Malicious PDF — malware analysis report

Static analysis result for SHA-256 87be10a1acdaff35…

MALICIOUS

PDF

44.3 KB Created: 2018-11-14 08:20:57 +03:00 Authoring application: Acrobat PDFMaker 5.0 for Word (via Acrobat Distiller 5.0.5 (Windows))
MD5: e271711ec501f1fbb1ad38524a10e74d SHA-1: cfd5b63d6071e76a8c400e6d4b49a966d359b0f8 SHA-256: 87be10a1acdaff35b3c253dc3da7ff193911ff6778411221e41fa5c9936630b0
90 Risk Score

Malware Insights

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

The PDF contains a large number of embedded links to external websites, as indicated 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 sites or for SEO spamming purposes. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9016

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://www.gorillawalker.com/speed-reading-how-to-read-3-5-times-faster-and.pdf
    • http://www.gorillawalker.com/pheochromocytoma-diagnosis-localization-and-treatment.pdf
    • http://www.gorillawalker.com/could-i-have-this-dance-piano-vocal-sheet-music.pdf
    • http://www.gorillawalker.com/blackout-interracial-corporate-gangbang.pdf
    • http://www.gorillawalker.com/the-collector-s-guide-to-decoys-book-ii-bk-2.pdf
    • http://www.gorillawalker.com/the-confederate-states-navy-at-mobile-1861-to-august-1864.pdf
    • http://www.gorillawalker.com/how-personal-injury-lawyers-assist-claim-kindle-edition.pdf
    • http://www.gorillawalker.com/dr-lyman-spading-the-originator-of-the-united-states-pharmacopoeia.pdf
    • http://www.gorillawalker.com/sierra-challenge-the-construction-of-the-chihuahua-al-pacifico-railroad.pdf
    • http://www.gorillawalker.com/tour-of-the-vanoise.pdf
    • http://www.gorillawalker.com/sleeping-beauty-siren-publishing-menage-amour-kindle-edition.pdf
    • http://www.gorillawalker.com/coronary-flow-reserve-measurement-and-application-focus-on-transthoracic-doppler.pdf
    • http://www.gorillawalker.com/dreiklang-german-edition.pdf
    • http://www.gorillawalker.com/a-dragon-s-guide-to-the-care-and-feeding-of.pdf
    • http://www.gorillawalker.com/women-androgynes-and-other-mythical-beasts.pdf
    • http://www.gorillawalker.com/genocide-and-retribution-the-holocaust-in-hungarian-ruled-northern-transylvania.pdf
    • http://www.gorillawalker.com/frontier-metropolis-picturing-early-detroit-1701-1838-great-lakes-books.pdf
    • http://www.gorillawalker.com/what-are-people-for-essays.pdf
    • http://www.gorillawalker.com/cockatiels-for-dummies.pdf
    • http://www.gorillawalker.com/fund-air-pollution-engineering.pdf
    • http://www.gorillawalker.com/violence-and-difference-girard-derrida-and-deconstruction.pdf
    • http://www.gorillawalker.com/no-somos-irrompibles-we-are-not-unbreakable-spanish-edition.pdf
    • http://www.gorillawalker.com/fantasy-artist-s-pocket-reference-incredible-characters.pdf
    • http://www.gorillawalker.com/exploded.pdf
    • http://www.gorillawalker.com/problems-in-operator-theory-graduate-studies-in-mathematics-v-51.pdf
    • http://www.gorillawalker.com/management-of-laparoscopic-complications-laparoscopic-surgical-series.pdf
    • http://www.gorillawalker.com/what-color-is-my-world-kindle-edition.pdf
    • http://www.gorillawalker.com/uv-protection-s-no-longer-a-day-at-the-beach.pdf
    • http://www.gorillawalker.com/the-nhs-beginning-middle-and-end-the-autobiography-of-dr.pdf
    • http://www.gorillawalker.com/history-report-the-d-r-miller-farm.pdf
    • http://www.gorillawalker.com/feminist-research-practice-a-primer.pdf
    • http://www.gorillawalker.com/victor-wouk-the-father-of-the-hybrid-car-voices-for.pdf
    • http://www.gorillawalker.com/the-state-of-interdependence-globalization-internet-and-constitutional-governance-information.pdf
    • http://www.gorillawalker.com/transferencia-de-esp-ritus.pdf
    • http://www.gorillawalker.com/yiannopoulos-civil-law-property-coursebook-2011-supplement.pdf
    • http://www.gorillawalker.com/abstract-computing-machines.pdf
    • http://www.gorillawalker.com/healthy-herbs-fact-versus-fiction.pdf
    • http://www.gorillawalker.com/priest-s-diary-norvik-press-series-b.pdf
    • http://www.gorillawalker.com/tradition-today-indigenous-art-in-australia.pdf
    • http://www.gorillawalker.com/optical-angular-momentum-optics-optoelectronics.pdf
    • http://www.gorillawalker.com/the-collector-s-guide-to-decoys-book-ii-
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/pdf/1.3/
    • http://ns.adobe.com/xap/1.0/mm/
    • http://www.aiim.org/pdfa/ns/extension/
    • http://www.aiim.org/pdfa/ns/schema#
    • http://www.aiim.org/pdfa/ns/property#
    • http://www.aiim.org/pdfa/ns/id/

Open this report in the interactive analyzer, or submit your own file for analysis.