Malicious PDF — malware analysis report

Static analysis result for SHA-256 ce6c7d27ba6ad53c…

MALICIOUS

PDF

34.1 KB Created: 2021-07-04 18:18:52 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: 76b49b1aa9951b3181a1388405304935 SHA-1: dd7c83e12f7276ccce2bb92393cb651cc82dcb61 SHA-256: ce6c7d27ba6ad53c31af82bb52d580a8a2c0c0a2d4689e3278809829c44b5488
160 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF document employs a common lure of free game currency and hacks to entice users. It contains multiple links, including one to a known malicious redirector infrastructure at http://netcdn.tw/app/406889139/coin-master-free-spins-daily-game-hack. The document's structure and embedded URLs suggest it is designed to lead users to potentially malicious websites, likely for further exploitation or malware delivery.

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 http://netcdn.tw/app/406889139/coin-master-free-spins-daily-game-hack In PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/cool-free-roblox-outfits_GM431946152.pdfIn PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/coin-master-hack-cydia_GM406889139.pdfIn PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/minecraft-bedrock-edition-pc-download-free_GM479516143.pdfIn PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/best-free-hacked-client_GM479516143.pdfIn PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/coin-mster-free_GM406889139.pdfIn PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/blox-world-free-robux_GM431946152.pdfIn PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/optifine-pe_GM479516143.pdfIn PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/ear-free-spins-for-coin-master_GM406889139.pdfIn PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/hoow-to-get-free-robux-in-2021_GM431946152.pdfIn PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/free-spin-and-coin-links_GM406889139.pdfIn PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/how-to-make-a-roblox-hack-visual-studio_GM431946152.pdfIn PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/robux-cheaten-in-roblox_GM431946152.pdfIn PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/how-to-get-800-robux-for-free_GM431946152.pdfIn PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/heroes-online-roblox_GM431946152.pdfIn PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/www-roblox-com-robux-free_GM431946152.pdfIn PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/coin-master-links-free-spins_GM406889139.pdfIn PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/coinmasterfreespins_GM406889139.pdfIn PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/free-stuff-on-pc-on-roblox-2021_GM431946152.pdfIn PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/but-link-says-free-robux_GM431946152.pdfIn PDF document text
    • http://stikgiamakassar.ac.id/digilib/repository/roblox-jailbreak-free-moolah_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.

FilenameKindSourceSize
font_00_sfnt_off00002fe8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2FE8 22380 bytes
SHA-256: 65fd9013c91c1c17c2f5895a0d05a14ec1976eccb14b0cf0513ab0eb71ebd7a1
font_01_sfnt_off000061b2.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x61B2 18596 bytes
SHA-256: 9b8358e598e07f7d28a63a566b047adfcbccaa59c97f3816d59e3cdcc62e8d14