Malicious PDF — malware analysis report

Static analysis result for SHA-256 2d0291f5dffeb19e…

MALICIOUS

PDF

44.5 KB Created: 2021-05-17 19:52:11 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: 6d2aa8ee04b07f30f5fcbfd1bfd09c00 SHA-1: 4de5e2105ae71d3fd6ec439159b8207d3a11307e SHA-256: 2d0291f5dffeb19eb504f7bf05df962441f044d931a4e99a0bcfe502dde5afbc
160 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains multiple links to a known malicious redirector infrastructure, disguised as offers for game hacks and generators. The document body, though partially corrupted, contains text related to 'free generator' and a URL that aligns with the heuristic findings. The primary lure appears to be a social engineering tactic to drive traffic to potentially malicious sites.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

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/431946152/free-roebucks-no-human-verification-game-hack In PDF document text
    • https://www.planetzoe.hr/files/free-minecraft-alt-generator_GM479516143.pdfIn PDF document text
    • https://planetzoe.hr/files/easy-robux-today_GM431946152.pdfIn PDF document text
    • https://planetzoe.hr/files/robux-generators-that-actually-work_GM431946152.pdfIn PDF document text
    • https://planetzoe.hr/files/free-ways-to-get-robux_GM431946152.pdfIn PDF document text
    • https://planetzoe.hr/files/free-spins-and-coins-coin-master-2021-link_GM406889139.pdfIn PDF document text
    • https://www.planetzoe.hr/files/free-minecraft-thumbnails_GM479516143.pdfIn PDF document text
    • https://planetzoe.hr/files/coin-master-free-bonus_GM406889139.pdfIn PDF document text
    • https://planetzoe.hr/files/how-do-you-get-free-robux-without-paying_GM431946152.pdfIn PDF document text
    • https://www.planetzoe.hr/files/free-robux-no-download_GM431946152.pdfIn PDF document text
    • https://planetzoe.hr/files/prison-life-roblox-hacks_GM431946152.pdfIn PDF document text
    • https://planetzoe.hr/files/free-spin-coin_GM406889139.pdfIn PDF document text
    • https://www.planetzoe.hr/files/how-to-get-free-robux-no-verification_GM431946152.pdfIn PDF document text
    • https://www.planetzoe.hr/files/moon-static-coin-master-generator-hacks-free_GM406889139.pdfIn PDF document text
    • https://planetzoe.hr/files/free-robux-no-verification-no-download_GM431946152.pdfIn PDF document text
    • https://www.planetzoe.hr/files/free-robux-no-verify-2021_GM431946152.pdfIn PDF document text
    • https://www.planetzoe.hr/files/free-robux-ad_GM431946152.pdfIn PDF document text
    • https://www.planetzoe.hr/files/best-way-to-get-free-robux_GM431946152.pdfIn PDF document text
    • https://planetzoe.hr/files/coin-master-free-spin-daily-link_GM406889139.pdfIn PDF document text
    • https://planetzoe.hr/files/coin-master-free-spins-and-coins-app-download_GM406889139.pdfIn PDF document text
    • https://planetzoe.hr/files/best-free-spins-link-coin-master_GM406889139.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
stream_003_off00004ac2.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4AC2 27896 bytes
SHA-256: fa28fa547a0ca8b3d6e51477d16907ee37d487dd461d78ba1c250b9b43b8c737
font_01_sfnt_off00008a53.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8A53 18820 bytes
SHA-256: 1447c24cceb474c5194c4b2a8fbd4af62b23628983510dc8b85025e556778538

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