Malicious PDF — malware analysis report

Static analysis result for SHA-256 7296c3646c9597d8…

MALICIOUS

PDF

46.8 KB Created: 2021-05-16 02:34:04 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: 2382a320e321e598ec0147457119db62 SHA-1: 8ed679a3bee7402f4bcdd73d4cb9b17ded1eca96 SHA-256: 7296c3646c9597d83d7c2e6e10b33edc3e9e0f721cd2c5e9a2ea3601883f81df
160 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF document contains multiple links to known malicious redirectors and lures users with promises of free game currency or hacks. The primary link identified is 'https://netcdn.xyz/app/431946152/best-way-to-get-free-robux-game-hack', which likely leads to a download of a second-stage payload. The document's structure and embedded URLs strongly suggest a phishing or malware distribution attempt.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8948

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/best-way-to-get-free-robux-game-hack In PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/roblox-avatar-tester_GM431946152.pdfIn PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/coin-master-rewards-free-spins_GM406889139.pdfIn PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/youtube-how-to-get-free-robux_GM431946152.pdfIn PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/coin-master-hacks-no-human-verification_GM406889139.pdfIn PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/how-to-robux_GM431946152.pdfIn PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/free-robux-offers_GM431946152.pdfIn PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/send-me-500-2021-spins_GM406889139.pdfIn PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/free-coins-for-coin-master_GM406889139.pdfIn PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/coin-master-links-free-spins_GM406889139.pdfIn PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/free-minecraft-bedrock-server-hosting-24-7_GM479516143.pdfIn PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/how-to-get-free-robux-without-email_GM431946152.pdfIn PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/hack-coin-master-game_GM406889139.pdfIn PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/coin-master-hack-xyz_GM406889139.pdfIn PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/coin-master-hack-android_GM406889139.pdfIn PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/get-free-robux-without-human-verification_GM431946152.pdfIn PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/oprewards-robux_GM431946152.pdfIn PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/free-robux-codes_GM431946152.pdfIn PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/how-to-get-free-robux-without-downloading-anything_GM431946152.pdfIn PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/what-is-wurst_GM479516143.pdfIn PDF document text
    • http://e-lib.smaxaverius5.sch.id/repository/coin-master-hack-tool-no-survey_GM406889139.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.

FilenameKindSourceSize
stream_003_off00004877.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4877 26408 bytes
SHA-256: a746b17528e38d452bced75bc6744ee6056923026d553bf293f5d5b524437e16
font_01_sfnt_off000085fa.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x85FA 5696 bytes
SHA-256: 450e3ee45915afe13702bf1d587eb8b9ad88a8d2113419ac9f2fd116a828e139
font_02_sfnt_off0000930c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x930C 18724 bytes
SHA-256: 0e67c697191027b8b448214b8413bf6f3ed0ff1165507b95d6a34aabcad7a82f

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