Malicious PDF — malware analysis report

Static analysis result for SHA-256 f4fae892c5d4df8a…

MALICIOUS

PDF

41.0 KB Created: 2021-04-03 11:28:33 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-23
MD5: 72a6cb499fb9b81336c3c26482e4abef SHA-1: 65dc15d7010c4ee04169d35a39711600cc1da5ab SHA-256: f4fae892c5d4df8a7b221ec3a679f4a84636b9e48649b99431bef4a83bd0169d
132 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous links to websites offering game hacks and cheats, specifically related to Roblox. The heuristic firings indicate a link farm designed to lure users to scam sites. While no scripts were directly extracted, the nature of the links and the document's structure suggest an attempt to redirect users to malicious or deceptive content, likely as part of a phishing or scam campaign.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9500

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/best-free-roblox-shirt-making-software PDF link annotation
    • https://www.porthos.it/images/roblox-the-legend-of-the-bone-sword-rpg-hack-script.pdfIn PDF document text
    • https://accord.kiev.ua/images/roblox-buy-for-free.pdfIn PDF document text
    • http://www.htc.edu.au/images/free-roblox-clothescom.pdfIn PDF document text
    • https://www.elevage-chiot.fr/images/roblox-free-usernames-and-passwords-wolfkami23.pdfIn PDF document text
    • http://pa-tanjungselor.go.id/images/how-to-spawn-any-player-in-roblox-hack.pdfIn PDF document text
    • https://kimolos-link.gr/images/roblox-free-robux-hack-download.pdfIn PDF document text
    • https://www.saisystem.it/images/roblox-email-reset-hack.pdfIn PDF document text
    • http://ff-obertraun.at/images/hack-roblox-commands.pdfIn PDF document text
    • https://www.romedia.gr/images/is-there-actually-a-free-robux-hack.pdfIn PDF document text
    • http://www.pcclawyers.com.au/images/how-to-get-girl-hair-on-roblox-for-free-2021.pdfIn PDF document text
    • http://www.copoint.co.uk/images/free-api-roblox.pdfIn PDF document text
    • http://pa-tanjungselor.go.id/images/roblox-items-that-hack-your-game.pdfIn PDF document text
    • https://kimolos-link.gr/images/free-robux-redeem-code-genartor.pdfIn PDF document text
    • https://kimolos-link.gr/images/roblox-speed-race-hacks-download.pdfIn PDF document text
    • http://www.lovecraftiana.com.ar/images/roblox-sk8r-hack.pdfIn PDF document text
    • https://www.seeingindependence.org/images/free-unused-roblox-card-codes-2021-and-not-fake.pdfIn PDF document text
    • https://gomsa.nl/images/hacks-for-da-hood-roblox.pdfIn PDF document text
    • http://www.gadanie.lv/images/how-to-get-a-free-roblox-gift-card-code.pdfIn PDF document text
    • http://www.rezbb.sk/images/free-roblox-accounts-2021-biz.pdfIn PDF document text
    • http://www.exikom.com.ua/images/free-roblox-gift-cards-december-2021.pdfIn PDF document text
    • https://meltonschool.org/images/piano-player-roblox-hack.pdfIn PDF document text
    • https://www.elevage-chiot.fr/images/roblox-piano-music-sheet-megalovania-hack.pdfIn PDF document text
    • http://www.sapaengineering.kz/images/free-roblox-fedora.pdfIn PDF document text
    • http://www.evaplast.by/images/how-to-hack-free-robux.pdfIn PDF document text
    • http://www.boic.nl/images/roblox-phantom-forces-level-cheats.pdfIn PDF document text
    • https://gomsa.nl/images/roblox-hack-robux-no-human-verification-2021.pdfIn PDF document text
    • http://salantiskis.lt/images/roblox-group-give-free-robux.pdfIn PDF document text
    • https://www.eglihotel.gr/images/roblox-how-to-get-everything-free-in-the-catalog.pdfIn PDF document text
    • http://www.fanciullovito.it/images/free-no-robux-account.pdfIn PDF document text
    • https://www.abrapppe.org.br/images/free-roblox-toy-codes-generator.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn extracted file (stream_003_off000046de.bin)

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off000046de.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x46DE 22948 bytes
SHA-256: 1ec3588491a1356a90329e6e3f32ca5feeeea2d99abb0ff60a28e8e05c187f48
font_01_sfnt_off00007a5a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7A5A 19128 bytes
SHA-256: 1a0c5874153c67b4436dbdbea0679fae7c2e2556032d0399efcb355c76c3679d