Malicious PDF — malware analysis report

Static analysis result for SHA-256 90be0ccf97ab992f…

MALICIOUS

PDF

41.1 KB Created: 2020-03-28 04:45:22 +02:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 9958a0d3c175319be5fd5ab8aea90587 SHA-1: 0a9bccd145a2d16d2228fa23ae9357aad8a0e512 SHA-256: 90be0ccf97ab992f498f69236137f390b1d3af082e187a10b0bf8642d5fa8a6a
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic. The document body contains a reference to 'Rzr rental near las vegas', suggesting a lure, and the embedded URLs point to various PDF files on unrelated domains. This indicates a link farm or distribution mechanism for potentially malicious content, rather than a document with a direct user-facing purpose.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • 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.
  • External URI info PDF_URI
    PDF contains an external URL action
  • 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://hubs0.com/uploads/1/3/0/9/130969097/130969097.html#rzr+rental+near+las+vegas
    • http://newzealandcreativespacesstudioweebley.com/uploads/1/3/0/7/130738779/mogakilasogoluwog.pdf
    • http://minouxjewelry.net/uploads/1/3/0/3/130324126/vabovirupabo.pdf
    • http://mysoundcollective.com/uploads/1/3/0/4/130489523/451662.pdf
    • http://mx.quailridgehorseshoes.com/uploads/1/3/0/3/130323511/284941.pdf
    • http://mondiki2023.com/uploads/1/3/0/4/130489434/lanawizobedixozopa.pdf
    • http://perthbiblechurch.com/uploads/1/3/0/5/130551181/9364f3b97c.pdf
    • http://dfdny.org/uploads/1/3/0/2/130273884/6629d8580c.pdf
    • http://mta-sts.mx.spokanechiefsboosterclub.org/uploads/1/3/0/6/130639377/5739427.pdf
    • http://dicerbomorgan.com/uploads/1/3/0/5/130550948/sabobus-xunidobimi-sifidimid-jobavuboxupu.pdf
    • http://en.aegee-leiden.nl/uploads/1/3/0/7/130776599/5702862.pdf
    • http://mylifeisamesspodcast.com/uploads/1/3/0/2/130272853/2012242.pdf
    • http://cambridgecommunityrealestate.com/uploads/1/3/0/7/130739280/xenumaru.pdf
    • http://mx.germanlanguagecenterinchicago.com/uploads/1/3/0/5/130543353/79d36568605.pdf
    • http://www.iezrareresources.com/uploads/1/3/0/4/130435654/namemam-mitulafuwa-nakekime-tagemuze.pdf
    • http://okjackalope.com/uploads/1/3/0/9/130969343/xuganuwedelejin-vevuruj-bajidig-divavukuvod.pdf
    • http://andrewrobbinsbuilders.com/uploads/1/3/0/7/130776338/rubejedavegivuzo.pdf
    • http://mta-sts.mail.kdbug.com/uploads/1/3/0/6/130603929/8054231.pdf
    • http://davidhopkins.info/uploads/1/3/0/5/130551375/getirodevugoratil.pdf
    • http://2waytomobile.com/uploads/1/3/0/7/130739656/jawetowupugopubin.pdf
    • http://danceofthemagi.com/uploads/1/3/0/2/130289681/zuxibigawesoga-kafire.pdf
    • http://foreveralaska.com/uploads/1/3/0/7/130776312/kivafidutukonuk_tuzujiwuzu.pdf
    • http://lifetimeepoxyofauburn.com/uploads/1/3/0/6/130604605/28705423.pdf
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/pdf/1.3/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/xap/1.0/mm/
    • http://ns.adobe.com/xap/1.0/rights/

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000730b.bin
ea0ad9021320109ea3a23b4edfa8165a18df5e2e2d641099b6c173cb98abaaf9
pdf-font-stream PDF embedded font (sfnt) at offset 0x730B 9428 bytes