PDF malware analysis — malicious · da3c9acde541de93

MALICIOUS

PDF

40.0 KB Created: 2020-03-10 09:15:38 +02:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)

MD5: bc15b213a067c118f60835db8868608b SHA-1: bed76e60843288cadc909ed3e023d52163944a02 SHA-256: da3c9acde541de93c2bdb3f7b1f03686bc00a80464c15f85e5af0ef0c0a6d2bd

92 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a significant number of external links, identified by the PDF_SEO_LINK_FARM heuristic, pointing to various domains. The ML classifier also strongly indicated maliciousness. The primary attack pattern appears to be a link farm designed to direct users to potentially harmful content or for SEO manipulation. No scripts were extracted from this sample.

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://www.sunandstars.net/uploads/1/3/0/5/130550826/130550826.html#kord+gitar+hey+jude+the+beatles
- http://jonesok2018.com/uploads/1/3/0/2/130287995/sozajuvufojume_mariset_wavopatixis.pdf
- http://capscoating.com/uploads/1/3/0/7/130739000/7633811.pdf
- http://bluejazzband.com/uploads/1/3/0/8/130814227/5705916.pdf
- http://wylaskincare.net/uploads/1/3/0/6/130620819/b5dafa48298.pdf
- http://hostmaster.zajazzawards.co.za/uploads/1/3/0/5/130588267/wiromategofu.pdf
- http://iqleadstyle.com/uploads/1/3/0/7/130776269/4aa28e.pdf
- http://josephwalker.net/uploads/1/3/0/5/130551671/pabalunovetewivoda.pdf
- http://mijaliscogrill2.com/uploads/1/3/0/5/130589305/muwukasadipobek_migisejogatir_tuxogapude.pdf
- http://powerofforgiveness.net/uploads/1/3/0/4/130483125/6680f53e0c.pdf
- http://20180509.xyz/uploads/1/3/0/2/130289775/d20841db082c.pdf
- http://islandways.fun/uploads/1/3/0/2/130270747/52cee1368.pdf
- http://mrstinakalamaras.com/uploads/1/3/0/7/130775977/7844752.pdf
- http://www.drakeoriginalsjewelry.com/uploads/1/3/0/9/130969445/murofujadirilid.pdf
- http://www.yankeenewfoundlands.com/uploads/1/3/0/7/130776521/8547541.pdf
- http://springfieldjuniorschool.net/uploads/1/3/0/8/130874376/banazugumeruti.pdf
- http://drmsanchez.com/uploads/1/3/0/6/130620438/429978.pdf
- http://webdisk.kilookas.com/uploads/1/3/0/4/130477346/lanuv.pdf
- http://ipaint.kparkerdesign.net/uploads/1/3/0/5/130552016/puzuxuv.pdf
- http://www.downtowndentalsf.com/uploads/1/3/0/2/130271226/2203757.pdf
- http://mysearchlive.com/uploads/1/3/0/6/130639977/3493079.pdf
- http://www.arujchaudhry.org/uploads/1/3/0/6/130604759/rewiwakori.pdf
- http://carpetcleaningkamloops.com/uploads/1/3/0/2/130272886/2d4d2a7e1d8f.pdf
- http://bluedogcopywriter.com/uploads/1/3/0/4/130435649/2cc7b661e9.pdf
- http://workinjuryspecialist.com/uploads/1/3/0/4/130488812/benuw.pdf
- http://daycareplayground.com/uploads/1/3/0/5/130550981/8351646.pdf
- http://daycareplayground.com/uploads/
- 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_off0000706b.bin` `7d787fc465354a01ccbe19e7a27e181a1f24a0c1ff6d581eeed70ff7862bf71b`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x706B	8300 bytes

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