PDF malware analysis — malicious · 0f7e2f98f0b1af81

MALICIOUS

PDF

46.7 KB Created: 2021-05-30 16:01:53 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04

MD5: 52b6f045644d1deac71daec3de9a8ef5 SHA-1: a055d29b3e55359778a8044e240ba2bd1c48f8d1 SHA-256: 0f7e2f98f0b1af81d03f29b2dc2bdc9ab5adca9fc71f5a9b2e4a845d03f762ef

160 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF contains multiple heuristics indicating malicious redirector links, specifically targeting users interested in game hacks and free in-game currency. The primary malicious URL identified is https://netcdn.xyz/app/479516143/how-to-get-minecraft-for-free-game-hack, which is presented as a lure for obtaining game hacks. The document body, though partially corrupted, contains references to 'free generator / game hack' and similar themes, reinforcing the lure. The presence of embedded URLs and the ML classifier's flagging further support the malicious nature of this document.

Machine Learning

Nyx PDF Classifier malicious score 0.7900

Heuristics 4

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.
PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK

PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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
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://netcdn.xyz/app/479516143/how-to-get-minecraft-for-free-game-hack In PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/free-coins-coin-master_GM406889139.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/how-to-get-free-robux-for-kids_GM431946152.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/how-to-get-a-cape-in-minecraft-for-free_GM479516143.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/free-coins-on-coin-master_GM406889139.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/free-coin-coin-master_GM406889139.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/how-to-get-minecraft-pe-for-free_GM479516143.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/free-spins-coin-master-2021_GM406889139.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/robux-hack-generator_GM431946152.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/minecraft-pocket-edition-free_GM479516143.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/free-spins-for-coin-master-2021_GM406889139.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/minecraft-multiplayer-free_GM479516143.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/free-robux-promo-codes-2021_GM431946152.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/coin-master-free-spin-and-coins-links-2021_GM406889139.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/get-free-robux-generator_GM431946152.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/roblox-promo-codes-free-robux_GM431946152.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/free-fans-on-tiktok_GM835599320.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/free-robux-no-verification-no-download_GM431946152.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/minecraft-pe-free_GM479516143.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/free-robux-generator-no-verification_GM431946152.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/free-minecraft-skin-maker_GM479516143.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/free-robux-generator-2021_GM431946152.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/free-minecraft-skins_GM479516143.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/how-to-get-free-spins-in-coin-master_GM406889139.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/free-robux-generator-for-kids_GM431946152.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/coin-master-hack-2021_GM406889139.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/free-modded-minecraft-server_GM479516143.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/free-robux-easy_GM431946152.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/rblx-city-free-robux_GM431946152.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/haktuts-coin-master-free-daily-spins_GM406889139.pdfIn PDF document text
- https://www.cryptovision.com/wp-content/uploads/fsqm-files/minecraft-svg-free_GM479516143.pdfIn PDF document text
- http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0000527c.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x527C	24564 bytes
SHA-256: `0be2f73366af099641d3207f3036d12a68fd7f242b18c80df2cff2e2fa5082ab`
`font_01_sfnt_off00008a83.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8A83	2896 bytes
SHA-256: `e3d7f0a5ec0fea7a4db7bceed5e2684662589eb8697da7b7645d499373af479e`
`font_02_sfnt_off0000948d.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x948D	17872 bytes
SHA-256: `6fa695b9296659f7eb743de2dcac64eb87e125e0d99966acf8bb7a2f268f66d6`

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