Malicious PDF — malware analysis report

Static analysis result for SHA-256 1d22ebf9040828b6…

MALICIOUS

PDF

40.1 KB Created: 2019-04-29 23:42:01 +01:00 Authoring application: mPDF 5.7
MD5: 632dc8e170b70624a878febd2d915e19 SHA-1: fc6cc62c333ccb619ab651f4523d8e1b20c801b1 SHA-256: 1d22ebf9040828b6991681dece0758b80fae3b5762e283a6a29ca33dca2ece3e
90 Risk Score

Malware Insights

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

The PDF document contains a large number of embedded links, identified by the PDF_SEO_LINK_FARM heuristic, which is indicative of a link farm or redirection scheme. The ML classifier also flagged the PDF as malicious with high confidence. While the document body is heavily obfuscated, the presence of numerous URLs suggests an attempt to lure users to external, potentially malicious, sites. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9703

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://muicuiu.dumb1.com/1a01a04a09a08a00a09/Ma-Vlast-No-2-quot-Moldau-quot-Study-Score-by-Bed-ich-Smetana.pdf
    • http://muicuiu.dumb1.com/1a01a04a09a07a09a06/Moldau-Ma-Vlast-2-by-Bed-ich-Smetana.pdf
    • http://muicuiu.dumb1.com/1a01a04a09a07a09a07/The-Moldau-and-Other-Works-for-Orchestra-in-Full-Score-by-Bed-ich-Smetana.pdf
    • http://muicuiu.dumb1.com/1a01a02a04a06a05a05/-quot-Bewahret-euch-vor-Weibertucken-quot-No-11-from-quot-Die-Zauberflote-quot-Act-2-K620-Full-Score-by-Wolfgang-Amadeus-Mozart.pdf
    • http://muicuiu.dumb1.com/1a01a02a04a06a05a04/-quot-Seid-uns-zum-zweiten-Mal-willkommen-quot-No-16-from-quot-Die-Zauberflote-quot-Act-2-K620-Full-Score-by-Wolfgang-Amadeus-Mozart.pdf
    • http://muicuiu.dumb1.com/1a01a02a04a07a00a00/-quot-In-diesen-heil-gen-Hallen-quot-No-15-from-quot-Die-Zauberflote-quot-Act-2-K620-Full-Score-by-Wolfgang-Amadeus-Mozart.pdf
    • http://muicuiu.dumb1.com/1a01a02a04a07a00a05/-quot-Du-feines-Taubchen-nur-herein-quot-No-6-from-quot-Die-Zauberflote-quot-Act-1-K620-Full-Score-by-Wolfgang-Amadeus-Mozart.pdf
    • http://muicuiu.dumb1.com/2a01a04a01a06a04/Air-Awakens-Complete-Digital-Boxed-Set-Books-1-5-quot-Air-Awakens-quot-quot-Fire-Falling-quot-quot-Earth-s-End-quot-quot-Water-s-Wrath-quot-quot-Crystal-Crowned-quot-by-Elise-Kova.pdf
    • http://muicuiu.dumb1.com/1a01a02a04a07a01a01/-quot-Zu-Hulfe-zu-Hulfe-sonst-bin-ich-verloren-quot-No-1-from-quot-Die-Zauberflote-quot-Act-1-K620-Full-Score-by-Wolfgang-Amadeus-Mozart.pdf
    • http://muicuiu.dumb1.com/1a01a00a00a00a04a05/Die-Morgenr-te-Der-Geschichte-Das-Thema-Gewalt-In-Heiner-M-llers-quot-Der-Lohndr-cker-quot-quot-Philoktet-quot-quot-Mauser-quot-Und-quot-Der-Auftrag-quot-by-Miodrag-Vuk-evi-.pdf
    • http://muicuiu.dumb1.com/8a08a01a05a08a09/Four-Stories-Vier-Erz-hlungen-quot-Rat-Krespel-quot-quot-Die-Bergwerke-zu-Falun-quot-quot-Das-Fr-ulein-von-Scuderi-quot-and-quot-Des-Vetters-Eckfenster-quot-by-E-T-A-Hoffmann.pdf
    • http://muicuiu.dumb1.com/1a01a00a03a06a08a02/-sthetik-des-Verschwindens-bei-Christian-Kracht-Zur-Regression-in-quot-Faserland-quot-quot-1979-quot-quot-Ich-werde-hier-sein-im-Sonnenschein-und-im-Schatten-quot-und-quot-Metan-quot-by-S-ren-Benjamin-Sobbe.pdf
    • http://muicuiu.dumb1.com/1a00a07a08a01a08a04/Mussige-Helden-Studien-Zum-Mussiggang-In-Tiecks-quot-William-Lovell-quot-Goethes-quot-Wilhelm-Meisters-Lehrjahre-quot-Kellers-quot-Grunem-Heinrich-quot-Und-Stifters-quot-Nachsommer-quot-by-Gabriele-Stumpp.pdf
    • http://muicuiu.dumb1.com/1a00a03a00a09a09a01/Selbstreflexion-Von-Modernita-t-In-Robert-Walsers-Romanen-quot-Geschwister-Tanner-quot-quot-Der-Gehu-lfe-quot-Und-quot-Jakob-Von-Gunten-quot-by-Kil-Pyo-Hong.pdf
    • http://muicuiu.dumb1.com/1a01a02a08a00a07a06/Philosophische-Elemente-im-Werk-von-Max-Frisch-Grundph-nomene-menschlicher-Existenz-in-den-Romanen-quot-Stiller-quot-quot-Homo-faber-quot-und-quot-Mein-Name-sei-Gantenbein-quot-by-Frauke-M-Ho-.pdf
    • http://muicuiu.dumb1.com/1a01a08a08a07a02a00/Michael-Endes-Kinderliteratur-unter-dem-Einfluss-Rudolf-Steiners-Am-Beispiel-von-quot-Momo-quot-quot-Die-unendliche-Geschichte-quot-und-quot-Jim-Knopf-quot-by-Jana-H-lters.pdf
    • http://muicuiu.dumb1.com/8a07a06a04a02a06/Zauberherz-und-Liebeswunder-Drei-Romane-in-einem-eBook-quot-Body-Switch-quot-quot-Hungry-for-Love-quot-und-quot-Von-M-usen-und-Million-ren-quot-by-Ashley-Bloom.pdf
    • http://muicuiu.dumb1.com/9a06a02a08a00a02/Mahlzeiten-in-Thomas-Manns-Romanen-Eine-Studie-zu-quot-Buddenbrooks-quot-quot-Der-Zauberberg-quot-und-quot-Bekenntnisse-des-Hochstaplers-Felix-Krull-quot-by-Dominica-Triendl.pdf
    • http://muicuiu.dumb1.com/9a05a02a00a05a04/Das-Problem-Der-Individualit-t-ALS-Herausforderung-an-Die-Semantik-Im-Sturm-Und-Drang-Studien-Zu-Goethes-quot-brief-Des-Pastors-Zu-an-Den-Neuen-Pastor-Zu-quot-quot-g-tz-Von-Berlichingen-quot-Und-quot-clavigo-quot-by-Marianne-Willems.pdf
    • http://muicuiu.dumb1.com/9a05a02a00a04a09/Das-Problem-Der-Individualit-t-Als-Herausforderung-An-Die-Semantik-Im-Sturm-Und-Drang-Studien-Zu-Goethes-quot-Brief-Des-Pastors-Zu-An-Den-Neuen-Pastor-Zu-quot-quot-G-tz-Von-Berlichingen-quot-Und-quot-Clavigo-quot-by-Marianne-Willems.pdf
    • http://muicuiu.dumb1.com/1a01a02a04a07a00a00/-quot-In-diesen-heil-gen-Hallen-quot-No-15-from-quot-Die-Zauberflote-quot-Act-2-K620-Full-Score-by-Wolfgang

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