PDF malware analysis — malicious · cc7dbe36e43876f4

MALICIOUS

PDF

43.6 KB Created: 2020-03-24 09:54:21 +02:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)

MD5: b1b00d5ee14711a12e83f3437c341a46 SHA-1: fa45f90950ca600ffb0d6cf654d67a4a62b971f7 SHA-256: cc7dbe36e43876f44512a79611583769e857a60bb2c496196d82983c6a055a2f

92 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains a large number of external links, many of which point to similarly structured URLs on different domains. This behavior is indicative of a link farm or SEO spam tactic, likely intended to direct users to malicious content or phishing sites. The ML classifier strongly supports the malicious nature of this PDF.

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://cafewnd.com/uploads/1/3/1/1/131163865/131163865.html#oraciones+en+presente+progresivo+espa%C3%B1ol+y+ingles
- http://www.johnnylayne.com/uploads/1/3/0/4/130483647/rosobimalekeg.pdf
- http://waconda.com/uploads/1/3/0/5/130547486/welazowi_tesipasitodovu_naranub.pdf
- http://muse-ep.com/uploads/1/3/0/5/130589124/pikozem.pdf
- http://www.myvrcpp.com/uploads/1/3/1/0/131070366/wafodakalumegapawes.pdf
- http://cancersurvivorsalliance.org/uploads/1/3/0/6/130604938/rovamu_vejiren.pdf
- http://www.keiltravel.com/uploads/1/3/0/7/130739492/ludogijudul.pdf
- http://thebigbigbucks.com/uploads/1/3/0/8/130815351/4497643.pdf
- http://algiers-tricentennial.net/uploads/1/3/0/5/130588942/5766707.pdf
- http://lesliejohn7.com/uploads/1/3/0/7/130738846/d1e20a0d.pdf
- http://stevenrobinsonmusic.com/uploads/1/3/0/7/130740008/vilezep.pdf
- http://darthski.com/uploads/1/3/0/7/130776054/65432.pdf
- http://grangerwebdesign.com/uploads/1/3/0/5/130540176/997628df.pdf
- http://staceyphillips.online/uploads/1/3/0/7/130740590/8586272.pdf
- http://heathfieldconstruction.com/uploads/1/3/0/6/130639032/gumigoterofefu.pdf
- http://premierbeachfl.com/uploads/1/3/0/3/130379651/7452745.pdf
- http://coachparent.com/uploads/1/3/0/6/130640097/saritokafer.pdf
- http://mauriciomarin.org/uploads/1/3/0/4/130477533/4615999.pdf
- http://www.untangledtahoe.com/uploads/1/3/0/6/130604433/nazimitidud_wowiwegavojo.pdf
- http://ceikoet.com/uploads/1/3/0/8/130874114/5334814.pdf
- http://theuncivilagenda.com/uploads/1/3/0/7/130740184/ff6e7.pdf
- http://www.bwmart.pl/uploads/1/3/0/4/130479008/zudejofuxonis-xinabixip-fobubobidimap-bomovexakolidep.pdf
- http://www.gator-recovery.com/uploads/1/3/0/9/130969796/9366740.pdf
- http://maid.peteandlauren.com/uploads/1/3/0/7/130739315/589da8cb2f05c.pdf
- http://www.mowhawkmowing.com/uploads/1/3/0/8/130873771/datuzofowef.pdf
- http://www.mowhawkmowing.com/uploads/1/3/0/8/130873771/datuzofo
- 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_off00007d9f.bin` `0243731c68c39bac4b2ec11095a92ea215fe527aa272544a0d8bb6a648f55dce`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7D9F	8828 bytes

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