Malicious PDF — malware analysis report

Static analysis result for SHA-256 17273aadf82a5f35…

MALICIOUS

PDF

45.1 KB Created: 2021-04-02 19:57:07 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-10-24
MD5: a1c86d84ee9494ace471d3a1365b3578 SHA-1: 80a83372cbe42914f3df0d3c496fdac02e2b871d SHA-256: 17273aadf82a5f3534a003562562b2a8d88442e722385d6ff41dd0e349849aed
132 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file contains numerous links to websites that promote game hacks and free in-game currency, specifically targeting Roblox. The heuristic firings indicate this is a link farm designed to lure users to scam sites. While no scripts were extracted, the document body and embedded URLs strongly suggest a phishing or scam attempt, likely delivered as a spearphishing attachment.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9434

Heuristics 5

  • PDF carries distributed game-hack scam link farm critical PDF_GAME_HACK_SEO_LINK_FARM
    PDF contains a free-generator/game-hack lure together with many external PDF links spread across distinct hosts whose filenames advertise game hacks, cheats, jailbreaks, generators, or free currency. This is a high-confidence scam/SEO-poisoning carrier: the PDF exists to route users into malicious or unwanted download/redirect chains, not to present normal document content.
  • PDF carries game-hack generator link farm medium PDF_GAME_HACK_LINK_FARM
    PDF contains a gaminggenerator.org app lure together with multiple external PDF links whose filenames advertise game hacks, cheats, jailbreaks, or generators. This is a lure/delivery link farm rather than a PDF exploit: the risk is the linked redirection chain.
  • 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 http://gaminggenerator.org/app/431946152/royale-high-hack-club-roblox PDF link annotation
    • http://www.gadanie.lv/images/roblox-cheat-engine-download-2021.pdfIn PDF document text
    • http://www.anies.eu/images/how-do-you-hack-through-walls-in-roblox-jailbreak.pdfIn PDF document text
    • https://www.ncscolour.no/images/free-roblox-card-numbers.pdfIn PDF document text
    • http://www.zdravazena.sk/images/roblox-hack-kick-gui-juin-2021.pdfIn PDF document text
    • http://www.mikramarine.gr/images/bypass-cheat-engine-roblox-2021.pdfIn PDF document text
    • http://www.remiauclair.fr/images/no-hack-robux.pdfIn PDF document text
    • https://corbo.ru/images/robux-gift-card-free-code.pdfIn PDF document text
    • https://gomsa.nl/images/hack-team-roblox.pdfIn PDF document text
    • https://www.hotschool.com.au/images/youtube-how-to-get-free-robux-seniak.pdfIn PDF document text
    • http://uptodate.az/images/how-to-get-free-robux-birthday-glitch.pdfIn PDF document text
    • http://nevesomost.by/images/new-obby-that-gives-free-robux.pdfIn PDF document text
    • https://ballaratcaravans.com.au/images/best-roblox-hack-clients-2021.pdfIn PDF document text
    • http://nevesomost.by/images/bloxxer-free-robux.pdfIn PDF document text
    • https://socialvalue.gr/images/how-to-make-roblox-gfx-for-free.pdfIn PDF document text
    • https://www.wildpark-johannismuehle.de/images/is-hacking-someone-roblox-account-and-transferring-their-robux-illegal.pdfIn PDF document text
    • http://www.cosver.nl/images/best-level-7-free-script-injectors-roblox.pdfIn PDF document text
    • https://corbo.ru/images/roblox-amera-hack.pdfIn PDF document text
    • https://www.sitiwebjoomla.it/images/roblox-pal-hair-free.pdfIn PDF document text
    • http://www.cosver.nl/images/roblox-create-an-audio-free.pdfIn PDF document text
    • http://www.fanciullovito.it/images/free-roblox-pats-girl.pdfIn PDF document text
    • http://www.mikramarine.gr/images/sean-roblox-hack.pdfIn PDF document text
    • https://tokunfome.com.br/images/free-robux-urban.pdfIn PDF document text
    • https://www.cpnf.ch/images/free-roblox-code-items.pdfIn PDF document text
    • https://esl.ipb.ac.id/images/free-games-to-play-roblox.pdfIn PDF document text
    • http://www.lovecraftiana.com.ar/images/hacks-for-roblox-super-power-training-simulator.pdfIn PDF document text
    • http://agrao.in/images/codes-for-roblox-hack.pdfIn PDF document text
    • http://nosocomium.rv.ua/images/hack-pac-man-roblox.pdfIn PDF document text
    • http://www.cosver.nl/images/roblox-vehicle-simulator-cheat-engine.pdfIn PDF document text
    • https://esl.ipb.ac.id/images/roblox-beyond-free-vip-server.pdfIn PDF document text
    • http://zarinnameh.ir/images/how-to-speedhack-roblox-without-cheat-engine.pdfIn PDF document text
    • http://www.maakherumusic.net/images/roblox-resources-hack.pdfIn PDF document text
    • http://www.cosver.nl/images/generator-roblox-hack.pdfIn PDF document text
    • http://www.lionel-seppoloni.fr/images/roblox-how-to-hack-roblox-accounts.pdfIn PDF document text
    • https://www.porthos.it/images/wahoo-gaming-co-free-robux-generator.pdfIn PDF document text
    • http://sscclc.edu.ec/images/how-to-hack-a-roblox-server-2021.pdfIn PDF document text
    • https://estalagemmonteverde.com.br/images/dowload-hacks-for-roblox.pdfIn PDF document text
    • https://www.air-shop.cz/images/roblox-hacks-robux-2021.pdfIn PDF document text
    • https://www.eglihotel.gr/images/pastebin-roblox-robux-free-2021.pdfIn PDF document text
    • http://poltekkeskhjogja.ac.id/images/free-robux-generator-download-no-surveys.pdfIn PDF document text
    • https://consorziocsa-asicaivano.it/images/roblox-kohls-admin-house-cheat-engine.pdfIn PDF document text
    • http://www.eurosan1.ba/images/roblox-scratchy-youtube-how-to-get-free-games.pdfIn PDF document text
    • http://legs11.co.za/images/greenville-roblox-hack-script.pdfIn PDF document text
    • http://gops.pruszczgdanski.pl/images/free-robux-zephplayz.pdfIn PDF document text
    • https://verdensbarn.no/images/hacker-shirts-roblox.pdfIn PDF document text
    • https://verdensbarn.no/images/how-to-get-builders-club-on-roblox-for-free-2021.pdfIn PDF document text
    • http://cosver.eu/images/free-pin-numbers-for-gift-cards-for-roblox.pdfIn PDF document text
    • http://www.tamogatoweb.hu/images/roblox-free-injector.pdfIn PDF document text
    • http://www.agri-tech.com.au/images/happy-birthday-isabella-roblox-speed-hacks.pdfIn PDF document text
    • https://verdensbarn.no/images/how-to-get-free-robux-2021-hack-no-subscribing.pdfIn PDF document text
    +2 more URL(s)

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off0000570b.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x570B 23296 bytes
SHA-256: edd723e8d6efe5a7f7ab8a5f1001a82a5c0fbb57def79d627b3c45647ca8dbbf
font_01_sfnt_off00008be8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8BE8 18292 bytes
SHA-256: 2762a0b999ec5a439943f14d0c3049f4b401828559019e57f616268cefa4bf9e