Malicious PDF — malware analysis report

Static analysis result for SHA-256 c9671dcd3bf463f9…

MALICIOUS

PDF

15.8 KB Created: 2019-05-01 18:37:41 +01:00 Authoring application: mPDF 5.7
MD5: 61388fd0dbdcc2fcc1023b6e064614fe SHA-1: cdbaf9088f96ab38e02523b17c533325236adfb7 SHA-256: c9671dcd3bf463f9d6ff25bd8292f9274844bafca1fadd194905d116b6e5c064
60 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded links to external PDF files, identified by the PDF_SEO_LINK_FARM heuristic. While the document body is heavily corrupted, the presence of numerous links suggests an attempt to manipulate search engine results or distribute potentially malicious content. The URLs themselves appear to be benign, but the pattern of link farming is suspicious. No scripts were extracted from this sample.

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/6097091098097094/Around-the-World-in-80-Days-Jr-Novel-by-James-Ponti.pdf
    • http://loaminoo.linkpc.net/6097091098097093/Tron-Legacy---The-Movie-Storybook-by-James-Ponti.pdf
    • http://loaminoo.linkpc.net/6097091098093090/Prince-of-Persia-Movie-Storybook-by-James-Ponti.pdf
    • http://loaminoo.linkpc.net/4090093096093098/Prince-of-Persia-The-Sands-of-Time-by-James-Ponti.pdf
    • http://loaminoo.linkpc.net/4095098093093092/Operation-Cowboy-The-Secret-American-Mission-to-Save-the-World-s-Most-Beautiful-Horses-in-the-Last-Days-of-World-War-II-by-Stephan-Talty.pdf
    • http://loaminoo.linkpc.net/1096097090095/Framed-Framed-1-by-James-Ponti.pdf
    • http://loaminoo.linkpc.net/4093093095091/Dead-City-Dead-City-1-by-James-Ponti.pdf
    • http://loaminoo.linkpc.net/4097094090094090/Around-the-World-in-72-Days-by-Nellie-Bly.pdf
    • http://loaminoo.linkpc.net/4096090098092098/Six-Days-of-the-Condor-by-James-Grady.pdf
    • http://loaminoo.linkpc.net/4097093090092096/Six-Days-in-Havana-by-James-A-Michener.pdf
    • http://loaminoo.linkpc.net/7099097090092099/Twilight-at-the-World-of-Tomorrow-Genius-Madness-Murder-and-the-1939-World-s-Fair-on-the-Brink-of-War-by-James-Mauro.pdf
    • http://loaminoo.linkpc.net/3094099098097/World-After-Penryn-amp-the-End-of-Days-2-by-Susan-Ee.pdf
    • http://loaminoo.linkpc.net/1090093093090092092/Around-the-World-in-80-Days-by-Jules-Verne.pdf
    • http://loaminoo.linkpc.net/7092090097094090/Around-the-World-in-80-Days-by-Lo-c-Dauvillier.pdf
    • http://loaminoo.linkpc.net/6094099094098099/Around-the-World-in-80-Days-by-Jules-Verne.pdf
    • http://loaminoo.linkpc.net/6095099097099092/Around-the-World-in-80-Days-by-Jules-Verne.pdf
    • http://loaminoo.linkpc.net/4093094099094/World-After-Penryn-amp-the-End-of-Days-2-by-Susan-Ee.pdf
    • http://loaminoo.linkpc.net/9093098099092/Around-the-World-in-80-Days-by-Marian-Leighton.pdf
    • http://loaminoo.linkpc.net/1095094098092095/Strange-Days-by-James-Francis-Cameron.pdf
    • http://loaminoo.linkpc.net/3099095095095096/Around-the-World-in-Seventy-Two-Days-And-Other-Writings-by-Nellie-Bly.pdf
    • http://loaminoo.linkpc.net/7099097090092099/Twilight-at-the-World-of-Tomorrow-Genius-Madness-Murder-and-the-1939-World-s-Fair-

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