Malicious PDF — malware analysis report

Static analysis result for SHA-256 c60c93f4f91ebea7…

MALICIOUS

PDF

17.0 KB Created: 2020-03-15 00:53:24 +00:00 Authoring application: mPDF 5.7
MD5: 9f4606870da2025c8f03c422630bf694 SHA-1: a158b768bf9d781f25c041978fbb90ed634776c0 SHA-256: c60c93f4f91ebea73e9fe86e341a5d79a56be04fd22ebd18900a820630e30d3c
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF document contains a large number of embedded URLs, identified as a link farm. The primary heuristic indicates this is a critical finding, suggesting the PDF's purpose is to distribute external content or manipulate search engine results. The ML classifier strongly supports the malicious nature of this PDF. No scripts were extracted, but the sheer volume of links points to a distribution or redirection attack.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9925

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://owlaokopdf.myhome.cx/581608160816181678160/Whispers-in-the-Wind-Wild-West-Wind-2-by-Lauraine-Snelling.pdf
    • http://owlaokopdf.myhome.cx/381648162816081648162/The-Buccaneer-by-Donna-Fletcher.pdf
    • http://owlaokopdf.myhome.cx/381608167816381688161/Whispers-in-the-Wind-by-Paul-Zunckel.pdf
    • http://owlaokopdf.myhome.cx/381648162816081648166/Taken-By-Storm-Highlander-Duo-1-by-Donna-Fletcher.pdf
    • http://owlaokopdf.myhome.cx/381648162816081648163/Tame-My-Wild-Touch-by-Donna-Fletcher.pdf
    • http://owlaokopdf.myhome.cx/281658161816881668163/Wedding-Spell-Witch-1-by-Donna-Fletcher.pdf
    • http://owlaokopdf.myhome.cx/481648165816681608162/Whispers-in-the-Wind-The-Orphan-Trains-Trilogy-3-by-Al-Lacy.pdf
    • http://owlaokopdf.myhome.cx/281678169816781618169/Return-of-the-Rogue-Sinclare-Brothers-1-by-Donna-Fletcher.pdf
    • http://owlaokopdf.myhome.cx/78167816281638162/Under-the-Highlander-s-Spell-Sinclare-Brothers-2-by-Donna-Fletcher.pdf
    • http://owlaokopdf.myhome.cx/281678169816781638161/The-Highlander-s-Forbidden-Bride-Sinclare-Brothers-4-by-Donna-Fletcher.pdf
    • http://owlaokopdf.myhome.cx/181658162816981628169/The-Fields-of-Bannockburn-A-Novel-of-Christian-Scotland-from-Its-Origins-to-Independence-by-Donna-Fletcher-Crow.pdf
    • http://owlaokopdf.myhome.cx/481618164816581658160/The-King-s-Executioner-Pict-King-1-by-Donna-Fletcher.pdf
    • http://owlaokopdf.myhome.cx/281698169816381608160/Loved-By-a-Warrior-The-Warrior-King-2-by-Donna-Fletcher.pdf
    • http://owlaokopdf.myhome.cx/381648162816081648168/Legendary-Warrior-Warrior-1-by-Donna-Fletcher.pdf
    • http://owlaokopdf.myhome.cx/381648162816081638168/The-Bewitching-Twin-Twin-2-by-Donna-Fletcher.pdf
    • http://owlaokopdf.myhome.cx/381648162816081648167/Dark-Warrior-Warrior-2-by-Donna-Fletcher.pdf
    • http://owlaokopdf.myhome.cx/981688161816981668160/Fletcher-and-the-Great-Raid-Fletcher-Series-Book-4-by-John-Drake.pdf
    • http://owlaokopdf.myhome.cx/381618161816681678163/The-Whispers-of-the-Sprite-The-Whispers-1-by-Joanna-Mazurkiewicz.pdf
    • http://owlaokopdf.myhome.cx/381618163816181648169/Her-Secret-Whispers-The-Whispers-3-by-Joanna-Mazurkiewicz.pdf
    • http://owlaokopdf.myhome.cx/881628164816681618163/Phylaster-Or-Loue-Lyes-a-Bleeding-Acted-at-the-Globe-by-His-Maiesties-Seruants-Written-by-Brace-Francis-Baymont-and-Iohn-Fletcher-1620-by-John-Fletcher.pdf
    • http://owlaokopdf.myhome.cx/181658162816981628169/The-Fields-of-Bannockburn-A-Novel-of-Christian-Scotland-from-It

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