Malicious PDF — malware analysis report

Static analysis result for SHA-256 a98ad7a43323c8f1…

MALICIOUS

PDF

244.3 KB Created: 2021-04-04 09:56:54 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: b8b5a97f17d72c11eb07ac619de96bb4 SHA-1: bb8160f8a77f9bf49537245a0fb937867f775275 SHA-256: a98ad7a43323c8f15b4eb336a662511e32d9ec837638ea94d45e93c39606ea21
72 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV with a specific phishing signature related to Roblox. The document body, though heavily obfuscated, contains text suggesting a lure for free Roblox items. Multiple external URLs are embedded, pointing to domains that also appear to be related to Roblox scams or phishing. The presence of embedded URLs and the phishing signature strongly suggest a malicious intent to trick users into visiting potentially harmful sites.

Machine Learning

  • Nyx PDF Classifier clean score 0.1227

Heuristics 4

  • ClamAV: Pdf.Phishing.Roblox062100-9873116-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Roblox062100-9873116-0
  • 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-a-free-game-on-roblox PDF link annotation
    • http://technologicalsc.com/images/bloxmarket-free-robux.pdfIn PDF document text
    • http://riccardodurso.it/images/account-being-hacked-on-roblox-with-2-step.pdfIn PDF document text
    • http://5346000.com/images/roblox-death-sound-free-dwonload.pdfIn PDF document text
    • http://junktiquecollector.com/images/free-robux-no-scam-no-survey.pdfIn PDF document text
    • https://www.porthos.it/images/roblox-hacked-accounts-list-2021-with-robux.pdfIn PDF document text
    • http://steklofara.com.ua/images/to-get-free-robux.pdfIn PDF document text
    • http://berntfoto.dk/images/free-robux-zephplayz.pdfIn PDF document text
    • http://www.peterdejonge.nl/images/sentinel-roblox-hack.pdfIn PDF document text
    • https://www.europap.cz/images/crear-cuenta-hack-en-roblox.pdfIn PDF document text
    • http://ordineingsa.it/images/free-download-robloxcom.pdfIn PDF document text
    • http://stitchingart.com/images/evil-hacker-game-roblox.pdfIn PDF document text
    • http://iricamidelcuore.it/images/how-do-i-hack-roblox-free-robux.pdfIn PDF document text
    • http://unc-europe.com/images/roblox-unjailbreak-x-script-free.pdfIn PDF document text
    • http://kulturhusbabberich.nl/images/roblox-free-gamepass-game.pdfIn PDF document text
    • http://petarda.hu/images/cloudbux-net-roblox-hack.pdfIn PDF document text
    • http://legs11.co.za/images/earn-free-robux-2021.pdfIn PDF document text
    • https://www.najeebqasmi.com/images/roblox-hack-redline-v3-0-download.pdfIn PDF document text
    • http://posterprintshop.nl/images/how-to-get-free-robux-on-iphone-2021.pdfIn PDF document text
    • https://sdg-trade.com/images/roblox-highschool-hack-script-oder.pdfIn PDF document text
    • http://stroygrad-spb.com/images/free-hack-on-roblox-no-email-or-no-password.pdfIn PDF document text
    • http://www.awakeningtruth.org/images/roblox-robux-hack-generator-no-survey-2021.pdfIn PDF document text
    • http://texnes-plus.gr/images/cache-http-freerobuxclub.pdfIn PDF document text
    • http://www.prylfabriken.se/images/how-to-get-free-hair-roblox.pdfIn PDF document text
    • http://avocatultau.eu/images/free-robux-2021-february.pdfIn PDF document text
    • http://onlinemusicsolutions.com.au/images/free-robux-without-human-verification-ipad.pdfIn PDF document text
    • http://gamixpaliwa.pl/images/fortnite-roblox-free.pdfIn PDF document text
    • http://www.pro-futuro.eu/images/memez-hack-roblox.pdfIn PDF document text
    • http://echosvoix.ch/images/roblox-builders-club-free-trial-2021.pdfIn PDF document text
    • https://www.ukrtrans.biz/images/cheat-engine-roblox-jailbreak.pdfIn PDF document text
    • http://pia2000.net/images/hack-roblox-com.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00037f2d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x37F2D 19616 bytes
SHA-256: 1f08ab1d02290db6fc386cce366977160f181d14f780a19039c38a227a7b587d
font_01_sfnt_off0003a8eb.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3A8EB 18096 bytes
SHA-256: f917b090b28bc9c9286409c21e359867ff889cd185de47feb08baa452211a7dd

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