Malicious PDF — malware analysis report

Static analysis result for SHA-256 f7944f2d24693756…

MALICIOUS

PDF

59.1 KB Created: 2021-04-05 19:13:00 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-11-02
MD5: 599e77e029ed3301deaf743765804562 SHA-1: e166d1a003f9a0122283b7ab1ac0e8b6047955e6 SHA-256: f7944f2d246937567f08529beec7be01ce08239c1860a9be4071679ead4e8eb2
200 Risk Score

Malware Insights

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

This PDF document is classified as malicious due to its extensive use of link farms and clickbait lures related to game hacks and free in-game currency. The document contains numerous embedded URLs pointing to suspicious domains, such as http://gaminggenerator.org/app/431946152/how-to-get-free-robux-wiki and https://freerobux.cyou, which are likely designed to host scams or distribute further malware. The presence of multiple 'game_hack_pdf_links' and 'gaminggenerator_lures' heuristics strongly indicates a deceptive campaign aimed at users seeking cheats or virtual items.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6397

Heuristics 7

  • 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.
  • Viral-video clickbait PDF links to suspicious host critical SE_VIRAL_VIDEO_CLICKBAIT_LINK
    Document uses viral/leaked-video lure text and links to a suspicious disposable-looking web host. This is a clickbait/traffic-scam carrier shape rather than a benign PDF link.
  • 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.
  • Urgency / deadline lure low SE_URGENCY_LURE
    Document contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
  • 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/how-to-get-free-robux-wiki PDF link annotation
    • http://evro-okna.net/images/free-gucci-shirt-roblox.pdfIn PDF document text
    • http://www.actae.gr/images/hack-roblox-2021-script.pdfIn PDF document text
    • http://www.ntc.edu.za/images/robux-free-2021.pdfIn PDF document text
    • http://manfeld.dk/images/impact-roblox-hack-download.pdfIn PDF document text
    • https://gigbagwinkel.nl/images/is-it-possible-to-hack-robux.pdfIn PDF document text
    • https://www.najeebqasmi.com/images/how-to-make-own-roblox-shirt-free.pdfIn PDF document text
    • http://yogaschooldecypres.be/images/roblox-speed-hack-cheat-engine-2021.pdfIn PDF document text
    • http://lamascheradiferro.dk/images/roblox-paintball-frenzy-hack.pdfIn PDF document text
    • http://www.brtes.com/images/launcher-hack-dinosaur-sim-roblox.pdfIn PDF document text
    • http://www.pro-futuro.eu/images/rblx-gg-tons-of-robux-free.pdfIn PDF document text
    • https://www.ergolight.at/images/free-hoodies-roblox.pdfIn PDF document text
    • https://www.u-pin-it.com/images/hyperbike-roblox-free.pdfIn PDF document text
    • https://consorziocsa-asicaivano.it/images/free-roblox-scripting-courses.pdfIn PDF document text
    • https://www.lavigny.ch/images/free-robux-for-android-apk-downloads.pdfIn PDF document text
    • https://amatq.ca/images/get-free-dominus-roblox.pdfIn PDF document text
    • http://baah.ca/images/roblox-hacks-jail-breal.pdfIn PDF document text
    • http://aeroclub-kaernten.at/images/can-i-download-roblox-for-free-right-now.pdfIn PDF document text
    • https://www.dierenartsberghman.be/images/free-crimson-winter-scarf-roblox.pdfIn PDF document text
    • http://hondenspecialist-engelien.nl/images/roblox-jailbreak-hack-no-download.pdfIn PDF document text
    • https://jdlgroup.ca/images/da-hood-pitchfork-hack-roblox.pdfIn PDF document text
    • http://lcs-schlieben.de/images/did-john-doe-hack-roblox.pdfIn PDF document text
    • http://www.awakeningtruth.org/images/free-roblox-accounts-with-robux-and-obc.pdfIn PDF document text
    • http://fratellimazzoleni.it/images/get-free-robux-no-scam.pdfIn PDF document text
    • http://wattkit.com/images/robux-generator-free-download-no-survey.pdfIn PDF document text
    • https://www.udivadlahotel.cz/images/roblox-hack-apk-2401.pdfIn PDF document text
    • https://wandpiraten.de/images/windows-roblox-hacks.pdfIn PDF document text
    • http://cosver.eu/images/roblox-glitches-and-cheats-2021.pdfIn PDF document text
    • https://www.ncscolour.no/images/clothing-making-software-free-roblox.pdfIn PDF document text
    • http://zibai.eu/images/roblox-free-roblox-cards-2021.pdfIn PDF document text
    • http://www.awakeningtruth.org/images/unpatchable-robux-hack-website.pdfIn PDF document text
    • http://www.marambio.com.ar/images/descargar-roblox-hack-robux-mediafire.pdfIn PDF document text
    • http://internetdeputy.com/images/robux-gift-card-free-codes.pdfIn PDF document text
    • http://grahambettsmotors.com/images/el-mejor-hack-para-roblox-marzo-2021-tutorial.pdfIn PDF document text
    • http://safwafurniture.com/images/dantdm-robux-hack.pdfIn PDF document text
    • http://smart-pro.co.uk/images/how-to-hack-rpg-games-roblox.pdfIn PDF document text
    • https://sitam.co.in/images/roblox-free-danlod.pdfIn PDF document text
    • http://www.mjclautrec.fr/images/hacks-roblox-royall-jely.pdfIn PDF document text
    • http://gaeconsultores.cl/images/roblox-hack-2021-november.pdfIn PDF document text
    • http://agrao.in/images/get-robux-for-free-for-robloxcom-free4mobile24com.pdfIn PDF document text
    • http://cosver.eu/images/roblox-map-free-robux.pdfIn PDF document text
    • http://webstan.be/images/roblox-phantom-forces-free-money.pdfIn PDF document text
    • http://www.web.stc-part.co.th/images/roblox-esp-hack-script.pdfIn PDF document text
    • https://www.romedia.gr/images/this-server-is-hacked-roblox-id.pdfIn PDF document text
    • http://www.pbconsulting.it/images/how-to-get-free-antlers-in-roblox.pdfIn PDF document text
    • http://fiur-malermeister.de/images/how-to-make-developer-products-free-on-roblox.pdfIn PDF document text
    • http://www.torvet11.dk/images/assassin-always-jumping-hack-roblox.pdfIn PDF document text
    • http://ilifemarket.ru/images/roblox-free-robux-no-human-verification.pdfIn PDF document text
    • https://reggieslockandkey.com/images/cool-free-items-in-roblox.pdfIn PDF document text
    • http://alexandrion.com/images/roblox-arc-of-the-elements-phoenix-hack.pdfIn PDF document text
    +12 more URL(s)

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00007f49.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7F49 25932 bytes
SHA-256: 238bd5ba0e0049d729c12a07f4c9534b617e302b6667753a604a9e8bc6fc07a0
font_01_sfnt_off0000ba86.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xBA86 2844 bytes
SHA-256: baad2f3f6808f4af03fa9398e38c580c8d846f7f773a947d8cc1f39b2753d31a
font_02_sfnt_off0000c447.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xC447 18000 bytes
SHA-256: 7422323aa56fedeca51990db86afbd58717d9b3af50cfd681f7efc04f59d830c