Malicious PDF — malware analysis report

Static analysis result for SHA-256 7b26d7e546d1b2ad…

MALICIOUS

PDF

52.5 KB Created: 2021-04-06 13:30:24 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-11-24
MD5: 002b2496c9b0a3c2efb025f71efb10fc SHA-1: b2fd85dacd7e3f68f7eef85efc88f76d9dd8db4b SHA-256: 7b26d7e546d1b2ad175821ed90cf2b9d70064250e73d64443c013e9412ad05cf
142 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains numerous links and a primary lure related to 'game hacks' and 'generators', specifically mentioning Roblox. The heuristic 'PDF_GAME_HACK_REDIRECT_LURE' and 'SE_BROWSER_INSTALL_LURE' strongly indicate a social engineering attempt to trick the user into clicking malicious links or installing unwanted software. The ML classifier also flagged this PDF as malicious.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8852

Heuristics 5

  • PDF links to a 'free generator / game hack' redirector critical PDF_GAME_HACK_REDIRECT_LURE
    PDF's clickable action targets a redirector of the form /app/<id>/<slug>-game-hack — the landing-page shape of a large SEO 'free spins / generator / game hack' lure family that funnels victims through rotating disposable hosts to a malware/scam payload. The multi-link variants also trip ML/link-farm rules; this catches the single-link variants that otherwise score clean. CRITICAL on its own: the /app/<id>/<slug>-game-hack path shape is unambiguous scam infra, and the host rotates so a host-list match can't be relied on.
  • Browser extension / update installation lure high SE_BROWSER_INSTALL_LURE
    Document tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL https://enigmagenerator.com/app/431946152/roblox-game-hack PDF link annotation
    • http://hydroconseil.com/images/roblox-fnaf-rp-how-to-get-free-via-ilovecat123.pdfIn PDF document text
    • https://gomsa.nl/images/how-to-legally-get-free-robux.pdfIn PDF document text
    • http://www.imwd.it/images/roblox-cursed-islands-hack.pdfIn PDF document text
    • http://news123.it/images/hacked-skybox-roblox.pdfIn PDF document text
    • http://santjoandelesabadesses.cat/images/free-white-pants-in-roblox.pdfIn PDF document text
    • http://www.htc.edu.au/images/adopt-me-roblox-building-hacks.pdfIn PDF document text
    • http://agrupamentoescolas-alfredo-da-silva.com/images/darkrp-roblox-hacking.pdfIn PDF document text
    • http://dennemaat.nl/images/roblox-hack-tix-and-robux-generator-2021.pdfIn PDF document text
    • https://www.cosmosdawn.net/images/bun-hacks-roblox.pdfIn PDF document text
    • http://www.backlineservice.nl/images/free-game-passes-on-roblox.pdfIn PDF document text
    • http://www.kalaaliaraq.dk/images/hack-roblox-pc-download-scripts-no-noclip.pdfIn PDF document text
    • http://junktiquecollector.com/images/how-do-you-hack-roblox-accounts-2021.pdfIn PDF document text
    • http://wireprod.net/images/roblox-hack-the-streets.pdfIn PDF document text
    • http://www.gravel.ru/images/how-to-get-20210-robux-on-roblox-no-hacks.pdfIn PDF document text
    • https://inspiration-modellbau.de/images/free-robux-generatoir.pdfIn PDF document text
    • http://rosbk.ro/images/free-hair-roblox-no-model.pdfIn PDF document text
    • http://beer-holzhaus.ch/images/instant-free-robux-generator.pdfIn PDF document text
    • http://homequeen.de/images/roblox-bee-simulator-hack-download.pdfIn PDF document text
    • http://cosver.eu/images/how-to-hack-any-tycoon-on-roblox-wiki-how.pdfIn PDF document text
    • https://gzog.pl/images/roblox-jailbreak-how-to-get-free-money.pdfIn PDF document text
    • http://easytransferbrazil.com/images/how-to-hack-roblox-in-game.pdfIn PDF document text
    • http://osteonad.com/images/easy-how-to-get-free-robux.pdfIn PDF document text
    • http://firstaidacademy.be/images/robux-free-for-roblox.pdfIn PDF document text
    • http://www.zdravazena.sk/images/el-hacker-de-roblox.pdfIn PDF document text
    • http://fratellimazzoleni.it/images/roblox-azure-mines-hack.pdfIn PDF document text
    • http://www.web.stc-part.co.th/images/roblox-ghost-hack.pdfIn PDF document text
    • http://medimacs.eu/images/cheat-roblox-fr.pdfIn PDF document text
    • https://www.manisoft.ir/images/how-to-hack-roblox-accounts-on-mac.pdfIn PDF document text
    • http://bodyguardsecurityservices.com.au/images/can-you-earn-free-robux-in-roblox.pdfIn PDF document text
    • http://tegeler-segler.de/images/roblox-adopt-me-free-ride-potion.pdfIn PDF document text
    • https://studiodegaetano.it/images/robux-hack-pastebin-2021.pdfIn PDF document text
    • https://gestionpatrimonial.net/images/counter-blox-roblox-offensive-aimbot-hack.pdfIn PDF document text
    • https://www.rondeberg.com/images/how-to-hack-roblox-account-cookie.pdfIn PDF document text
    • https://www.fenews.co.uk/images/roblox-super-power-training-cheat.pdfIn PDF document text
    • https://www.cpnf.ch/images/roblox-hacker-beta.pdfIn PDF document text
    • http://businessmart.ro/images/roblox-jailbreak-cheats-2021.pdfIn PDF document text
    • http://per-bittner.de/images/free-neon-blue-tie-roblox.pdfIn PDF document text
    • https://www.eglihotel.gr/images/roblox-free-dominus-download.pdfIn PDF document text
    • http://www.sabbiadoro.net/images/free-roblox-accounts-may-2021.pdfIn PDF document text
    • http://www.prylfabriken.se/images/despair-roblox-hack.pdfIn PDF document text
    • https://icefuture.ru/images/how-to-use-cheat-engine-on-roblox-2021.pdfIn PDF document text
    • https://asesoriamss.com/images/roblox-bloxtube-hack.pdfIn PDF document text
    • http://getthelook-bkk.com/images/hacks-for-jailbreak-beta-roblox.pdfIn PDF document text
    • http://beaksandpawsfl.com/images/roblox-fidget-spinner-free-games.pdfIn PDF document text
    • https://www.cosmosdawn.net/images/free-robux-gift-card-codes-2021-no-human-verification.pdfIn PDF document text
    • https://hassel-event.de/images/best-roblox-mmo-free.pdfIn PDF document text
    • http://baah.ca/images/free-play-roblox-login-online.pdfIn PDF document text
    • https://scraperite.com/images/hack-roblox-crazy-whatever-091.pdfIn PDF document text
    • https://consorziocsa-asicaivano.it/images/v3rmillion-roblox-exploits-noclip-free.pdfIn PDF document text
    +10 more URL(s)

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00006ded.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x6DED 27412 bytes
SHA-256: 63e2454b55a7f67fc69e75935fc4ffdd8977b2f1be0fb840c6fbfbc2315f5b85
font_01_sfnt_off0000ac1b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xAC1B 17396 bytes
SHA-256: 2c0a5dccef5e2841aff97b36729ecdf33efed1a551877d5c8a822fdba6f39823