PDF static analysis report

Static analysis result for SHA-256 163169e2a73d859b…

SUSPICIOUS

PDF

34.9 KB Created: 2021-07-01 17:21:53 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: e21b129b8ab28133279feec084ff9ec8 SHA-1: 4f11d0e738cdba929a5c9739a085824beb459a5e SHA-256: 163169e2a73d859bab3de1ac5efb215eed39e2f2a11eebab05636995a10cc119
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and text promoting a "Coin Master Hack Tool" and "Robux" related downloads, strongly suggesting a social engineering lure for potentially unwanted or malicious software. The ML classifier also flagged this PDF as malicious with high confidence. While no scripts were extracted, the presence of external links and the nature of the lures indicate a phishing or scam attempt.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

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 http://netcdn.co/app/406889139/coin-master-hack-tool-download-game-hack PDF link annotation
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/roblox-help-free-robux_GM431946152.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/how-to-get-roebucks_GM431946152.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/how-to-get-free-roebucks-on-roblox_GM431946152.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/coin-master-game-hacking-tricks_GM406889139.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/coin-master-free-coins-link-facebook_GM406889139.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/apps-that-give-you-free-robux_GM431946152.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/how-to-get-hacks-on-roblox_GM431946152.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/free-spins-coin-master-2021_GM406889139.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/coin-master-free-online-game_GM406889139.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/free-coin-master-spins_GM406889139.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/lots-of-robux_GM431946152.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/coin-master-free-spins-daily-link-updated_GM406889139.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/coin-master-free-download-for-pc_GM406889139.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/free-robux-images_GM431946152.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/free-spins-and-coins-coin-master-app_GM406889139.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/coin-master-hack-cydia_GM406889139.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/master-coin-free-spin-daily_GM406889139.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/how-to-get-free-tiktok-likes_GM835599320.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/free-robux-scam_GM431946152.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/robuxglobalcom-no-verification_GM431946152.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
font_00_sfnt_off00003292.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3292 22516 bytes
SHA-256: e49d995993c3dacb7d829ffcc95150f3bc363ab82936da74727c362c1a99f6ae
font_01_sfnt_off000064d0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x64D0 18584 bytes
SHA-256: e36ebe22adc73c92ed96a5b6299173ef4b48294446fecb9206d1fb2cf824ee1c

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