Analysis

  • max time kernel
    135s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/10/2024, 04:37

General

  • Target
    68ef085fddf6c2d98cfd6b3af336d366_JaffaCakes118.exe
  • Size 1.0MB
  • Sample241022-e8wy6axgmf
  • SHA256 b51fe3e27af68d0fddbfe51fb4c6608729bf55f11e22a38fd1e5ea5137b25b6f
  • MD5 SHA1 SHA512 SSDEEP

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.

  • Drops Chrome extension 1 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

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

  • 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.

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\68ef085fddf6c2d98cfd6b3af336d366_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\68ef085fddf6c2d98cfd6b3af336d366_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2736
    • C:\Users\Admin\AppData\Local\Temp\00294823\63QGrf4enXa.exe
      "C:\Users\Admin\AppData\Local\Temp/00294823/63QGrf4enXa.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies registry class
      • System policy modification
      PID:3860

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        0zmirHu_1u.dll

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\0zmirHu_1u.dll
        • Size 258KB
        • SHA256 9900e517bfd4b39bd7af4bb360af52f6c95ef9b3e7ef36d2633485c58bef9a1a
        • MD5 SHA1 SHA512 SSDEEP

        0zmirHu_1u.tlb

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\0zmirHu_1u.tlb
        • Size 2KB
        • SHA256 66fab808188a98ba49d99b723a181aa6626197d50bd2d5e15e076dcbc6fbb2cc
        • MD5 SHA1 SHA512

        0zmirHu_1u.x64.dll

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\0zmirHu_1u.x64.dll
        • Size 319KB
        • SHA256 870c280ea861313edda0bd3950dc738ea68d006f315888d66023b54e5f98f0ea
        • MD5 SHA1 SHA512 SSDEEP

        63QGrf4enXa.dat

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\63QGrf4enXa.dat
        • Size 3KB
        • SHA256 afdba344bddb970eba021eddb3d1e9b5f264dd59a59dbc225aff851e8e32032e
        • MD5 SHA1 SHA512

        63QGrf4enXa.exe

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\63QGrf4enXa.exe
        • Size 334KB
        • SHA256 f54a6814ac06c70ef5b738eca4855e49039783d96b70ba1ae461bd90877e53b5
        • MD5 SHA1 SHA512 SSDEEP

        bootstrap.js

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\[email protected]\bootstrap.js
        • Size 2KB
        • SHA256 a7dfea4bf7e1d46a8b8e64ccfb2cf35017e3a5b350eead26d6671254d2b3c46f
        • MD5 SHA1 SHA512

        chrome.manifest

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\[email protected]\chrome.manifest
        • Size 114B
        • SHA256 dec2a46766fdbd452bfb9420ea72b15756737a1f07dcf84d383d6a2f93a8f5c7
        • MD5 SHA1 SHA512

        bg.js

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\[email protected]\content\bg.js
        • Size 9KB
        • SHA256 53ff13750a329f4d2b8d7bce662e8c9ed679faa2f9568b1a4f3973cd2703bcea
        • MD5 SHA1 SHA512 SSDEEP

        install.rdf

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\[email protected]\install.rdf
        • Size 610B
        • SHA256 61d6bae383e1af2cf93b95d28ca498dedc587a8c17e2b137ae631af53fb3bd36
        • MD5 SHA1 SHA512

        background.html

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\lfmcadchdmendhiobafchjoldenjjcdp\background.html
        • Size 148B
        • SHA256 a321e021092129e2f20cf98ca123ebcb0a35b9cf416b5fc34df1b1bcd844ace6
        • MD5 SHA1 SHA512

        content.js

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\lfmcadchdmendhiobafchjoldenjjcdp\content.js
        • Size 197B
        • SHA256 fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b
        • MD5 SHA1 SHA512

        lsdb.js

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\lfmcadchdmendhiobafchjoldenjjcdp\lsdb.js
        • Size 559B
        • SHA256 e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704
        • MD5 SHA1 SHA512

        manifest.json

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\lfmcadchdmendhiobafchjoldenjjcdp\manifest.json
        • Size 508B
        • SHA256 ec14a3b1f8aa3959baf1c4a87afc7ae1e011de34f57444ad1e6377b4b6d8d847
        • MD5 SHA1 SHA512

        sqlite.js

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\lfmcadchdmendhiobafchjoldenjjcdp\sqlite.js
        • Size 1KB
        • SHA256 5a225fe80c1008f8e0bfc79eb49d7bd74086b87cb31f9d959ba6b9e190ee4d2a
        • MD5 SHA1 SHA512

        vnCv8ZIPO54.js

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\lfmcadchdmendhiobafchjoldenjjcdp\vnCv8ZIPO54.js
        • Size 5KB
        • SHA256 68c2ec59eb86f18260e620f242a89744943cfd620f754b5caa0e6dbdd3ad2bcb
        • MD5 SHA1 SHA512 SSDEEP