PDF static analysis report

Static analysis result for SHA-256 c0c926b773871be1…

SUSPICIOUS

PDF

32.8 KB Created: 2021-07-21 13:32:41 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: de246e78a025a8235423488c411bed44 SHA-1: 68406a4828ca11e4cc8831d7cee16ec2d9a6e3f0 SHA-256: c0c926b773871be13e31f3bedc7e00a8865c2fbbcd686b1769b7005fe08d62a0
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and a call-to-action phrase, strongly suggesting a phishing or scam attempt. The ML classifier also flagged this PDF as malicious with high confidence. The document body text and embedded URLs point towards lures for free in-game currency or hacks, which are common pretexts for distributing malware or conducting scams.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9900

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.tw/app/406889139/free-coin-master-spins-link-game-hack PDF link annotation
    • http://naturschutzgossau-zh.ch/images/minecraft-free-apk_GM479516143.pdfIn PDF document text
    • http://naturschutzgossau-zh.ch/images/coin-master-free-spins-link-today-facebook_GM406889139.pdfIn PDF document text
    • http://naturschutzgossau-zh.ch/images/free-spins-coins-coin-master_GM406889139.pdfIn PDF document text
    • http://naturschutzgossau-zh.ch/images/free-robux-codes-generator_GM431946152.pdfIn PDF document text
    • http://naturschutzgossau-zh.ch/images/how-to-get-minecraft-for-free-on-mac_GM479516143.pdfIn PDF document text
    • http://naturschutzgossau-zh.ch/images/how-to-get-hacks-on-minecraft_GM479516143.pdfIn PDF document text
    • http://naturschutzgossau-zh.ch/images/minecraft-java-edition-free-trial_GM479516143.pdfIn PDF document text
    • http://naturschutzgossau-zh.ch/images/how-to-download-minecraft-for-free-on-mac_GM479516143.pdfIn PDF document text
    • http://naturschutzgossau-zh.ch/images/coin-master-hack-without-verification_GM406889139.pdfIn PDF document text
    • http://naturschutzgossau-zh.ch/images/minecraft-windows-10-hacks_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
font_00_sfnt_off00002991.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2991 23444 bytes
SHA-256: 83f5fd12d1840cbd08c1d748788e5567f8b7f8bb0cea2bccbd0a31b37884f668
font_01_sfnt_off00005ed0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5ED0 18056 bytes
SHA-256: 3a13f115a00b8b7b194300b8b076c3bf70984f89fe406390bc378e2507b22e35

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