Malicious PDF — malware analysis report

Static analysis result for SHA-256 1b88a7ba3862aa6f…

MALICIOUS

PDF

37.7 KB Created: 2020-05-15 12:44:27 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 7fda273412c95506f4db546da5755992 SHA-1: d17c810e2a306e72c16daff0d9b1d5b1f7b76508 SHA-256: 1b88a7ba3862aa6fe546e16afe752fc87dc40f0e58da9c71c65277a9e92ada74
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, identified by the PDF_SEO_LINK_FARM heuristic. These links point to various domains, suggesting a link farm or SEO manipulation tactic. The document body contains a title related to 'Alarm ringtone naa song' and metadata indicating it was generated by wkhtmltopdf, which is often used to create PDFs for SEO purposes. The primary intent appears to be driving traffic to these external URLs, potentially for malicious redirection or content distribution.

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://hello-baby-toys.com/uploads/1/3/0/8/130814575/130814575.html#alarm+ringtone+naa+song
    • http://qsimspacetime.com/uploads/1/3/1/3/131383599/liwawowajasi.pdf
    • http://straightthegate.org/uploads/1/3/1/3/131398498/juwipatewapom-rovag.pdf
    • http://fayotopia.com/uploads/1/3/0/6/130639407/b63ba81f336e.pdf
    • http://empowerment-time.com/uploads/1/3/0/7/130776027/d5aa0a93077a.pdf
    • http://buscoabogadobueno.com/uploads/1/3/0/6/130621686/8277976.pdf
    • http://letooschuss.com/uploads/1/3/0/9/130969231/5327190.pdf
    • http://downsyndromeinnovations.org/uploads/1/3/0/4/130435826/c05b2a.pdf
    • http://owensoundlaserclinic.com/uploads/1/3/0/7/130739557/lepimepipawapam.pdf
    • http://axiom-fusion-sponsor.com/uploads/1/3/1/8/131856446/2932394.pdf
    • http://resincontractslimited.com/uploads/1/3/0/7/130739952/magekime_bigukidaj.pdf
    • http://mainlymassage.net/uploads/1/3/0/8/130874175/nuzozulagiro-luwok-wivaxu.pdf
    • http://earthwindandtires.com/uploads/1/3/0/7/130739068/2553168.pdf
    • http://ventrallearning.com/uploads/1/3/0/4/130492127/muramufumutole.pdf
    • http://andrewandsons.org/uploads/1/3/1/3/131380316/dexurunaliwonu_vadogunovib_zilivid.pdf
    • http://giltnercareers.com/uploads/1/3/1/1/131163733/5775882.pdf
    • http://thealchemistlifecoach.com/uploads/1/3/0/5/130539497/nasiriluwuj.pdf
    • http://painterpro62.com/uploads/1/3/0/8/130874591/movozuwoperemuw-jobifudujilu-xanura-garanodimuvi.pdf
    • http://econoat-alliance.com/uploads/1/3/0/9/130969172/7d215b95f5240.pdf
    • http://moonchildtarot.ca/uploads/1/3/1/3/131378806/1837814.pdf
    • http://massagebyanj.com/uploads/1/3/0/5/130550835/30d7fd96a628295.pdf
    • http://sahurontheroodantimailings.com/uploads/1/3/1/1/131163846/puxaxiz.pdf
    • http://3islandsdesigns.com/uploads/1/3/0/4/130477110/pavot_pimivut_vamab_wigeta.pdf
    • http://christenwindsorsolberg.com/uploads/1/3/1/4/131408248/vajezapowo_virera_vawuguwo_wisovunutaru.pdf
    • http://summerboone.ca/uploads/1/3/1/3/131380138/posevujubedaxojewo.pdf
    • http://jessicaschafer.ca/uploads/1/3/1/4/131483386/paxig_lozovevogofoke_wujewo.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_off000066f3.bin
aa785a86f919961b9d58a2bbd1737092c4b96e3117a05cc1d2e6e2914dba86c4		 pdf-font-stream PDF embedded font (sfnt) at offset 0x66F3 10392 bytes

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