Malicious PDF — malware analysis report

Static analysis result for SHA-256 e9ed73dd6668d099…

MALICIOUS

PDF

40.4 KB Created: 2020-03-22 12:23:57 +02:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 5f308a9636c7e4715ed73db8b0df6974 SHA-1: afd6cd5177fe9c8a73e07ce6d902e748a9327267 SHA-256: e9ed73dd6668d0994678853c0dbbd2ad7870ea4da9146ed3a8c7607b7e294a93
70 Risk Score

Malware Insights

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

The PDF file contains a large number of external links, indicating a link farm or SEO manipulation tactic. The document body, though partially corrupted, contains technical terms and a call-to-action phrase, suggesting a lure to encourage users to click on these links. The primary intent appears to be driving traffic to these external sites, which could host further malicious content or be part of a larger phishing infrastructure.

Heuristics 4

  • 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.
  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • 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://penzugyijelentesek.com/uploads/1/3/0/5/130589429/130589429.html#bluetooth+mesh+network+raspberry+pi
    • http://www.squidoode.co.uk/uploads/1/3/0/3/130323465/xurumoradot_zewusuroxixifev_gonefikelefen.pdf
    • http://nevillekillian.com/uploads/1/3/0/4/130488395/xazesupe-kejadoxukaforer.pdf
    • http://doublelinsulation.com/uploads/1/3/0/3/130323260/7388819.pdf
    • http://fairbankssnowclearing.com/uploads/1/3/0/7/130775354/d2ff9d63.pdf
    • http://crescentmoonwines.com/uploads/1/3/0/6/130639935/8174489.pdf
    • http://mivomaskin.no/uploads/1/3/0/2/130274076/6916880.pdf
    • http://skycampgreenwich.org/uploads/1/3/0/5/130539336/4603bdf0494.pdf
    • http://www.vsgstoneworks.com/uploads/1/3/0/6/130640128/92ba8.pdf
    • http://tcalumniday.org/uploads/1/3/0/7/130775191/6957549.pdf
    • http://howetrucking.com/uploads/1/3/0/6/130639347/e4219b5abd57ffd.pdf
    • http://www.lisbonbakery.com/uploads/1/3/0/6/130640223/9175420.pdf
    • http://mobileonegaming.com/uploads/1/3/0/7/130738779/wanadif.pdf
    • http://www.tenminutetire.com/uploads/1/3/0/6/130621985/17fc9d8617.pdf
    • http://truenorthadventures.ca/uploads/1/3/0/7/130776724/4660009.pdf
    • http://www.medwellcoaching.com/uploads/1/3/0/4/130435834/95b1e0231e7.pdf
    • http://cateringservicessc.com/uploads/1/3/0/6/130605076/vanemibew.pdf
    • http://cpanel.lldmshakopee.org/uploads/1/3/0/6/130620679/d97ba32eff2ce46.pdf
    • http://sierragrachik.com/uploads/1/3/0/5/130542983/1972244.pdf
    • http://exclusivecarpetcollections.com/uploads/1/3/0/5/130543945/pajozaropadugafokaf.pdf
    • http://cuddlebugblankies.com/uploads/1/3/0/5/130590169/mobufojumonom_giditedajofu_dujosajojalani_motokekalilipiz.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_off00007207.bin
2f17b6ff4a8e5b474b4ceca2f3618c037eb57c17d52818f0d5d5743ec5346b03		 pdf-font-stream PDF embedded font (sfnt) at offset 0x7207 8316 bytes

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