Malicious PDF — malware analysis report

Static analysis result for SHA-256 5ade6241c96e0029…

MALICIOUS

PDF

15.1 KB Created: 2019-05-02 18:50:08 +01:00 Authoring application: mPDF 5.7
MD5: e0eed16666988fe4cea14a5aa7694733 SHA-1: 3b38f0123d66475168a0dc3a8ffa00b56bbf849b SHA-256: 5ade6241c96e00291ac167b8c6534f5f0e460cde6eb104a33bcc0fc28ba3cfe3
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded links pointing to external websites, a technique often used for SEO manipulation or to distribute malicious payloads. While the ML classifier flagged this as malicious, the specific intent beyond link farming is unclear without further analysis of the linked content. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9880

Heuristics 2

  • 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.
  • 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://loaminoo.linkpc.net/3091099094091/Long-Lankin-Long-Lankin-1-by-Lindsey-Barraclough.pdf
    • http://loaminoo.linkpc.net/1090093097098092096/Possessed-of-a-Past-A-John-Banville-Reader-by-John-Banville.pdf
    • http://loaminoo.linkpc.net/3095093094097/The-Sea-by-John-Banville.pdf
    • http://loaminoo.linkpc.net/2094090097099098/The-Sea-by-John-Banville.pdf
    • http://loaminoo.linkpc.net/3093092092097091/Mrs-Osmond-by-John-Banville.pdf
    • http://loaminoo.linkpc.net/1090093097098093090/Nightspawn-by-John-Banville.pdf
    • http://loaminoo.linkpc.net/3093096095097092/Mrs-Osmond-by-John-Banville.pdf
    • http://loaminoo.linkpc.net/3093092092096092/The-Infinities-by-John-Banville.pdf
    • http://loaminoo.linkpc.net/3096093099092/Shroud-by-John-Banville.pdf
    • http://loaminoo.linkpc.net/1099091095091099/Ancient-Light-by-John-Banville.pdf
    • http://loaminoo.linkpc.net/1090093097098099099/Godenzonen-verhalen-over-mannen-by-John-Banville.pdf
    • http://loaminoo.linkpc.net/5090099090096090/Kepler-Revolutions-Trilogy-2-by-John-Banville.pdf
    • http://loaminoo.linkpc.net/8097097096095/Doctor-Copernicus-Revolutions-Trilogy-1-by-John-Banville.pdf
    • http://loaminoo.linkpc.net/1090093097098092099/The-Supreme-Fictions-of-John-Banville-by-Joseph-McMinn.pdf
    • http://loaminoo.linkpc.net/3093092095093090/Doctor-Copernicus-Revolutions-Trilogy-by-John-Banville.pdf
    • http://loaminoo.linkpc.net/1098093090095090/The-Newton-Letter-Revolutions-Trilogy-3-by-John-Banville.pdf
    • http://loaminoo.linkpc.net/1090093097099094099/Possessed-of-a-Past-A-John-Banville-Reader-by-Raymond-Bell.pdf
    • http://loaminoo.linkpc.net/1090093097099094097/Possessed-of-a-Past-A-John-Banville-Reader-by-Raymond-Bell.pdf
    • http://loaminoo.linkpc.net/1090093097098098098/Novels-by-John-Banville-The-Sea-the-Untouchable-Ghosts-the-Book-of-Evidence-Shroud-by-Books-LLC.pdf
    • http://loaminoo.linkpc.net/1090093098090094090/The-Quest-for-God-in-the-Novels-of-John-Banville-1973-2005-A-Postmodern-Spirituality-by-Brendan-McNamee.pdf

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