PDF static analysis report

Static analysis result for SHA-256 57d3b2d9a7be66d4…

SUSPICIOUS

PDF

42.6 KB Created: 2021-05-19 17:05:38 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: be443ceaa5376864f6422ccb6016f1fc SHA-1: 50f025c6913a9dacb337a5130b84f2ffa2bc0c9c SHA-256: 57d3b2d9a7be66d41eaa041b73d349ab097e71afb157ffd073cb3b28aeb745d6
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and a visual download button lure, suggesting it is designed to trick users into downloading a secondary payload. The ML classifier strongly flagged this PDF as malicious. The presence of URLs related to game cheats and free spins indicates a social engineering tactic to entice users. No scripts were extracted, but the overall structure and heuristics point towards a downloader or dropper.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9971

Heuristics 3

  • 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 https://netcdn.xyz/app/406889139/coin-master-daily-free-spins-blogspot-game-hack PDF link annotation
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/coin-master-free-spins-app-for-iphone_GM406889139.pdfIn PDF document text
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/how-to-gain-more-spins-on-coin-master-for-free_GM406889139.pdfIn PDF document text
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/free-coins_GM406889139.pdfIn PDF document text
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/free-download-coin-master_GM406889139.pdfIn PDF document text
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/coin-master-links-to-get-free-spins_GM406889139.pdfIn PDF document text
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/how-to-get-coin-master-card-free_GM406889139.pdfIn PDF document text
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/how-to-get-free-robux-2021_GM431946152.pdfIn PDF document text
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/coin-master-35-2-hack_GM406889139.pdfIn PDF document text
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/apps-for-free-robux_GM431946152.pdfIn PDF document text
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/coin-master-tiradas-gratis_GM406889139.pdfIn PDF document text
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/how-to-get-free-roebucks-on-roblox_GM431946152.pdfIn PDF document text
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/coin-master-free-2021_GM406889139.pdfIn PDF document text
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/free-spins-for-coin-master-hack_GM406889139.pdfIn PDF document text
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/coin-master-free-spins-no-human-verification_GM406889139.pdfIn PDF document text
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/do-you-get-minecraft-windows-10-for-free_GM479516143.pdfIn PDF document text
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/coin-master-hacks-to-get-spins_GM406889139.pdfIn PDF document text
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/www-free-robux_GM431946152.pdfIn PDF document text
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/free-robux-now_GM431946152.pdfIn PDF document text
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/daily-free-spin-and-coin_GM406889139.pdfIn PDF document text
    • https://jualgerobakangkringan.com/ckfinder/userfiles/files/minecraft-for-chromebook-free_GM479516143.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00004998.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4998 24688 bytes
SHA-256: 2d8f395a6046c6b59f2339065efe431dee06f73a733db0a37a9f12106beece06
font_01_sfnt_off00008283.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8283 18812 bytes
SHA-256: 99efaab321cd8bd4771148dad361c5d136942e4fae15d22f58752892cb19a04e

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