PDF malware analysis — malicious · 10e9adab7cc4627e

MALICIOUS

PDF

32.5 KB Created: 2021-06-18 20:26:56 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-17

MD5: 95e9b8ae997d5962feb2f37126dd0a76 SHA-1: 054b14b32ccf9a81d526cc1f2ccaf69a70aecdfd SHA-256: 10e9adab7cc4627ed0d7cbeb96454eceb4c40cf5b56e1b25c91a919cebdbb8e1

82 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF document contains a lure for 'Free Robux Hack Codes 2021' and includes a prominent link to a redirector URL. This heuristic indicates a social engineering tactic to trick users into visiting a potentially malicious site. While no scripts were explicitly extracted, the PDF structure and embedded URLs suggest an attempt to lead the user to a resource that likely hosts further malicious content or exploits.

Machine Learning

Nyx PDF Classifier malicious score 0.9824

Heuristics 4

PDF links to a 'free generator / game hack' redirector high 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.
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://netcdn.co/app/431946152/free-robux-hack-codes-2021-game-hack PDF link annotation
- http://www.sovtigaz.ru/f/files/where-to-get-robux_GM431946152.pdfIn PDF document text
- http://www.sovtigaz.ru/f/files/coin-master-heaven-free-spins_GM406889139.pdfIn PDF document text
- http://www.sovtigaz.ru/f/files/free-robux-games-on-roblox_GM431946152.pdfIn PDF document text
- http://www.sovtigaz.ru/f/files/how-to-get-free-robux-without-offers_GM431946152.pdfIn PDF document text
- http://www.sovtigaz.ru/f/files/free-generator_GM431946152.pdfIn PDF document text
- http://www.sovtigaz.ru/f/files/roblox-apocalypse-rising-hack_GM431946152.pdfIn PDF document text
- http://www.sovtigaz.ru/f/files/free-daily-spins-coin-master-2021_GM406889139.pdfIn PDF document text
- http://www.sovtigaz.ru/f/files/how-to-get-free-followers-on-tiktok_GM835599320.pdfIn PDF document text
- http://www.sovtigaz.ru/f/files/robux-free-gift-card-org-hack_GM431946152.pdfIn PDF document text
- http://www.sovtigaz.ru/f/files/how-to-get-robux-on-phone_GM431946152.pdfIn PDF document text
- http://www.sovtigaz.ru/f/files/coin-master-100-spin_GM406889139.pdfIn PDF document text
- http://www.sovtigaz.ru/f/files/how-to-get-minecraft-for-free-on-iphone_GM479516143.pdfIn PDF document text
- http://www.sovtigaz.ru/f/files/collect-free-spins-coin-master_GM406889139.pdfIn PDF document text
- http://www.sovtigaz.ru/f/files/robux-free-unlimited_GM431946152.pdfIn PDF document text
- http://www.sovtigaz.ru/f/files/free-minecraft-capes_GM479516143.pdfIn PDF document text
- http://www.sovtigaz.ru/f/files/202100-free-spins-coin-master_GM406889139.pdfIn PDF document text
- http://www.sovtigaz.ru/f/files/uprobuxcom-free-robux_GM431946152.pdfIn PDF document text
- http://www.sovtigaz.ru/f/files/roblox-free-items-in-catalog-2021_GM431946152.pdfIn PDF document text
- http://www.sovtigaz.ru/f/files/rbxcity-free-robux_GM431946152.pdfIn PDF document text
- http://www.sovtigaz.ru/f/files/free-robux-app-real_GM431946152.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.

Filename	Kind	Source	Size
`font_00_sfnt_off00002925.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x2925	21700 bytes
SHA-256: `811e45670856b7746476e8a7c20e38a617d0207b12f48461ed631a260f129bf8`
`font_01_sfnt_off00005900.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x5900	19460 bytes
SHA-256: `46e39fcb798597ca7bb2b13c766b168f376e9aa92fa60c1cfd71080978fcbc50`

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