temp\7zS9F19.tmp\[email protected]\chrome.manifest
        • Size 114B
        • SHA256 5325c695e5236aedb6b995fefde3512a42df15c087dda6de5e54b60a692c93a0
        • MD5 SHA1 SHA512 TLSH

        sqlite.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS9F19.tmp\[email protected]\content\sqlite.js
        • Size 1KB
        • SHA256 96e0605ba7c55e90780aeb79e3b3f886aa598586852d0323e49ee8ab452bfbfa
        • MD5 SHA1 SHA512 TLSH

        background.html

        • Path C:\Users\Admin\AppData\Local\Temp\7zS9F19.tmp\background.html
        • Size 4KB
        • SHA256 d7926a058e1921305205414fb7f1deb5af3731ab5673ffe6c32c55eb690b8394
        • MD5 SHA1 SHA512 SSDEEP TLSH

        content.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS9F19.tmp\content.js
        • Size 386B
        • SHA256 f1580694f66579f9446413e69b5daf08302c19e5c5f400b0d84416fb787588d2
        • MD5 SHA1 SHA512 TLSH

        settings.ini

        • Path C:\Users\Admin\AppData\Local\Temp\7zS9F19.tmp\settings.ini
        • Size 599B
        • SHA256 cd0403b1bab64dda3bd78abbaad6b286218efbb94e6f98074140013732ef13c7
        • MD5 SHA1 SHA512 TLSH

        setup.exe

        • Path C:\Users\Admin\AppData\Local\Temp\7zS9F19.tmp\setup.exe
        • Size 61KB
        • SHA256 15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        indexeddb.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xlhu326a.Admin\extensions\[email protected]\content\indexeddb.js
        • Size 1KB
        • SHA256 d914c7cf83fea70ed72e001c04dfefacc19b07bd582199fcafc0f32f63e958e3
        • MD5 SHA1 SHA512 TLSH

        jquery.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xlhu326a.Admin\extensions\[email protected]\content\jquery.js
        • Size 91KB
        • SHA256 3739b485ac39b157caa066b883e4d9d3f74c50beff0b86cd8a24ce407b179a23
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jsext.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xlhu326a.Admin\extensions\[email protected]\content\jsext.js
        • Size 6KB
        • SHA256 e14c7384160c5e817f3920e466fbe991acfcd06e789795aed897547a00a5ce58
        • MD5 SHA1 SHA512 SSDEEP TLSH

        lsdb.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xlhu326a.Admin\extensions\[email protected]\content\lsdb.js
        • Size 1KB
        • SHA256 5251ae16fcd373177a2a9deac306c8845dc45964a650d97b21475a617450e2a6
        • MD5 SHA1 SHA512 TLSH

        prfdb.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xlhu326a.Admin\extensions\[email protected]\content\prfdb.js
        • Size 1KB
        • SHA256 c0d8c49403cd457ae576b80a5ae0a0957d439c34027ef1ff8fccabac93e3da58
        • MD5 SHA1 SHA512 TLSH

        wx.xul

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xlhu326a.Admin\extensions\[email protected]\content\wx.xul
        • Size 228B
        • SHA256 2ad7e7a39105d829fc7393e704f63d6b4ac94bf45fc63d232c4e1c7463fe9da2
        • MD5 SHA1 SHA512 TLSH

        install.rdf

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xlhu326a.Admin\extensions\[email protected]\install.rdf
        • Size 677B
        • SHA256 c8a0f4139b455a836d0c001bbf09f8e15542f202c06eac15ed840bd3255a2f5b
        • MD5 SHA1 SHA512 TLSH