Malicious PDF — malware analysis report

Static analysis result for SHA-256 6ea8d342d0585a60…

MALICIOUS

PDF

240.0 KB Created: 2021-04-04 22:14:24 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-10-16
MD5: 74714ad37368fa7af426db49800a38d2 SHA-1: a5bd8556c083b99ae4b46e83c233428eabd02915 SHA-256: 6ea8d342d0585a6057bd075707d39bf32826624cf40ff9e9fa6cc6d811d7fb2e
142 Risk Score

Malware Insights

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

The PDF document contains multiple URLs related to Roblox cheats and hacks, and heuristics indicate it uses a social engineering lure to trick users into installing a browser extension or update. ClamAV also detected this file as a phishing PDF. The primary goal appears to be directing users to malicious websites under the guise of game cheats.

Machine Learning

  • Nyx PDF Classifier malicious score 0.5773

Heuristics 5

  • ClamAV: Pdf.Phishing.Roblox062100-9873116-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Roblox062100-9873116-0
  • 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 http://gaminggenerator.org/app/431946152/cheat-roblox-ninja-legend PDF link annotation
    • http://only1you.ru/images/roblox-juwelen-hack-mad-paintball-2.pdfIn PDF document text
    • http://www.viniperfetti.com/images/roblox-giving-away-free-robux.pdfIn PDF document text
    • http://lichtdrukkerijwijchen.nl/images/roblox-mining-simulator-cheats.pdfIn PDF document text
    • http://grand-ural74.ru/images/roblox-doungnquest-hack.pdfIn PDF document text
    • http://julo-it.net/images/free-roblox-promo-codes-for-robux-2021.pdfIn PDF document text
    • http://www.maakherumusic.net/images/roblox-hack-download-mobile.pdfIn PDF document text
    • http://fradiomas.com/images/escape-the-supermarket-in-roblox-cheats.pdfIn PDF document text
    • http://ecoleduchat-grenoble.fr/images/roblox-script-executor-level-7-free-download.pdfIn PDF document text
    • https://bancroftandsons.com/images/roblox-broken-bones-2-cheat.pdfIn PDF document text
    • https://www.stkdb.cz/images/how-to-get-free-robux-card-codes-parody-of-robuxian.pdfIn PDF document text
    • https://koeltotaal.com/images/roblox-hack-jailbreak-money.pdfIn PDF document text
    • http://kaleasm.org/images/roblox-cheats-for-robux-2021.pdfIn PDF document text
    • http://bb-im2.com/images/hacker-net-roblox.pdfIn PDF document text
    • http://gitagasht.com/images/click-this-button-for-free-robux.pdfIn PDF document text
    • http://haertetechnik-steinbach.de/images/roblox-vip-cheats.pdfIn PDF document text
    • https://grovehilloutfitters.com/images/does-roblox-hack-me-put-a-virus-on-your-computer.pdfIn PDF document text
    • https://zszolesno.pl/images/free-robux-generator-online-no-survey.pdfIn PDF document text
    • https://verdensbarn.no/images/le-hackean-jugando-a-roblox.pdfIn PDF document text
    • http://jointworkstudio.com/images/how-to-walk-through-walls-in-roblox-jailbreak-no-hacks.pdfIn PDF document text
    • http://grand-ural74.ru/images/vehicle-simulator-roblox-how-to-join-game-for-free.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00036a6e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x36A6E 21712 bytes
SHA-256: 0c9ce14a52080b935a61890d01ef228885329f32eb474c0d113ebb3ab744db2b
font_01_sfnt_off000399cc.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x399CC 18292 bytes
SHA-256: fb78fd906a36e5c5e5d790bdd06a812d431a8132c83fb96ea875b2f06a6eb513

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