Malicious PDF — malware analysis report

Static analysis result for SHA-256 2e6e1319ff660f3f…

MALICIOUS

PDF

16.6 KB Created: 2019-04-30 04:08:54 +01:00 Authoring application: mPDF 5.7
MD5: 2f99ebf2fbd53c09f091bbb4fc62c377 SHA-1: c36373e0bab8bdfa0c47d78069bc2ddff038706c SHA-256: 2e6e1319ff660f3f37da3e986720fe7feb1988a14541cf30b5140f818b25eb78
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious File

The PDF file contains a large number of embedded URLs, identified by the PDF_SEO_LINK_FARM heuristic. The ML classifier also flagged this PDF as malicious. The embedded URLs are likely used to redirect users to malicious websites or to manipulate search engine results. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9810

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/1091095097092093095/Kalte-K-chewie-Ich-In-Der-Antarktis-Nicht-Nur-Das-Kochen-Lernte-by-Alexa-Thomson.pdf
    • http://loaminoo.linkpc.net/1091095097090092096/Wie-ich-lernte-dich-zu-hassen-Wie-ich-lernte-1-by-Vanessa-Clark.pdf
    • http://loaminoo.linkpc.net/1090091097092093092/Blaues-Blut-Ein-Fall-f-r-die-Kalte-Sofie-Krimiserie---Die-Kalte-Sofie-3-by-Felicitas-Gruber.pdf
    • http://loaminoo.linkpc.net/9091095099091097/KALT-Hauch-der-K-lte-Hauch-des-Todes---Blutes---K-lte-3-by-Sieglinde-Breitschwerdt.pdf
    • http://loaminoo.linkpc.net/4093094095095091/The-Long-Midnight-of-Barney-Thomson-Barney-Thomson-1-by-Douglas-Lindsay.pdf
    • http://loaminoo.linkpc.net/4093094090098098/Alexa-Loved-Alexa-2-by-T-R-Cupak.pdf
    • http://loaminoo.linkpc.net/7092093091097092/The-Haunting-of-Barney-Thomson-Barney-Thomson-6-by-Douglas-Lindsay.pdf
    • http://loaminoo.linkpc.net/9098092097096093/Furcht-und-Hoffnung-in-Deutschland-Nicht-Fisch-nicht-Fleisch-Der-Spitzel-by-Franz-Xaver-Kroetz.pdf
    • http://loaminoo.linkpc.net/4096097099098092/Alexa-s-Travels-A-Prelude-Alexa-s-Travels-0-5-by-Angela-White.pdf
    • http://loaminoo.linkpc.net/1090091097092094099/Snow---Die-K-lte-by-Ronald-Malfi.pdf
    • http://loaminoo.linkpc.net/1091098097094092097/Die-kalte-Furcht-by-Alexander-Herz.pdf
    • http://loaminoo.linkpc.net/5094097090099090/Der-Tag-an-dem-ich-zaubern-lernte-by-Natalie-Lloyd.pdf
    • http://loaminoo.linkpc.net/1091093091093092099/Kochen-f-r-Kinder-von-A-Z-Mit-ber-40-Backrezepten-by-August-Oetker.pdf
    • http://loaminoo.linkpc.net/1091091090094094098/Einfach-Kochen-in-Leichter-Sprache-by-Steffen-Schwab.pdf
    • http://loaminoo.linkpc.net/1090094097098098096/Der-Sommer-in-dem-Linda-schwimmen-lernte-by-Roy-Jacobsen.pdf
    • http://loaminoo.linkpc.net/1090091097092093093/Der-Vampir-der-aus-der-K-lte-kam-Love-at-Stake-5-by-Kerrelyn-Sparks.pdf
    • http://loaminoo.linkpc.net/1091097099095092095/Kochen-Auf-Indisch---Linsen-Und-Andere-H-lsenfr-chte-by-Prasenjeet-Kumar.pdf
    • http://loaminoo.linkpc.net/1091095097090093095/Als-das-Nashorn-fliegen-lernte-by-Nadia-Adina-Rose.pdf
    • http://loaminoo.linkpc.net/1091095097090096095/Irgendwohin-oder-der-Tag-an-dem-George-das-Fliegen-lernte-by-Gus-Gordon.pdf
    • http://loaminoo.linkpc.net/1090095098093092093/sch-ner-kochen---Salat-Die-Kunst-der-perfekten-Salatzubereitung-by-Tobias-Rauschenberger.pdf
    • http://loaminoo.linkpc.net/