Malicious PDF — malware analysis report

Static analysis result for SHA-256 59e9d01b0e8eae19…

MALICIOUS

PDF

29.4 KB Created: 2019-05-03 06:00:46 +01:00 Authoring application: mPDF 5.7
MD5: 7d9e1179d68685938161e01b00bcb32f SHA-1: a9c685d81e1f073aef581a78ec33106e1187715e SHA-256: 59e9d01b0e8eae19ee8dd56b21a7c99aea573d3a72e66089fb422b9e82f71c2e
60 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded URLs, identified as a link farm. While most of these URLs are marked as benign, the sheer volume and the nature of the heuristic firing suggest a malicious intent, possibly for SEO manipulation or to distribute further malicious content. No scripts were extracted, and the document body was heavily corrupted, limiting further analysis of the specific lure.

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://cefasfese.4pu.com/1731734736734736733/Praktische-Regeltechnik-Anwendungsorientierte-Einf-hrung-f-r-Maschinenbauer-und-Elektrotechniker-by-Peter-F-Orlowski.pdf
    • http://cefasfese.4pu.com/1731734736734736736/Praktische-Elektronik-Analogtechnik-und-Digitaltechnik-f-r-die-industrielle-Praxis-by-Peter-F-Orlowski.pdf
    • http://cefasfese.4pu.com/9735732732737731/Einf-hrung-in-Das-Schwedische-Rechtsleben-by-No-Contributor.pdf
    • http://cefasfese.4pu.com/9730737730738734/Einf-hrung-in-Die-Phonetik-by-Maria-Schubiger.pdf
    • http://cefasfese.4pu.com/1731733731732730731/Einf-hrung-in-Das-Siamesische-by-Walter-Trittel.pdf
    • http://cefasfese.4pu.com/1731736735736732739/Einf-hrung-in-Die-Reale-Und-Monet-re-Aussenwirtschaft-by-Udo-Broll.pdf
    • http://cefasfese.4pu.com/7735736738738732/Theosophie-Einf-hrung-in-bersinnliche-Welterkenntnis-Und-Menschenbestimmung-by-Rudolf-Steiner.pdf
    • http://cefasfese.4pu.com/9732730738733736/Einf-hrung-in-Das-Alte-Testament-Geschichte-Literatur-U-Religion-Israels-H-lfte-1-by-Johannes-Meinhold.pdf
    • http://cefasfese.4pu.com/1730733735733737737/Rameaus-Neffe-Studien-Und-Untersuchungen-Zur-Einf-hrung-in-Goethes-bersetzung-Des-Diderotschen-Dialogs-by-Rudolf-Schlosser.pdf
    • http://cefasfese.4pu.com/9738735731737739/Weihnachten-in-Altdeutscher-Malerei-Sechzehn-Gem-lde-Des-15-Und-16-Jahrhunderts-in-Farbiger-Wiedergabe-Mit-Einer-Einf-hrung-by-Hans-Naumann.pdf
    • http://cefasfese.4pu.com/9738735731737738/Weihnachten-in-Altdeutscher-Malerei-Sechzehn-Gem-lde-Des-15-Und-16-Jahrhunderts-in-Farbiger-Wiedergabe-Mit-Einer-Einf-hrung-by-Hans-Naumann.pdf
    • http://cefasfese.4pu.com/1731732731733731738/Von-Der-Verg-Ttlichung-Des-Menschen-ALS-Teilhabe-an-Der-Natur-Der-Gottheit-Eine-Einf-Hrung-in-Die-Christliche-Theosophie-II-by-J-rg-Weber.pdf
    • http://cefasfese.4pu.com/1731737737737735734/Geldtheorie-Und-Geldpolitik-in-Europa-Eine-Problemorientierte-Einf-Hrung-Mit-Einem-Kompendium-Monet-Rer-Fachbegriffe-by-Dieter-Duwendag.pdf
    • http://cefasfese.4pu.com/1730734735733739734/Einleitung-in-Die-Mengenlehre-Eine-Gemeinverst-ndliche-Einf-hrung-in-Das-Reich-Der-Unendlichen-Gr-ssen-by-Abraham-Adolf-Fraenkel.pdf
    • http://cefasfese.4pu.com/1731732732733732734/Religion-Kirche-Theologie-Einf-hrung-in-Die-Theologie-by-Hermann-Mulert.pdf
    • http://cefasfese.4pu.com/9736736735738732/Oman-Handbuch-Fuer-Individuelles-Entdecken-Das-Komplette-Und-Praktische-Reisehandbuch-Fuer-Individuelle-Entdeckungen-Und-Erlebnisse-In-Allen-Regionen-Omans-by-Peter-Franzisky.pdf
    • http://cefasfese.4pu.com/1731730731737732736/Mathematik-zum-Anfassen-Kreis-Zylinder-und-Kegel-Differenzierte-und-anwendungsorientierte-Materialien---Niveau-Hauptschule-8-und-9-Klasse-Entdeckender-Unterricht-in-der-SEK-I-by-Kerstin-Neumann.pdf
    • http://cefasfese.4pu.com/4736731730738736/Pilgrimage-by-Steven-Orlowski.pdf
    • http://cefasfese.4pu.com/1731734736731735738/180-Days-by-Steven-Orlowski.pdf
    • http://cefasfese.4pu.com/1731734736731735732/Alcohol-is-Good-for-Me-by-Steven-Orlowski.pdf

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