PDF static analysis report

Static analysis result for SHA-256 14b725320ce87de9…

SUSPICIOUS

PDF

46.0 KB Created: 2021-05-15 06:34:00 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: caf57278d79082d4139565e66f823936 SHA-1: 4d5f5482b9df82bce13a1d75ef3f54642938d61f SHA-256: 14b725320ce87de9196db50e5b448c5cb20c02273240c8de13c12e2df8e9377c
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains an external URI pointing to a site offering 'free daily coin master coins', suggesting a lure for users to download potentially malicious content. The ML classifier also flagged this PDF as malicious with high confidence. While no scripts were directly extracted, the presence of embedded URLs and the nature of the lure indicate a phishing or malware distribution attempt, likely initiated via a spearphishing attachment.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9432

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/free-daily-coin-master-coins-game-hack PDF link annotation
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/coin-master-blogspot_GM406889139.pdfIn PDF document text
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/master-coin-free-spin-daily_GM406889139.pdfIn PDF document text
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/10-robux_GM431946152.pdfIn PDF document text
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/free-spins-coin-master-links_GM406889139.pdfIn PDF document text
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/free-roblox-accounts-with-robux_GM431946152.pdfIn PDF document text
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/get-robux-com_GM431946152.pdfIn PDF document text
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/coin-and-spin-link_GM406889139.pdfIn PDF document text
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/free-roblox-followers_GM431946152.pdfIn PDF document text
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/jailbreak-script_GM431946152.pdfIn PDF document text
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/hack-robux_GM431946152.pdfIn PDF document text
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/coin-master-hack-spins_GM406889139.pdfIn PDF document text
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/coin-master-daily-free-spins-link-2021_GM406889139.pdfIn PDF document text
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/how-many-levels-are-in-coin-master_GM406889139.pdfIn PDF document text
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/earn-free-spins-in-coin-master_GM406889139.pdfIn PDF document text
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/coin-master-free-spins-link-2021_GM406889139.pdfIn PDF document text
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/free-robux-hack-us_GM431946152.pdfIn PDF document text
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/hack-coin-master-android-2021_GM406889139.pdfIn PDF document text
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/roblox-zone-free-robux_GM431946152.pdfIn PDF document text
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/free-coin-master-spins-hack_GM406889139.pdfIn PDF document text
    • https://www.mtiwelding.co.uk/admin/ckfinder/userfiles/files/is-there-any-tricks-or-working-hacks-for-coin-master_GM406889139.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00004cfd.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4CFD 25492 bytes
SHA-256: 6737ac8bcedd675522141d0ae74fd2ce5041db2b6c4f1cd86a19170fd88cef97
font_01_sfnt_off00008842.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8842 2824 bytes
SHA-256: 381f6d859be141449dd645f7be1484d2a1cf49218dc471b402dae69eaa2b11d5
font_02_sfnt_off000091e5.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x91E5 18132 bytes
SHA-256: e8dea5a99271c277603a14108629e17994dae85a84ac1cc22bedd7cafef96884

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