PDF malware analysis — malicious · abd194a75e6470d7

MALICIOUS

PDF

49.6 KB Created: 2020-04-01 13:39:00 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)

MD5: a10a4a38d4dac846e72551f08349ec20 SHA-1: f97b4712f4ebcd68cfa3169cd165c42f12028524 SHA-256: abd194a75e6470d78f4c639ea049f07faf203be3f6f41b67eb026b263f9be49d

92 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic. The ML classifier also flagged this PDF as malicious. The document body contains text that appears to be metadata and a reference to a PDF, along with numerous URLs. The primary attack pattern involves directing users to a vast network of external websites, likely for SEO spam or to host further malicious content.

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://amishcraftcabinetry.com/uploads/1/3/0/4/130488141/130488141.html#libro+del+cisne+negro+pdf
- http://tonycardillo.com/uploads/1/3/0/8/130814055/fugewevipe-wixopulaw.pdf
- http://confusionvegezgourmet.com/uploads/1/3/0/7/130775741/fobolijeb.pdf
- http://samdrakeracing.com/uploads/1/3/0/6/130639272/manukesepil.pdf
- http://firefly-poetry.com/uploads/1/3/0/5/130590059/8574399.pdf
- http://bibinatural.com/uploads/1/3/0/8/130813643/a1c8397f.pdf
- http://238633740554864153.com/uploads/1/3/1/3/131384555/fonivojotori-memaxekanol.pdf
- http://melbaustralia.com/uploads/1/3/0/5/130588320/eccc90b2d1a5.pdf
- http://bispots.net/uploads/1/3/1/1/131163836/dasurijigetale.pdf
- http://villageofironhaven.com/uploads/1/3/0/2/130291640/8929055.pdf
- http://ozcameras.net/uploads/1/3/0/6/130621776/c365538503f1c.pdf
- http://mail.haze.company/uploads/1/3/0/8/130873907/5554193.pdf
- http://edgewateracresfarm.com/uploads/1/3/0/3/130313140/5002766.pdf
- http://hoerikwaggaguarding.com/uploads/1/3/0/5/130550882/7526348.pdf
- http://sashylinens.com/uploads/1/3/0/8/130874385/a51acc65cf0332f.pdf
- http://ohioawnings.com/uploads/1/3/0/2/130271205/mivolijosivowas-posolexad-viwavudebatuses.pdf
- http://smartphonefilmfest.org/uploads/1/3/0/5/130589140/zuxol.pdf
- http://urgoodenough.org/uploads/1/3/0/4/130488399/mimefixono.pdf
- http://joshallen.design/uploads/1/3/0/8/130814341/02c18204d98797f.pdf
- http://artinmotionri.com/uploads/1/3/0/2/130271211/582cf970886.pdf
- http://mylowvision.com/uploads/1/3/1/1/131164011/396561.pdf
- http://vinylalbumwallart.com/uploads/1/3/0/5/130551144/gawezufov-tusavere.pdf
- http://emotion-coaching.com/uploads/1/3/0/5/130550813/3f50485d307a9d4.pdf
- http://crimsonkisscosmetics.com/uploads/1/3/0/5/130551427/5545067.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 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off00007df7.bin` `efb9c349553156cb5435363d62c2e3fb8d6aac8983426a1ea1faf343759f5157`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7DF7	9816 bytes
`font_01_sfnt_off0000a157.bin` `f31c439e28d0137206b91a151f21343900f846ed9ff070250fbe82eb1cc7da1d`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xA157	16204 bytes

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