Malicious PDF — malware analysis report

Static analysis result for SHA-256 53e6601911be436f…

MALICIOUS

PDF

37.2 KB Created: 2021-07-03 12:05:18 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)
MD5: 8e0ab88075d1200cad89a3dc86a2d928 SHA-1: 7fba65d1ff297e3beeb571f4a0adfdded1fe806c SHA-256: 53e6601911be436f661c3fa8d561bcc613bee2483e3ae83cba7f7785b80e5c2e
102 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

This PDF document contains a large number of external links, many of which are SEO-optimized and point to game-related hacks or cheats. The primary URL, http://netcdn.tw/app/406889139/how-to-get-free-unlimited-coins-in-coin-master-game-hack, suggests a lure for users seeking in-game advantages. The document's structure and content indicate a phishing or scam attempt to drive traffic to potentially malicious download sites.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

Heuristics 4

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • 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.tw/app/406889139/how-to-get-free-unlimited-coins-in-coin-master-game-hack
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/coin-master-hack-app-ios-download_GM406889139.pdf
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/minecraft-pe-free-download-ios_GM479516143.pdf
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/games-that-give-you-free-robux_GM431946152.pdf
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/roblox-studio-free_GM431946152.pdf
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/coin-master-free-food_GM406889139.pdf
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/roblox-free-robux-no-human-verification_GM431946152.pdf
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/hack-coin-master-apk-32_GM406889139.pdf
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/free-links-for-coin-master_GM406889139.pdf
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/coin-master-free-spins-promo-code_GM406889139.pdf
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/hack-coin-master-with-lucky-patcher_GM406889139.pdf
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/free-movie-websites-tiktok_GM835599320.pdf
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/how-to-get-1-million-robux-for-free-2021_GM431946152.pdf
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/hack-roblox-window_GM431946152.pdf
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/coin-master-game-free-download-for-pc_GM406889139.pdf
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/free-chest-coin-master_GM406889139.pdf
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/coin-master-free-spins-2021-today_GM406889139.pdf
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/earn-free-robux-on-roblox_GM431946152.pdf
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/can-you-get-minecraft-for-free-on-pc_GM479516143.pdf
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/minecraft-free-trial_GM479516143.pdf
    • https://elearning.man3kuningan.sch.id/__statics/gudangsoal/files/moonactive-coin-master-free-spins_GM406889139.pdf
    • http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_002_off000037bc.bin
74c479ca25a319c6afe995902fe66c328c464d7d970e597f9f1bdfd6ed206523		 decompressed-pdf-stream PDF FlateDecoded stream at offset 0x37BC 23724 bytes
font_01_sfnt_off00006d8c.bin
2dd3f63cd5448f5fbece3b23266543376f477af7a872319e7351590eba77ed0d		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6D8C 18856 bytes

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