PDF malware analysis — malicious · d995f081367dfd75

MALICIOUS

PDF

53.3 KB Created: 2021-04-06 23:03:28 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-10-11

MD5: 775e631cdb16706e74d4b6f5bd07b4bf SHA-1: 9d13c199e5c1a44663295f303b027dd7d822d18a SHA-256: d995f081367dfd752379073d1d6a4c8cf92c1fbdadcde283dea164352e4c67ca

142 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains multiple links and a call-to-action phrase, explicitly luring users with promises of free game currency and hacks for popular games like Roblox. The heuristic 'PDF_GAME_HACK_REDIRECT_LURE' and the numerous embedded URLs strongly suggest a social engineering attack aimed at redirecting users to malicious websites. The ML classifier also flagged the document as malicious.

Machine Learning

Nyx PDF Classifier malicious score 0.8721

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
- https://scraperite.com/images/free-roblox-gfx-maker.pdfIn PDF document text
- http://www.lycee-langevin-wallon.com/images/911-whats-your-emergency-my-roblox-accout-got-hack.pdfIn PDF document text
- http://lllaw.eu/images/hack-robloxco-youtube.pdfIn PDF document text
- https://www.u-pin-it.com/images/how-to-get-free-robux-hack-2021-pc.pdfIn PDF document text
- http://boliviagasenergia.com/images/logo-roblox-hack.pdfIn PDF document text
- http://adues.org/images/free-roblox-account-v3rmillion.pdfIn PDF document text
- https://grovehilloutfitters.com/images/roblox-counterblox-money-hack-script.pdfIn PDF document text
- http://modenese.net/images/roblox-hack-ios-app.pdfIn PDF document text
- http://cosver.eu/images/bag-in-roblox-free.pdfIn PDF document text
- http://solidkom.ch/images/howwwwwwwwwwww-to-get-free-robux.pdfIn PDF document text
- https://www.sauvonsleclimat.org/images/roblox-lion-roleplay-cheats.pdfIn PDF document text
- http://news123.it/images/roblox-polyguns-crate-teleport-hack.pdfIn PDF document text
- https://heritagebanquethall.ca/images/free-robux-pastebin-2021.pdfIn PDF document text
- http://biotronics.com.cy/images/roblox-cheat-scripts.pdfIn PDF document text
- http://evro-okna.net/images/free-robux-generator-password.pdfIn PDF document text
- https://billiekawende.com/images/roblox-shionbi-life-max-lvl-hack-robloxdailt.pdfIn PDF document text
- http://www.maakherumusic.net/images/free-account-roblox-real.pdfIn PDF document text
- http://feuerwehr-rheinau.de/images/akuqo-roblox-hack.pdfIn PDF document text
- http://jwcrownlimo.net/images/how-to-hack-an-account-on-roblox-easdy-and-fasting.pdfIn PDF document text
- https://www.albisser.ch/images/how-to-get-free-robux-by-watching-a-video.pdfIn PDF document text
- http://www.bbnest.it/images/roblox-prison-life-free-kill.pdfIn PDF document text
- http://elearnfactory.com/images/how-to-get-free-things-on-roblox.pdfIn PDF document text
- http://www.bripi.pl/images/hacks-for-roblox-youtube.pdfIn PDF document text
- http://belagrogen.by/images/rblx-gg-free-robux-without-human-verification.pdfIn PDF document text
- https://gzog.pl/images/how-to-get-free-robux-no-ban.pdfIn PDF document text
- https://www.prodex-holz.cz/images/roblox-magnet-simulator-hack.pdfIn PDF document text
- http://gods-own.org/images/how-to-hack-players-in-roblox.pdfIn PDF document text
- http://vedrachemicals.ro/images/roblox-robux-hack-2021-december.pdfIn PDF document text
- https://www.guterdj.de/images/free-hair-on-roblox-girl.pdfIn PDF document text
- http://sdservicesrl.it/images/does-roblox-have-a-built-in-anti-exploit-anti-cheat.pdfIn PDF document text
- https://bdsm-centrum.com/images/free-roam-openworld-roblox-games.pdfIn PDF document text
- http://cdescolapios.org/images/roblox-avatar-editor-free.pdfIn PDF document text
- https://www.eglihotel.gr/images/is-esp-roblox-hack.pdfIn PDF document text
- http://www.boic.nl/images/red-boy-free-robux.pdfIn PDF document text
- https://tokunfome.com.br/images/free-black-t-shirt-roblox.pdfIn PDF document text
- http://museumkk.ru/images/can-i-just-get-free-robux-now.pdfIn PDF document text
- https://sectorpravdy.com/images/xydia-roblox-hack.pdfIn PDF document text
- https://www.air-shop.cz/images/free-robux-no-survey-2021.pdfIn PDF document text
- http://acktivities.com/images/robux-free-unlimited.pdfIn PDF document text
- http://genialica.de/images/how-to-hack-peoples-roblox-accounts-2021.pdfIn PDF document text
- http://mklista.ru/images/how-to-hack-into-your-roblox-account.pdfIn PDF document text
- http://cosmosdawn.net/images/roblox-best-hack-for-apocalypse-rising-spawn-numbers.pdfIn PDF document text
- http://medinup.pt/images/free-roblox-birthday-printable.pdfIn PDF document text
- http://nep-operationalmanual.com/images/hack-somone-roblox.pdfIn PDF document text
- https://plumbingmedics.com/images/how-to-get-free-robux-december-2021.pdfIn PDF document text
- http://sdservicesrl.it/images/roblox-freeze-tag-hack.pdfIn PDF document text
- http://www.sapaengineering.kz/images/roblox-my-hero-academia-hack.pdfIn PDF document text
- http://picuruta.com.br/images/free-robux-website-2021.pdfIn PDF document text
- http://nosocomium.rv.ua/images/how-to-hack-roblox-to-get-robux-on-ipad.pdfIn PDF document text
+12 more URL(s)

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_003_off00007109.bin`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x7109	27272 bytes
SHA-256: `6e189eb2d27ec14a55dc7ed59ff65cc6a52a78f0da01b11ce3675aaa3690c546`
`font_01_sfnt_off0000ac10.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xAC10	18472 bytes
SHA-256: `42b74dfd6f091004685224d8f25c3246b517fc6e21d38288ca93cdf11a1d410c`

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