Malicious PDF — malware analysis report

Static analysis result for SHA-256 01152ce74ed173da…

MALICIOUS

PDF

61.6 KB Created: 2020-04-01 18:39:35 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 6c0bd1608eeaa7212c6b7d7ccd99b3c8 SHA-1: b8097c58d1428678caef4a8c0ac7b8dff4001884 SHA-256: 01152ce74ed173da7a12ad19fe595cc6cc2806066a5711e42b9a594a56573a33
96 Risk Score

Malware Insights

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

This PDF document contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic. The embedded document body text, though partially corrupted, includes a URL pointing to 'beingself-centered.com'. The primary function appears to be acting as a link farm, directing users to numerous other PDF files hosted across various domains, which is a common tactic for SEO manipulation or distributing malicious payloads.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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.
  • External URI info PDF_URI
    PDF contains an external URL action
  • Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTAL
    The same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
  • 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://beingself-centered.com/uploads/1/3/0/5/130589400/130589400.html#como+dibujar+el+rostro+femenino
    • http://caesarclothingco.com/uploads/1/3/0/8/130813715/1139961.pdf
    • http://ptjohanostberg.com/uploads/1/3/0/2/130272319/efa58054068207b.pdf
    • http://mojofinancialservices.com/uploads/1/3/1/3/131379021/vumobefonasopubav.pdf
    • http://newspiritholdings.com/uploads/1/3/0/2/130270783/1cd8e6d8d10ad.pdf
    • http://makerfilmfest.com/uploads/1/3/0/4/130483736/14c20b.pdf
    • http://peacockconstructionllc.com/uploads/1/3/1/3/131398099/sekoxefo.pdf
    • http://russfootball.com/uploads/1/3/0/5/130588550/lifakutef.pdf
    • http://devizesrunningfit.com/uploads/1/3/0/2/130271128/9f528c3.pdf
    • http://crystallineheartcenter.net/uploads/1/3/1/4/131437867/404480a.pdf
    • http://bourbonandbeard.com/uploads/1/3/0/6/130621734/2967562.pdf
    • http://banquedopportunitesinvest.org/uploads/1/3/0/5/130551486/643f46dd96c0387.pdf
    • http://gappifyalan.com/uploads/1/3/0/7/130776791/gukiwobip_rovoruva_geverog.pdf
    • http://velvetbathtime.com/uploads/1/3/0/8/130874554/8938001.pdf
    • http://magicmudceramics.com/uploads/1/3/0/3/130323554/6636337.pdf
    • http://pipkinmedia.com/uploads/1/3/0/7/130774962/396696c5d.pdf
    • http://digi-done.com/uploads/1/3/0/8/130813483/9d516cf6ea91.pdf
    • http://synsortek.net/uploads/1/3/0/3/130313086/4468292.pdf
    • http://womenheartofwestdenver.com/uploads/1/3/0/2/130272361/bovimivevifu.pdf
    • http://boxcarpics.com/uploads/1/3/0/7/130739758/6ed39.pdf
    • http://raykakobiella.com/uploads/1/3/0/3/130323445/jevirofa.pdf
    • http://caccoffeetalk.com/uploads/1/3/1/4/131454427/2840276.pdf
    • http://elliottelliottministries.com/uploads/1/3/0/8/130874264/859defb9fa.pdf
    • http://bbodaciousfitness.com/uploads/1/3/0/4/130436037/pimexerifal.pdf
    • http://sammyjean.com/uploads/1/3/0/2/130270982/2ec69afdebf.pdf
    • http://mountainviewconcreteco.com/uploads/1/3/0/5/130546283/gakiwemujesuwiw.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_off0000c66a.bin
c2ad744d512639f8fb01ed600d8b46508b277bf561c67640ade9e52665be095d		 pdf-font-stream PDF embedded font (sfnt) at offset 0xC66A 8876 bytes

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