PDF malware analysis — malicious · b977496207d53161

MALICIOUS

PDF

49.7 KB Created: 2020-03-08 05:32:37 +02:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)

MD5: 4584bb3f6a86c7785fd3b179d7c66958 SHA-1: 7c24dc034b85cfa0bdb84753e754058c362d818d SHA-256: b977496207d5316105cd29356d933bda8b0ad80d423571b6667d1b32fd03e3ee

62 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, as indicated by the PDF_SEO_LINK_FARM heuristic. These links point to various PDF files hosted on different domains, suggesting a link farm or content distribution tactic. The document body contains text related to medical conditions and software versions, but the primary malicious activity appears to be the mass linking to external resources.

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://www.adyamanagement.com/uploads/1/3/0/4/130483376/130483376.html#tnm+staging+gastric+cancer+radiology
- http://onecityhistoricalfoundation.com/uploads/1/3/0/7/130739298/dukukoxutaja_vonipizewuvoto_raxosinara_jiluponegonib.pdf
- http://helenlodgelpc.com/uploads/1/3/0/4/130435638/d4d5e0.pdf
- http://frontlinehustle.com/uploads/1/3/0/2/130287488/gexubiz_xurusavokuzifep_pegedawi.pdf
- http://nfsparts.com/uploads/1/3/0/7/130775493/1782144.pdf
- http://loveandadog.net/uploads/1/3/0/6/130621298/7fb66.pdf
- http://gopurefitness.com/uploads/1/3/0/2/130287243/cc492a9602552.pdf
- http://citywildpdx.com/uploads/1/3/0/5/130589360/601f7fb76ea88a.pdf
- http://personaloutfits.com/uploads/1/3/0/3/130323531/80f168343a7fd96.pdf
- http://bulletsandbombs.com/uploads/1/3/0/7/130739542/poxal-vuleri-jawimo.pdf
- http://host49.carmichaelnl.com/uploads/1/3/0/5/130588999/mevuveb.pdf
- http://tabletpack.net/uploads/1/3/0/5/130588542/1934479.pdf
- http://www.lindseydykstraproperties.com/uploads/1/3/0/6/130604511/cb287.pdf
- http://paperowlpress.com/uploads/1/3/0/5/130588433/87cab4231d17.pdf
- http://karenfavowalsh.com/uploads/1/3/0/3/130312912/rukovowokebe.pdf
- http://propertystars.biz/uploads/1/3/0/7/130740141/majenofaluxokug_nimanekipidetix_jarijifu_livigob.pdf
- http://www.501rentals.com/uploads/1/3/0/5/130588237/gazufuzibaxaxegaba.pdf
- http://ajconventions.com/uploads/1/3/0/6/130639997/e3fc032ff27f99.pdf
- http://louisemasonmetalartist.com/uploads/1/3/0/4/130435680/b28923f148f8c.pdf
- http://broderickingham.com/uploads/1/3/0/6/130604812/d13850c0b9eff8.pdf
- http://dogemoon.net/uploads/1/3/0/7/130775092/wevojapefo_wugizidetiwari_gakifibaj.pdf
- http://thepanda.net/uploads/1/3/0/4/130436204/641310.pdf
- http://daniel-alexandru-beres.com/uploads/1/3/0/7/130775503/jurixomupikom.pdf
- http://raysfinelinens.com/uploads/1/3/0/6/130605228/ropajaluma.pdf
- http://raysfinelinens.com/uploads/1/3/0/6/130605228/r
- 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.

Filename	Kind	Source	Size
`font_00_sfnt_off00009831.bin` `3dfa716842d1ecb6d79ba78608feb19ae2ecebb0f59d71453c0dd79f0eb481a4`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x9831	8136 bytes

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